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person · Reporting owner

Revers Daniel R

Disclosed activity across 5 companies

Tapewire entity
96039
SEC CIK
0001405456

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Enable Midstream Partners, LPENBL · Entity 13282510% ownerJuly 17, 2017July 20, 2017
OPAL Fuels Inc.OPAL · Entity 50110% ownerDecember 15, 2023December 19, 2023

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Units representing limited partners interestsSEC Table I · non-derivativeIndirectSee Footnotes43,238,773 Reported balance After 2017-07-17 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2017-07-17 · Sale · Disposed 4,000 · Balance 43,238,773

F1: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Filing footnotes · ownership attribution and instrument terms

F1: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

OPAL Fuels Inc.

Report date December 15, 2023 · Filed December 19, 2023

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect619,731 Reported balance After 2023-12-15 transaction · row 1
1 source row

Row 1 · 2023-12-15 · Sale · Disposed 661,444 · Balance 619,731

F1: The reported price is a volume weighted average price ("VWAP"). The reported securities were sold in open market transactions at prices ranging from $5.25 to $5.60, inclusive. The reporting person undertakes to provide to the SEC, the Issuer or any stockholder of the Issuer, upon request, the relevant amount of shares sold to the market at each price within the ranges set forth in this footnote.

Class A Common StockSEC Table I · non-derivativeIndirectSee footnote1,776,117 Reported balance After 2023-12-15 transaction · row 2 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 2 · 2023-12-15 · Sale · Disposed 838,556 · Balance 1,776,117

F1: The reported price is a volume weighted average price ("VWAP"). The reported securities were sold in open market transactions at prices ranging from $5.25 to $5.60, inclusive. The reporting person undertakes to provide to the SEC, the Issuer or any stockholder of the Issuer, upon request, the relevant amount of shares sold to the market at each price within the ranges set forth in this footnote.

F2: On December 15, 2023, 830,197 of the reported securities were sold by ArcLight CTC Holdings II, L.P., a Delaware limited partnership (the "Sponsor"), and 8,359 of the reported securities were sold by ACTC Holdings GP II, LLC, a Delaware limited liability company and general partner of the Sponsor ("ACTC GP"). After giving effect to such transactions, the reported securities consist of (i) 1,395,135 shares of Class A common stock held directly by the Sponsor, (ii) 322,227 shares of Class A common stock held directly by ACHP B, L.P., a Delaware limited partnership ("ACHP B") and (iii) 58,755 shares of Class A common stock held directly by ACTC GP. Mr. Revers has voting and investment discretion with respect to the securities held by the Sponsor, ACHP B and ACTC GP, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interest therein.

Filing footnotes · ownership attribution and instrument terms

F1: The reported price is a volume weighted average price ("VWAP"). The reported securities were sold in open market transactions at prices ranging from $5.25 to $5.60, inclusive. The reporting person undertakes to provide to the SEC, the Issuer or any stockholder of the Issuer, upon request, the relevant amount of shares sold to the market at each price within the ranges set forth in this footnote.

F2: On December 15, 2023, 830,197 of the reported securities were sold by ArcLight CTC Holdings II, L.P., a Delaware limited partnership (the "Sponsor"), and 8,359 of the reported securities were sold by ACTC Holdings GP II, LLC, a Delaware limited liability company and general partner of the Sponsor ("ACTC GP"). After giving effect to such transactions, the reported securities consist of (i) 1,395,135 shares of Class A common stock held directly by the Sponsor, (ii) 322,227 shares of Class A common stock held directly by ACHP B, L.P., a Delaware limited partnership ("ACHP B") and (iii) 58,755 shares of Class A common stock held directly by ACTC GP. Mr. Revers has voting and investment discretion with respect to the securities held by the Sponsor, ACHP B and ACTC GP, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interest therein.

Past disclosures · reporting ended (3)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Section 16 reporting ended · disclosed 2017-03-09. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
COMMON UNITS (LIMITED PARTNER INTERESTS)SEC Table I · non-derivativeDirect0 Reported balance After 2017-03-08 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2017-03-08 · Disposition to issuer · Disposed 3,674,187 · Balance 0

F1: Converted into common units of American Midstream Partners, LP ("AMID") in connection with the merger of the issuer into a wholly-owned subsidiary of AMID effective on March 8, 2017 (the "Merger"). On March 7, 2017, the last trading day of the issuer's common units, the closing price of issuer common units was $9.44 per unit and the closing price of AMID's common units was $16.45 per unit. Each issuer common unit outstanding held by the reporting person was converted into 0.5225 AMID common units at the effective time of the Merger.

F2: This Form 4 is filed jointly by Magnolia Infrastructure Holdings, LLC ("Magnolia", as successor by merger to AL Lonestar, LLC, as successor by merger to Lonestar Midstream Holdings, LLC), ArcLight Capital Partners, LLC ("ArcLight Partners"), ArcLight Capital Holdings, LLC ("ArcLight Holdings"), ArcLight Energy Partners Fund V, L.P. ("ArcLight Fund V" and together with ArcLight Partners and ArcLight Holdings, the "ArcLight Entities") and Daniel R. Revers. Prior to the closing of the Merger, Magnolia owned 100% of the interests in JP Energy GP II LLC, the issuer's general partner (the "General Partner"), and was deemed to indirectly beneficially own the securities held by the General Partner, but disclaimed beneficial ownership except to the extent of its pecuniary interest therein. (Continued in Footnote 3)

F3: (Continued from Footnote 2) The General Partner holds a non-economic general partner interest in the issuer. Prior to the closing of the Merger, ArcLight Fund V owned and controlled, through one of its wholly owned subsidiaries, Magnolia, and therefore may have been deemed to indirectly beneficially own the securities held directly and indirectly by Magnolia. Mr. Revers is a director of the General Partner and is managing partner of ArcLight Partners. ArcLight Partners is the investment manager of, and ArcLight Holdings is the managing partner of the general partner of, ArcLight Fund V. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Partners' investment committee, he may be deemed to indirectly beneficially own the units held by Magnolia. Each of the ArcLight Entities and Mr. Revers disclaims beneficial ownership of the securities held directly or indirectly by Magnolia except to the extent of their respective pecuniary interests therein.

SUBORDINATED UNITS (LIMITED PARTNER INTERESTS)SEC Table II · derivative / convertible securityDirect0 Reported balance After 2017-03-08 transaction · row 2 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 2 · 2017-03-08 · Disposition to issuer · Disposed 14,992,654 · Balance 0

F4: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F2: This Form 4 is filed jointly by Magnolia Infrastructure Holdings, LLC ("Magnolia", as successor by merger to AL Lonestar, LLC, as successor by merger to Lonestar Midstream Holdings, LLC), ArcLight Capital Partners, LLC ("ArcLight Partners"), ArcLight Capital Holdings, LLC ("ArcLight Holdings"), ArcLight Energy Partners Fund V, L.P. ("ArcLight Fund V" and together with ArcLight Partners and ArcLight Holdings, the "ArcLight Entities") and Daniel R. Revers. Prior to the closing of the Merger, Magnolia owned 100% of the interests in JP Energy GP II LLC, the issuer's general partner (the "General Partner"), and was deemed to indirectly beneficially own the securities held by the General Partner, but disclaimed beneficial ownership except to the extent of its pecuniary interest therein. (Continued in Footnote 3)

F3: (Continued from Footnote 2) The General Partner holds a non-economic general partner interest in the issuer. Prior to the closing of the Merger, ArcLight Fund V owned and controlled, through one of its wholly owned subsidiaries, Magnolia, and therefore may have been deemed to indirectly beneficially own the securities held directly and indirectly by Magnolia. Mr. Revers is a director of the General Partner and is managing partner of ArcLight Partners. ArcLight Partners is the investment manager of, and ArcLight Holdings is the managing partner of the general partner of, ArcLight Fund V. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Partners' investment committee, he may be deemed to indirectly beneficially own the units held by Magnolia. Each of the ArcLight Entities and Mr. Revers disclaims beneficial ownership of the securities held directly or indirectly by Magnolia except to the extent of their respective pecuniary interests therein.

Filing footnotes · ownership attribution and instrument terms

F1: Converted into common units of American Midstream Partners, LP ("AMID") in connection with the merger of the issuer into a wholly-owned subsidiary of AMID effective on March 8, 2017 (the "Merger"). On March 7, 2017, the last trading day of the issuer's common units, the closing price of issuer common units was $9.44 per unit and the closing price of AMID's common units was $16.45 per unit. Each issuer common unit outstanding held by the reporting person was converted into 0.5225 AMID common units at the effective time of the Merger.

F2: This Form 4 is filed jointly by Magnolia Infrastructure Holdings, LLC ("Magnolia", as successor by merger to AL Lonestar, LLC, as successor by merger to Lonestar Midstream Holdings, LLC), ArcLight Capital Partners, LLC ("ArcLight Partners"), ArcLight Capital Holdings, LLC ("ArcLight Holdings"), ArcLight Energy Partners Fund V, L.P. ("ArcLight Fund V" and together with ArcLight Partners and ArcLight Holdings, the "ArcLight Entities") and Daniel R. Revers. Prior to the closing of the Merger, Magnolia owned 100% of the interests in JP Energy GP II LLC, the issuer's general partner (the "General Partner"), and was deemed to indirectly beneficially own the securities held by the General Partner, but disclaimed beneficial ownership except to the extent of its pecuniary interest therein. (Continued in Footnote 3)

F3: (Continued from Footnote 2) The General Partner holds a non-economic general partner interest in the issuer. Prior to the closing of the Merger, ArcLight Fund V owned and controlled, through one of its wholly owned subsidiaries, Magnolia, and therefore may have been deemed to indirectly beneficially own the securities held directly and indirectly by Magnolia. Mr. Revers is a director of the General Partner and is managing partner of ArcLight Partners. ArcLight Partners is the investment manager of, and ArcLight Holdings is the managing partner of the general partner of, ArcLight Fund V. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Partners' investment committee, he may be deemed to indirectly beneficially own the units held by Magnolia. Each of the ArcLight Entities and Mr. Revers disclaims beneficial ownership of the securities held directly or indirectly by Magnolia except to the extent of their respective pecuniary interests therein.

F4: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

Proterra Inc

Report date June 14, 2021 · Filed June 16, 2021

Section 16 reporting ended · disclosed 2021-06-16. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee footnote7,397,072 Last balance in matching sequence After 2021-06-14 transaction · row 3 Source-order balances reconcile. Account continuity and personal attribution are not independently verified.
3 source rows

Row 1 · 2021-06-14 · Conversion · Acquired 6,797,500 · Balance 6,797,500

F2: Pursuant to the Agreement and Plan of Merger, dated January 11, 2021, by and among ArcLight Clean Transition Corp., a Cayman Islands exempted company (the "Company"), Phoenix Merger Sub, Inc., a Delaware corporation, and Proterra Inc, a Delaware corporation ("Proterra"), the parties effected a business combination transaction ("Business Combination") on June 14, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "Proterra Inc" ("New Proterra"). In connection with the Domestication, 6,797,500 of Sponsor's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company ("Class A ordinary shares") converted into shares of common stock, par value $0.0001, of New Proterra ("New Proterra Common Stock") simultaneously with the closing of the Business Combination.

F3: Continuation of Footnote 2: Sponsor then forfeited and surrendered for no consideration 428 shares of New Proterra Common Stock. After giving effect to this transaction, Daniel R. Revers will own less than 10% of the outstanding common stock of New Proterra. In connection with the consummation of the Business Combination and pursuant to the subscription agreement between ArcLight Investor and the Company, ArcLight Investor acquired 600,000 shares of New Proterra Common Stock for an aggregate purchase price of $6,000,000.

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

Row 2 · 2021-06-14 · Other · Disposed 428 · Balance 6,797,072

F2: Pursuant to the Agreement and Plan of Merger, dated January 11, 2021, by and among ArcLight Clean Transition Corp., a Cayman Islands exempted company (the "Company"), Phoenix Merger Sub, Inc., a Delaware corporation, and Proterra Inc, a Delaware corporation ("Proterra"), the parties effected a business combination transaction ("Business Combination") on June 14, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "Proterra Inc" ("New Proterra"). In connection with the Domestication, 6,797,500 of Sponsor's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company ("Class A ordinary shares") converted into shares of common stock, par value $0.0001, of New Proterra ("New Proterra Common Stock") simultaneously with the closing of the Business Combination.

F3: Continuation of Footnote 2: Sponsor then forfeited and surrendered for no consideration 428 shares of New Proterra Common Stock. After giving effect to this transaction, Daniel R. Revers will own less than 10% of the outstanding common stock of New Proterra. In connection with the consummation of the Business Combination and pursuant to the subscription agreement between ArcLight Investor and the Company, ArcLight Investor acquired 600,000 shares of New Proterra Common Stock for an aggregate purchase price of $6,000,000.

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

Row 3 · 2021-06-14 · Other · Acquired 600,000 · Balance 7,397,072

F2: Pursuant to the Agreement and Plan of Merger, dated January 11, 2021, by and among ArcLight Clean Transition Corp., a Cayman Islands exempted company (the "Company"), Phoenix Merger Sub, Inc., a Delaware corporation, and Proterra Inc, a Delaware corporation ("Proterra"), the parties effected a business combination transaction ("Business Combination") on June 14, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "Proterra Inc" ("New Proterra"). In connection with the Domestication, 6,797,500 of Sponsor's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company ("Class A ordinary shares") converted into shares of common stock, par value $0.0001, of New Proterra ("New Proterra Common Stock") simultaneously with the closing of the Business Combination.

F3: Continuation of Footnote 2: Sponsor then forfeited and surrendered for no consideration 428 shares of New Proterra Common Stock. After giving effect to this transaction, Daniel R. Revers will own less than 10% of the outstanding common stock of New Proterra. In connection with the consummation of the Business Combination and pursuant to the subscription agreement between ArcLight Investor and the Company, ArcLight Investor acquired 600,000 shares of New Proterra Common Stock for an aggregate purchase price of $6,000,000.

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

Class B Ordinary SharesSEC Table II · derivative / convertible securityIndirectSee footnote0 Reported balance After 2021-06-14 transaction · row 4 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 4 · 2021-06-14 · Conversion · Disposed 6,797,500 · Balance 0

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

F2: Pursuant to the Agreement and Plan of Merger, dated January 11, 2021, by and among ArcLight Clean Transition Corp., a Cayman Islands exempted company (the "Company"), Phoenix Merger Sub, Inc., a Delaware corporation, and Proterra Inc, a Delaware corporation ("Proterra"), the parties effected a business combination transaction ("Business Combination") on June 14, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "Proterra Inc" ("New Proterra"). In connection with the Domestication, 6,797,500 of Sponsor's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company ("Class A ordinary shares") converted into shares of common stock, par value $0.0001, of New Proterra ("New Proterra Common Stock") simultaneously with the closing of the Business Combination.

WarrantsSEC Table II · derivative / convertible securityIndirectSee footnote7,550,000 Reported balance After 2021-06-14 transaction · row 5 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 5 · 2021-06-14 · Other · Acquired 7,550,000 · Balance 7,550,000

F4: In connection with the Domestication, 7,550,000 of the private placement warrants of the Company ("ArcLight Private Placement Warrants") held by Sponsor, which previously entitled Sponsor to purchase one Class A Ordinary Share at a price of $11.50 per whole share at any time commencing on the later of one year from the closing of the Company's initial public offering or 30 days after the completion of an initial business combination of the Company, were converted into private placement warrants of Proterra (each a "New Proterra Private Placement Warrant") simultaneously with the closing of the Business Combination, with each whole New Proterra Private Placement Warrant entitling the holder thereof to the right to purchase one share of New Proterra Common Stock.

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

Filing footnotes · ownership attribution and instrument terms

F1: 7,397,072 shares of common stock, par value $0.0001 ("New Proterra Common Stock"), of New Proterra (as defined below) are held directly by ArcLight CTC Holdings, L.P. a Delaware limited liability partnership (the "Sponsor") and 600,000 shares of New Proterra Common Stock are held directly by ArcLight CTC Investors, LLC, a Delaware limited liability company ("ArcLight Investor"). Daniel R. Revers has voting and investment discretion with respect to the securities held by each of the Sponsor and ArcLight Investor, and thus may be deemed to have beneficial ownership of such securities. Mr. Revers expressly disclaims any such beneficial ownership of such securities, except to the extent of his individual pecuniary interests therein. The business address of Sponsor, ArcLight Investor and Mr. Revers is 200 Clarendon Street, 55th Floor, Boston, MA, 02116.

F2: Pursuant to the Agreement and Plan of Merger, dated January 11, 2021, by and among ArcLight Clean Transition Corp., a Cayman Islands exempted company (the "Company"), Phoenix Merger Sub, Inc., a Delaware corporation, and Proterra Inc, a Delaware corporation ("Proterra"), the parties effected a business combination transaction ("Business Combination") on June 14, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "Proterra Inc" ("New Proterra"). In connection with the Domestication, 6,797,500 of Sponsor's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company ("Class A ordinary shares") converted into shares of common stock, par value $0.0001, of New Proterra ("New Proterra Common Stock") simultaneously with the closing of the Business Combination.

F3: Continuation of Footnote 2: Sponsor then forfeited and surrendered for no consideration 428 shares of New Proterra Common Stock. After giving effect to this transaction, Daniel R. Revers will own less than 10% of the outstanding common stock of New Proterra. In connection with the consummation of the Business Combination and pursuant to the subscription agreement between ArcLight Investor and the Company, ArcLight Investor acquired 600,000 shares of New Proterra Common Stock for an aggregate purchase price of $6,000,000.

F4: In connection with the Domestication, 7,550,000 of the private placement warrants of the Company ("ArcLight Private Placement Warrants") held by Sponsor, which previously entitled Sponsor to purchase one Class A Ordinary Share at a price of $11.50 per whole share at any time commencing on the later of one year from the closing of the Company's initial public offering or 30 days after the completion of an initial business combination of the Company, were converted into private placement warrants of Proterra (each a "New Proterra Private Placement Warrant") simultaneously with the closing of the Business Combination, with each whole New Proterra Private Placement Warrant entitling the holder thereof to the right to purchase one share of New Proterra Common Stock.

Section 16 reporting ended · disclosed 2019-07-24. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Units (limited partner interests)SEC Table I · non-derivativeIndirectSee footnote0 Reported balance After 2019-07-23 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2019-07-23 · Disposition to issuer · Disposed 42,514,126 · Balance 0

F1: Represents common units representing limited partnership interests (the "Common Units") of Third Coast Midstream, LLC (f/k/a American Midstream Partners, LP), a Delaware limited liability company (the "Issuer").

F2: Pursuant to that certain Master Contribution Agreement, dated July 22, 2019, by and among Anchor Midstream Acquisition, LLC, a Delaware limited liability company ("Anchor Acquisition"), 3CM Holdings, LLC (f/k/a High Point Infrastructure Partners, LLC), a Delaware limited liability company ("3CM"), Third Coast Midstream Holdings, LLC (f/k/a/ American Midstream GP, LLC), a Delaware limited liability company (the "General Partner"), Magnolia Infrastructure Holdings, LLC, a Delaware limited liability company ("Magnolia Holdings"), Magnolia Infrastructure Partners, LLC, a Delaware limited liability company ("Magnolia"), AMID GP Holdings, LLC, a Delaware limited liability company ("AMID GP"), JP Energy Development, L.P., a Delaware limited partnership ("JP Energy"), Busbar II, LLC, a Delaware limited liability company ("Busbar"), High Point Energy, LLC, a Texas limited liability company, ArcLight Energy Partners Fund V, L.P.,

F3: (continued from footnote 2) a Delaware limited partnership ("Fund V"), Stephen W. Bergstrom, individually ("Bergstrom") and Daniel C. Campbell, individually, (i) JP Energy, as holder of 422,805 Common Units, transferred all of its Common Units to Magnolia Holdings, (ii) Magnolia Holdings, as holder of 20,372,720 Common Units, transferred all of its Common Units to the General Partner, (iii) Magnolia, as holder of 5,108,669 Common Units, transferred all of its Common Units to the General Partner, (iv) Busbar, as holder of 2,853,482 Common Units, transferred all of its Common Units to the General Partner and (v) Bergstrom, as holder of 64,221 Common Units, transferred all of his Common Units to the General Partner. Immediately following the preceding transactions, the General Partner, as holder of 41,209,117 Common Units, transferred all of its Common Units to Anchor Acquisition.

F4: On July 23, 2019, pursuant to a Plan of Conversion adopted by the Issuer, the Issuer converted into a Delaware limited liability company named "Third Coast Midstream, LLC" ("Third Coast Midstream" and, such conversion, the "AMID Conversion"). In connection with the AMID Conversion, each Common Unit issued and outstanding immediately prior to the AMID Conversion was converted into one limited liability company unit of Third Coast Midstream. Magnolia Holdings also beneficially owns 1,369,230 Common Units issuable upon exercise of the warrants issued to Magnolia Holdings by the Issuer, dated July 18, 2019. After the AMID Conversion, all of the outstanding warrants converted into the right to receive 1,369,230 limited liability company units of Third Coast Midstream. As a result of the AMID Conversion, all Common Units were cancelled and ceased to be outstanding and none of JP Energy, Magnolia Holdings, Magnolia and Busbar beneficially own any Common Units.

Filing footnotes · ownership attribution and instrument terms

F1: Represents common units representing limited partnership interests (the "Common Units") of Third Coast Midstream, LLC (f/k/a American Midstream Partners, LP), a Delaware limited liability company (the "Issuer").

F2: Pursuant to that certain Master Contribution Agreement, dated July 22, 2019, by and among Anchor Midstream Acquisition, LLC, a Delaware limited liability company ("Anchor Acquisition"), 3CM Holdings, LLC (f/k/a High Point Infrastructure Partners, LLC), a Delaware limited liability company ("3CM"), Third Coast Midstream Holdings, LLC (f/k/a/ American Midstream GP, LLC), a Delaware limited liability company (the "General Partner"), Magnolia Infrastructure Holdings, LLC, a Delaware limited liability company ("Magnolia Holdings"), Magnolia Infrastructure Partners, LLC, a Delaware limited liability company ("Magnolia"), AMID GP Holdings, LLC, a Delaware limited liability company ("AMID GP"), JP Energy Development, L.P., a Delaware limited partnership ("JP Energy"), Busbar II, LLC, a Delaware limited liability company ("Busbar"), High Point Energy, LLC, a Texas limited liability company, ArcLight Energy Partners Fund V, L.P.,

F3: (continued from footnote 2) a Delaware limited partnership ("Fund V"), Stephen W. Bergstrom, individually ("Bergstrom") and Daniel C. Campbell, individually, (i) JP Energy, as holder of 422,805 Common Units, transferred all of its Common Units to Magnolia Holdings, (ii) Magnolia Holdings, as holder of 20,372,720 Common Units, transferred all of its Common Units to the General Partner, (iii) Magnolia, as holder of 5,108,669 Common Units, transferred all of its Common Units to the General Partner, (iv) Busbar, as holder of 2,853,482 Common Units, transferred all of its Common Units to the General Partner and (v) Bergstrom, as holder of 64,221 Common Units, transferred all of his Common Units to the General Partner. Immediately following the preceding transactions, the General Partner, as holder of 41,209,117 Common Units, transferred all of its Common Units to Anchor Acquisition.

F4: On July 23, 2019, pursuant to a Plan of Conversion adopted by the Issuer, the Issuer converted into a Delaware limited liability company named "Third Coast Midstream, LLC" ("Third Coast Midstream" and, such conversion, the "AMID Conversion"). In connection with the AMID Conversion, each Common Unit issued and outstanding immediately prior to the AMID Conversion was converted into one limited liability company unit of Third Coast Midstream. Magnolia Holdings also beneficially owns 1,369,230 Common Units issuable upon exercise of the warrants issued to Magnolia Holdings by the Issuer, dated July 18, 2019. After the AMID Conversion, all of the outstanding warrants converted into the right to receive 1,369,230 limited liability company units of Third Coast Midstream. As a result of the AMID Conversion, all Common Units were cancelled and ceased to be outstanding and none of JP Energy, Magnolia Holdings, Magnolia and Busbar beneficially own any Common Units.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
May 22, 2017 Filed May 23, 2017 16:24 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 16,283 $16.20 $263,784.60
Disclosure

SEC source: 0001068238-17-000150 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,309,862

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.00 to $16.35, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 19, 2017 Filed May 23, 2017 16:24 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 17,919 $16.17 $289,750.23
Disclosure

SEC source: 0001068238-17-000150 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,326,145

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.00 to $16.29, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 18, 2017 Filed May 19, 2017 12:21 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 10,765 $16.02 $172,455.30
Disclosure

SEC source: 0001068238-17-000146 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,344,064

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.00 to $16.12, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 17, 2017 Filed May 19, 2017 12:21 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 11,810 $16.23 $191,676.30
Disclosure

SEC source: 0001068238-17-000146 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,354,829

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.15 to $16.43, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 16, 2017 Filed May 17, 2017 16:15 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 18,532 $16.41 $304,110.12
Disclosure

SEC source: 0001068238-17-000142 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,366,639

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.20 to $16.74, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 15, 2017 Filed May 17, 2017 16:15 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 10,860 $16.77 $182,122.20
Disclosure

SEC source: 0001068238-17-000142 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,385,171

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.73 to $16.86, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 12, 2017 Filed May 15, 2017 15:00 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 12,067 $16.74 $202,001.58
Disclosure

SEC source: 0001068238-17-000140 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,396,031

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.61 to $16.87, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 12, 2017 Filed May 16, 2017 20:52 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-2 Convertible Preferred Units · Derivative 40,062 $15.70 $628,973.40
Disclosure

SEC source: 0000899243-17-013430 · doc4.xml · derivative · entry 2

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,119,346

Underlying: Common Units · 44,653 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1146 at any time.

F3 · kind: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1146 at any time.

F3 · derivative.exercise_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1146 at any time.

F3 · derivative.expiration_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1146 at any time.

F4 · balance_after: Represents the aggregate number of Series A-2 Units held after the acquisition of Series A-2 Units reported in Column 5 of this line item.

F3 · ownership.nature: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1146 at any time.

Read SEC document
May 12, 2017 Filed May 16, 2017 20:52 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-1 Convertible Preferred Units · Derivative 93,509 $15.70 $1,468,091.30
Disclosure

SEC source: 0000899243-17-013430 · doc4.xml · derivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,280,867

Underlying: Common Units · 104,225 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1146 at any time.

F1 · kind: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1146 at any time.

F1 · derivative.exercise_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1146 at any time.

F1 · derivative.expiration_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1146 at any time.

F2 · balance_after: Represents the aggregate number of Series A-1 Units held after the acquisition of Series A-1 Units reported in Column 5 of this line item.

F1 · ownership.nature: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1146 at any time.

Read SEC document
May 11, 2017 Filed May 15, 2017 15:00 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 9,778 $16.81 $164,368.18
Disclosure

SEC source: 0001068238-17-000140 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,408,098

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.70 to $16.95, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 10, 2017 Filed May 11, 2017 16:55 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 19,839 $16.77 $332,700.03
Disclosure

SEC source: 0001068238-17-000138 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,417,876

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.51 to $16.89, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 09, 2017 Filed May 11, 2017 16:55 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 28,968 $16.50 $477,972.00
Disclosure

SEC source: 0001068238-17-000138 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,437,715

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.29 to $16.65, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 08, 2017 Filed May 9, 2017 15:23 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 31,833 $16.42 $522,697.86
Disclosure

SEC source: 0001068238-17-000134 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,466,683

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.14 to $16.68, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 05, 2017 Filed May 9, 2017 15:23 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 20,102 $16.28 $327,260.56
Disclosure

SEC source: 0001068238-17-000134 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,498,516

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.00 to $16.45, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex Holdings.

Read SEC document
May 04, 2017 Filed May 5, 2017 15:51 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 33,566 $16.19 $543,433.54
Disclosure

SEC source: 0001068238-17-000130 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,518,618

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.00 to $16.52, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
May 03, 2017 Filed May 5, 2017 15:51 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 33,742 $16.27 $548,982.34
Disclosure

SEC source: 0001068238-17-000130 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,552,184

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $16.04 to $16.53, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
March 08, 2017 Filed Mar 9, 2017 17:10 UTC JP Energy Partners LP JPEP · Entity 176962 Disposition to issuerSUBORDINATED UNITS (LIMITED PARTNER INTERESTS) · Derivative 14,992,654 Not disclosed Not disclosed
Disclosure

SEC source: 0001179110-17-004332 · edgar.xml · derivative · entry 2

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner · See Footnotes 2 and 3

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Revers Daniel R · CIK 0001405456 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Units · 14,992,654 shares

Expires not disclosed

F4 · derivative.exercise_price: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F4 · kind: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F4 · price: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F4 · derivative.exercise_date: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F4 · derivative.expiration_date: Each subordinated unit is the economic equivalent of one common unit. Each subordinated unit outstanding held by the reporting person was converted into the right to receive 0.5225 AMID common units at the effective time of the Merger.

F2 · ownership.direct: This Form 4 is filed jointly by Magnolia Infrastructure Holdings, LLC ("Magnolia", as successor by merger to AL Lonestar, LLC, as successor by merger to Lonestar Midstream Holdings, LLC), ArcLight Capital Partners, LLC ("ArcLight Partners"), ArcLight Capital Holdings, LLC ("ArcLight Holdings"), ArcLight Energy Partners Fund V, L.P. ("ArcLight Fund V" and together with ArcLight Partners and ArcLight Holdings, the "ArcLight Entities") and Daniel R. Revers. Prior to the closing of the Merger, Magnolia owned 100% of the interests in JP Energy GP II LLC, the issuer's general partner (the "General Partner"), and was deemed to indirectly beneficially own the securities held by the General Partner, but disclaimed beneficial ownership except to the extent of its pecuniary interest therein. (Continued in Footnote 3)

F3 · ownership.direct: (Continued from Footnote 2) The General Partner holds a non-economic general partner interest in the issuer. Prior to the closing of the Merger, ArcLight Fund V owned and controlled, through one of its wholly owned subsidiaries, Magnolia, and therefore may have been deemed to indirectly beneficially own the securities held directly and indirectly by Magnolia. Mr. Revers is a director of the General Partner and is managing partner of ArcLight Partners. ArcLight Partners is the investment manager of, and ArcLight Holdings is the managing partner of the general partner of, ArcLight Fund V. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Partners' investment committee, he may be deemed to indirectly beneficially own the units held by Magnolia. Each of the ArcLight Entities and Mr. Revers disclaims beneficial ownership of the securities held directly or indirectly by Magnolia except to the extent of their respective pecuniary interests therein.

Read SEC document
March 08, 2017 Filed Mar 9, 2017 17:10 UTC JP Energy Partners LP JPEP · Entity 176962 Disposition to issuerCOMMON UNITS (LIMITED PARTNER INTERESTS) 3,674,187 Not disclosed Not disclosed
Disclosure

SEC source: 0001179110-17-004332 · edgar.xml · nonDerivative · entry 1

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner · See Footnotes 2 and 3

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Revers Daniel R · CIK 0001405456 · Director

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Converted into common units of American Midstream Partners, LP ("AMID") in connection with the merger of the issuer into a wholly-owned subsidiary of AMID effective on March 8, 2017 (the "Merger"). On March 7, 2017, the last trading day of the issuer's common units, the closing price of issuer common units was $9.44 per unit and the closing price of AMID's common units was $16.45 per unit. Each issuer common unit outstanding held by the reporting person was converted into 0.5225 AMID common units at the effective time of the Merger.

F1 · price: Converted into common units of American Midstream Partners, LP ("AMID") in connection with the merger of the issuer into a wholly-owned subsidiary of AMID effective on March 8, 2017 (the "Merger"). On March 7, 2017, the last trading day of the issuer's common units, the closing price of issuer common units was $9.44 per unit and the closing price of AMID's common units was $16.45 per unit. Each issuer common unit outstanding held by the reporting person was converted into 0.5225 AMID common units at the effective time of the Merger.

F2 · ownership.direct: This Form 4 is filed jointly by Magnolia Infrastructure Holdings, LLC ("Magnolia", as successor by merger to AL Lonestar, LLC, as successor by merger to Lonestar Midstream Holdings, LLC), ArcLight Capital Partners, LLC ("ArcLight Partners"), ArcLight Capital Holdings, LLC ("ArcLight Holdings"), ArcLight Energy Partners Fund V, L.P. ("ArcLight Fund V" and together with ArcLight Partners and ArcLight Holdings, the "ArcLight Entities") and Daniel R. Revers. Prior to the closing of the Merger, Magnolia owned 100% of the interests in JP Energy GP II LLC, the issuer's general partner (the "General Partner"), and was deemed to indirectly beneficially own the securities held by the General Partner, but disclaimed beneficial ownership except to the extent of its pecuniary interest therein. (Continued in Footnote 3)

F3 · ownership.direct: (Continued from Footnote 2) The General Partner holds a non-economic general partner interest in the issuer. Prior to the closing of the Merger, ArcLight Fund V owned and controlled, through one of its wholly owned subsidiaries, Magnolia, and therefore may have been deemed to indirectly beneficially own the securities held directly and indirectly by Magnolia. Mr. Revers is a director of the General Partner and is managing partner of ArcLight Partners. ArcLight Partners is the investment manager of, and ArcLight Holdings is the managing partner of the general partner of, ArcLight Fund V. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Partners' investment committee, he may be deemed to indirectly beneficially own the units held by Magnolia. Each of the ArcLight Entities and Mr. Revers disclaims beneficial ownership of the securities held directly or indirectly by Magnolia except to the extent of their respective pecuniary interests therein.

Read SEC document
March 08, 2017 Filed Mar 10, 2017 19:11 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherCommon Units (Limited Partner Interests) 9,753,425 $0.00 $0.00
Disclosure

SEC source: 0000899243-17-007207 · doc4.xml · nonDerivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 13,977,709

F1 · kind: Upon the completion of the acquisition of JP Energy Partners LP ("JPE") by the Issuer pursuant to that certain Agreement and Plan of Merger, dated as of October 23, 2016, by and among the Issuer, American Midstream GP, LLC, JPE, JPE Energy GP II LLC, Argo Merger Sub, LLC and Argo Merger GP Sub, LLC, 3,674,187 JPE common units and 14,992,654 JPE subordinated units owned by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings"), a direct, wholly owned subsidiary of ArcLight Energy Partners Fund V, L.P. ("Fund V"), were converted into a total of 9,753,425 common units of the Issuer.

F1 · shares: Upon the completion of the acquisition of JP Energy Partners LP ("JPE") by the Issuer pursuant to that certain Agreement and Plan of Merger, dated as of October 23, 2016, by and among the Issuer, American Midstream GP, LLC, JPE, JPE Energy GP II LLC, Argo Merger Sub, LLC and Argo Merger GP Sub, LLC, 3,674,187 JPE common units and 14,992,654 JPE subordinated units owned by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings"), a direct, wholly owned subsidiary of ArcLight Energy Partners Fund V, L.P. ("Fund V"), were converted into a total of 9,753,425 common units of the Issuer.

F2 · balance_after: Does not include (i) 7,187,358 Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP"), which do not have an expiration date and are convertible in whole or in part on an approximate 1.1027:1 basis into common units at any time after January 1, 2014, (ii) 3,079,284 Series A-2 Convertible Preferred Units held by Magnolia (as defined below), which do not have an expiration date and are convertible in whole or in part on an approximate 1.1027:1 basis into common units at any time, (iii) 8,792,205 Series C Convertible Preferred Units (the "Series C Units")

F3 · balance_after: (Continued from Footnote 2) held by Magnolia Holdings, which do not have an expiration date and are convertible in whole or in part on an approximate 1:1.0036 basis into common units at any time and (iv) 2,333,333 Series D Convertible Preferred Units (the "Series D Units") held by Magnolia Holdings which are convertible in whole or in part on one-for-one basis, subject to anti-dilution and certain other adjustments, into common units at any time after June 30, 2017. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F4 · ownership.nature: Busbar directly owns 2,255,754 common units out of the 13,977,709 common units reflected in Column 5. Magnolia Infrastructure Partners, LLC, an indirect, wholly owned subsidiary of Fund V ("Magnolia"), directly owns 618,921 common units out of the 13,977,709 common units reflected in Column 5. American Midstream GP, LLC (the "General Partner") directly owns 1,349,609 common units out of the 13,977,709 common units reflected in Column 5.

Read SEC document
February 13, 2017 Filed Feb 15, 2017 21:28 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-2 Convertible Preferred Units · Derivative 47,742 $15.87 $757,665.54
Disclosure

SEC source: 0000899243-17-004320 · doc4.xml · derivative · entry 2

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,079,284

Underlying: Common Units · 52,478 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · kind: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · derivative.exercise_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · derivative.expiration_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F4 · balance_after: Represents the aggregate number of Series A-2 Units held after the acquisition of Series A-2 Units reported in Column 5 of this line item.

F3 · ownership.nature: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

Read SEC document
February 13, 2017 Filed Feb 15, 2017 21:28 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-1 Convertible Preferred Units · Derivative 111,436 $15.87 $1,768,489.32
Disclosure

SEC source: 0000899243-17-004320 · doc4.xml · derivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,187,358

Underlying: Common Units · 122,490 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · kind: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · derivative.exercise_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · derivative.expiration_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F2 · balance_after: Represents the aggregate number of Series A-1 Units held after the acquisition of Series A-1 Units reported in Column 5 of this line item.

F1 · ownership.nature: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

Read SEC document
December 01, 2016 Filed Dec 5, 2016 14:51 UTC Third Coast Midstream, LLC AMID · Entity 155869 PurchaseCommon Units (Limited Partner Interests) 626,304 $14.32 $8,968,673.28
Disclosure

SEC source: 0000899243-16-034891 · doc4.xml · nonDerivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,224,284

F1 · shares: Common units were purchased from AIM Midstream Holdings, LLC by Busbar II, LLC ("Busbar"), a direct, wholly owned subsidiary of ArcLight Energy Partners Fund V, L.P. ("Fund V").

F2 · balance_after: Does not include (i) 7,075,922 Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP"), which do not have an expiration date and are convertible in whole or in part on an approximate 1.0992:1 basis into common units at any time after January 1, 2014, (ii) 3,031,542 Series A-2 Convertible Preferred Units held by Magnolia (as defined below), which do not have an expiration date and are convertible in whole or in part on an approximate 1.0992:1 basis into common units at any time, (iii) 8,792,205 Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings"), which do not have an expiration date and are convertible in whole or in part on an approximate 1:1.0007 basis into common units at any time and (iv) 2,333,333 Series D Convertible Preferred Units (the "Series D Units")

F3 · balance_after: (Continued from Footnote 2) held directly by Magnolia Holdings and are convertible in whole or in part on one-for-one basis, subject to anti-dilution and certain other adjustments, into common units at any time after June 30, 2017. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F4 · ownership.nature: Busbar directly owns 2,255,754 common units out of the 4,224,284 common units reflected in Column 5. Magnolia Infrastructure Partners, LLC, an indirect, wholly owned subsidiary of Fund V ("Magnolia"), directly owns 618,921 common units out of the 4,224,284 common units reflected in Column 5. American Midstream GP, LLC (the "General Partner") directly owns 1,349,609 common units out of the 4,224,284 common units reflected in Column 5.

Read SEC document
November 29, 2016 Filed Dec 1, 2016 12:39 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 1,424,281 $14.00 $19,939,934.00
Disclosure

SEC source: 0001068238-16-000603 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 43,585,926

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex. The 1,424,281 Common Units reported in Box 4 were sold by Enogex Holdings. As a result of this deposition, Enogex Holdings is no longer the direct owner of any Common Units.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex. The 1,424,281 Common Units reported in Box 4 were sold by Enogex Holdings. As a result of this deposition, Enogex Holdings is no longer the direct owner of any Common Units.

Read SEC document
November 14, 2016 Filed Nov 16, 2016 19:23 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries C Convertible Preferred Units · Derivative 127,737 $13.99 $1,787,040.63
Disclosure

SEC source: 0000899243-16-033707 · doc4.xml · derivative · entry 3

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,792,205

Underlying: Common Units · 127,826 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F5 · kind: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, at a conversion ratio of 1:1.0007, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F5 · derivative.exercise_date: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, at a conversion ratio of 1:1.0007, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F5 · derivative.expiration_date: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, at a conversion ratio of 1:1.0007, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F6 · balance_after: Represents the aggregate number of Series C Units held after the acquisition of Series C Units reported in Column 5 of this line item.

F5 · ownership.nature: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, at a conversion ratio of 1:1.0007, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

Read SEC document
November 14, 2016 Filed Nov 16, 2016 19:23 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-2 Convertible Preferred Units · Derivative 46,870 $15.92 $746,170.40
Disclosure

SEC source: 0000899243-16-033707 · doc4.xml · derivative · entry 2

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,031,542

Underlying: Common Units · 51,520 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · kind: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · derivative.exercise_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F3 · derivative.expiration_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

F4 · balance_after: Represents the aggregate number of Series A-2 Units held after the acquisition of Series A-2 Units reported in Column 5 of this line item.

F3 · ownership.nature: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-2 Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.0992 at any time.

Read SEC document
November 14, 2016 Filed Nov 16, 2016 19:23 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-1 Convertible Preferred Units · Derivative 109,399 $15.92 $1,741,632.08
Disclosure

SEC source: 0000899243-16-033707 · doc4.xml · derivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 7,075,922

Underlying: Common Units · 120,251 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · kind: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · derivative.exercise_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F1 · derivative.expiration_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

F2 · balance_after: Represents the aggregate number of Series A-1 Units held after the acquisition of Series A-1 Units reported in Column 5 of this line item.

F1 · ownership.nature: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.0992 at any time.

Read SEC document
November 03, 2016 Filed Nov 7, 2016 16:11 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 14,198 $14.46 $205,303.08
Disclosure

SEC source: 0001068238-16-000587 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,010,207

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.35 to $14.61, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnote (3) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
November 02, 2016 Filed Nov 3, 2016 16:37 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 706,793 $14.49 $10,241,430.57
Disclosure

SEC source: 0001068238-16-000585 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,024,405

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.30 to $14.85, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
November 01, 2016 Filed Nov 3, 2016 16:37 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 43,206 $14.48 $625,622.88
Disclosure

SEC source: 0001068238-16-000585 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,731,198

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.28 to $14.92, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 31, 2016 Filed Nov 1, 2016 15:58 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 32,710 $14.59 $477,238.90
Disclosure

SEC source: 0001068238-16-000581 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,774,404

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.44 to $14.77, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 31, 2016 Filed Nov 2, 2016 18:57 UTC Third Coast Midstream, LLC AMID · Entity 155869 PurchaseSeries D Convertible Preferred Units · Derivative 2,333,333 $15.00 $34,999,995.00
Disclosure

SEC source: 0000899243-16-032661 · doc4.xml · derivative · entry 4

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,333,333

Underlying: Common Units · 2,333,333 shares

Expires not disclosed

F7 · derivative.exercise_price: Represents Series D Convertible Preferred Units (the "Series D Units") purchased by Magnolia Holdings. The Series D Units have no expiration date and are convertible after June 30, 2017 into Common Units at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F7 · kind: Represents Series D Convertible Preferred Units (the "Series D Units") purchased by Magnolia Holdings. The Series D Units have no expiration date and are convertible after June 30, 2017 into Common Units at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F7 · derivative.exercise_date: Represents Series D Convertible Preferred Units (the "Series D Units") purchased by Magnolia Holdings. The Series D Units have no expiration date and are convertible after June 30, 2017 into Common Units at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F7 · derivative.expiration_date: Represents Series D Convertible Preferred Units (the "Series D Units") purchased by Magnolia Holdings. The Series D Units have no expiration date and are convertible after June 30, 2017 into Common Units at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

F7 · ownership.nature: Represents Series D Convertible Preferred Units (the "Series D Units") purchased by Magnolia Holdings. The Series D Units have no expiration date and are convertible after June 30, 2017 into Common Units at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. On or prior to June 30, 2017, subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series D Units.

Read SEC document
October 28, 2016 Filed Nov 1, 2016 15:58 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 25,615 $14.89 $381,407.35
Disclosure

SEC source: 0001068238-16-000581 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,807,114

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.46 to $15.32, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 27, 2016 Filed Oct 28, 2016 15:53 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 10,939 $14.93 $163,319.27
Disclosure

SEC source: 0001068238-16-000579 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,832,729

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $14.80 to $15.17, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 26, 2016 Filed Oct 28, 2016 15:53 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 7,537 $15.01 $113,130.37
Disclosure

SEC source: 0001068238-16-000579 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,843,668

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.00 to $15.05, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 25, 2016 Filed Oct 26, 2016 16:15 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 12,224 $15.07 $184,215.68
Disclosure

SEC source: 0001068238-16-000577 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,851,205

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.00 to $15.34, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 24, 2016 Filed Oct 26, 2016 16:15 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 24,683 $15.10 $372,713.30
Disclosure

SEC source: 0001068238-16-000577 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,863,429

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.00 to $15.37, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 21, 2016 Filed Oct 24, 2016 16:36 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 18,689 $15.28 $285,567.92
Disclosure

SEC source: 0001068238-16-000565 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,888,112

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.14 to $15.60, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 20, 2016 Filed Oct 24, 2016 16:36 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 45,485 $15.49 $704,562.65
Disclosure

SEC source: 0001068238-16-000565 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,906,801

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.20 to $15.69, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 19, 2016 Filed Oct 20, 2016 15:48 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 21,600 $15.59 $336,744.00
Disclosure

SEC source: 0001068238-16-000558 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,952,286

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.36 to $15.74, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 18, 2016 Filed Oct 20, 2016 15:48 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 22,319 $15.43 $344,382.17
Disclosure

SEC source: 0001068238-16-000558 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,973,886

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.26 to $15.56, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 17, 2016 Filed Oct 18, 2016 16:16 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 41,113 $15.18 $624,095.34
Disclosure

SEC source: 0001068238-16-000556 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 45,996,205

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.00 to $15.63, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 14, 2016 Filed Oct 18, 2016 16:16 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 10,888 $15.39 $167,566.32
Disclosure

SEC source: 0001068238-16-000556 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 46,037,318

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.27 to $15.76, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 13, 2016 Filed Oct 14, 2016 16:16 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 21,506 $15.60 $335,493.60
Disclosure

SEC source: 0001068238-16-000552 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 46,048,206

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.22 to $15.80, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 13, 2016 Filed Oct 17, 2016 08:01 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 21,506 $15.60 $335,493.60
Disclosure

SEC source: 0001068238-16-000553 · form4.xml · nonDerivative · entry 2

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 46,048,206

F4 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.22 to $15.80, inclusive.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 12, 2016 Filed Oct 14, 2016 16:16 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 12,053 $15.70 $189,232.10
Disclosure

SEC source: 0001068238-16-000552 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 46,069,712

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.59 to $15.83, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
October 12, 2016 Filed Oct 17, 2016 08:01 UTC Enable Midstream Partners, LP ENBL · Entity 132825 SaleCommon Units representing limited partners interests 12,053 $15.70 $189,232.10
Disclosure

SEC source: 0001068238-16-000553 · form4.xml · nonDerivative · entry 1

ArcLight Capital Partners, LLC · CIK 0001502945 · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · 10% owner

Bronco Midstream Infrastructure, LLC · CIK 0001605222 · 10% owner

Enogex Holdings LLC · CIK 0001605216 · 10% owner

ArcLight Energy Partners Fund IV LP · CIK 0001399007 · 10% owner

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · 10% owner

Bronco Midstream Partners, L.P. · CIK 0001605221 · 10% owner

Revers Daniel R · CIK 0001405456 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 46,069,712

F3 · price: The price reported in Column 4 is a weighted average price. These Common Units were sold in multiple transactions at prices ranging from $15.59 to $15.83, inclusive. The reporting person undertakes to provide to Enable Midstream Partners, LP, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of Common Units sold at each separate price within the ranges set forth in footnotes (3) and (4) to this Form 4.

F1 · ownership.direct: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.direct: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

F1 · ownership.nature: This Form 4 is filed jointly by ArcLight Capital Partners, LLC ("ArcLight Capital Partners"), ArcLight Capital Holdings, LLC, ArcLight Energy Partners Fund V, L.P. ("Fund V"), ArcLight Energy Partners Fund IV, L.P. ("Fund IV"), Bronco Midstream Partners, L.P. ("Bronco Midstream"), Bronco Midstream Infrastructure, LLC ("Bronco Infrastructure") and Enogex Holdings LLC ("Enogex Holdings") and collectively with the foregoing and their respective general partners and subsidiaries "ArcLight"). ArcLight Capital Partners has ultimate voting and investment control over the securities reported herein. Due to certain voting rights granted to Mr. Revers as a member of ArcLight Capital Partners' investment committee, Mr. Revers may be deemed to indirectly beneficially own the units attributable to ArcLight Capital Partners, LLC, but disclaims any such ownership except to the extent of his pecuniary interest therein.

F2 · ownership.nature: The Common Units are held directly by Bronco Infrastructure and Enogex. ArcLight Capital Partners is the investment advisor for, and ArcLight Capital Holdings, LLC is the managing member of the general partner of each of Fund IV, Fund V and Bronco Midstream. Bronco Infrastructure is an indirect wholly-owned subsidiary of Enogex.

Read SEC document
August 12, 2016 Filed Nov 2, 2016 18:57 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries C Convertible Preferred Units · Derivative 93,039 $14.00 $1,302,546.00
Disclosure

SEC source: 0000899243-16-032661 · doc4.xml · derivative · entry 3

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 8,664,468

Underlying: Common Units · 93,039 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

F5 · kind: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F5 · derivative.exercise_date: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F5 · derivative.expiration_date: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

F6 · balance_after: Represents the aggregate number of Series C Units held after the acquisition of Series C Units reported in Column 5 of this line item.

F5 · ownership.nature: Represents Series C Convertible Preferred Units (the "Series C Units") held directly by Magnolia Infrastructure Holdings, LLC ("Magnolia Holdings") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series C Units owned on the distribution record date. The Series C Units have no expiration date and are convertible into Common Units at anytime at the holder's election, initially on a one-for-one basis, subject to anti-dilution and certain other adjustments. Subject to certain restrictions, the Issuer may exercise the right to require Magnolia Holdings to sell, assign and transfer all or a portion of the then outstanding Series C Units to the Issuer.

Read SEC document
August 12, 2016 Filed Nov 2, 2016 18:57 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-2 Convertible Preferred Units · Derivative 46,145 $15.94 $735,551.30
Disclosure

SEC source: 0000899243-16-032661 · doc4.xml · derivative · entry 2

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 2,984,672

Underlying: Common Units · 50,652 shares

Expires not disclosed

F3 · derivative.exercise_price: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

F3 · kind: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

F3 · derivative.exercise_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

F3 · derivative.expiration_date: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

F4 · balance_after: Represents the aggregate number of Series A-2 Units held after the acquisition of Series A-2 Units reported in Column 5 of this line item.

F3 · ownership.nature: Represents Series A-2 Convertible Preferred Units (the "Series A-2 Units") held by Magnolia Infrastructure Partners, LLC ("Magnolia") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-@ Units owned on the distribution record date. The Series A-2 Units have no expiration date and are convertible into Common Units at a conversion ratio of 1:1.098 at any time.

Read SEC document
August 12, 2016 Filed Nov 2, 2016 18:57 UTC Third Coast Midstream, LLC AMID · Entity 155869 OtherSeries A-1 Convertible Preferred Units · Derivative 107,708 $15.94 $1,716,865.52
Disclosure

SEC source: 0000899243-16-032661 · doc4.xml · derivative · entry 1

ARCLIGHT ENERGY PARTNERS FUND V, L.P. · CIK 0001502553 · Director · 10% owner · SEE REMARKS

Magnolia Infrastructure Holdings, LLC · CIK 0001673060 · Director · 10% owner

Magnolia Infrastructure Partners, LLC · CIK 0001638285 · Director · 10% owner

High Point Infrastructure Partners, LLC · CIK 0001575227 · Director · 10% owner

ArcLight Capital Holdings, LLC · CIK 0001441290 · Director · 10% owner

ArcLight Capital Partners, LLC · CIK 0001502945 · Director · 10% owner

Revers Daniel R · CIK 0001405456 · Director · 10% owner

American Midstream GP, LLC · CIK 0001526603 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 6,966,523

Underlying: Common Units · 118,227 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.098 at any time.

F1 · kind: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.098 at any time.

F1 · derivative.exercise_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.098 at any time.

F1 · derivative.expiration_date: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.098 at any time.

F2 · balance_after: Represents the aggregate number of Series A-1 Units held after the acquisition of Series A-1 Units reported in Column 5 of this line item.

F1 · ownership.nature: Represents Series A-1 Convertible Preferred Units (the "Series A-1 Units") held directly by High Point Infrastructure Partners, LLC ("HPIP") received on a quarterly basis as payment-in-kind in lieu of cash distributions on the Series A-1 Units owned on the distribution record date. The Series A-1 Units have no expiration date and are convertible in whole or in part into common units of the Issuer ("Common Units") at a conversion ratio of 1:1.098 at any time.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.