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ECVT

Ecovyst Inc.

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Tapewire entity
4897
SEC CIK
0001708035
Parsed reports
309

Last 12 months

Inside the activity.

1 purchase rows · 2 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202501
Dec 202500
Jan 202600
Feb 202600
Mar 202600
Apr 202600
May 202600
Jun 202601
Jul 202600
Aug 202600
Sep 202610
Oct 202600

Latest available

Insider transactions

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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 dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
March 03, 2023 Filed Mar 7, 2023 17:01 UTC
Vann Kyle DDirector
PurchaseCommon Stock 10,000 $11.02 $110,217.00
Disclosure

SEC source: 0000950170-23-006486 · ownership.xml · nonDerivative · entry 1

Vann Kyle D · CIK 0001362531 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,320

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.015 to $11.03, inclusive. The reporting person undertakes to provide to EcovystInc., any security holder of Ecovyst Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

Read SEC document
January 20, 2023 Filed Jan 24, 2023 21:15 UTC
Bitting KurtDirector · See Remarks
Tax withholdingCommon Stock 714 $10.16 $7,254.24
Disclosure

SEC source: 0000899243-23-002475 · doc4.xml · nonDerivative · entry 1

Bitting Kurt · CIK 0001769761 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 464,703

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:29 UTC
Feehan MichaelSee Remarks
GrantCommon Stock 50,813 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002017 · doc4.xml · nonDerivative · entry 1

Feehan Michael · CIK 0001874994 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 421,712

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:34 UTC GrantCommon Stock 1,016 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002039 · doc4.xml · nonDerivative · entry 2

Brown Bryan K. · CIK 0001925690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,241

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:34 UTC GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002039 · doc4.xml · nonDerivative · entry 1

Brown Bryan K. · CIK 0001925690 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,225

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:34 UTC
Coxon RobertDirector
GrantCommon Stock 1,016 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002040 · doc4.xml · nonDerivative · entry 2

Coxon Robert · CIK 0001717991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 226,395

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:34 UTC
Coxon RobertDirector
GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002040 · doc4.xml · nonDerivative · entry 1

Coxon Robert · CIK 0001717991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,379

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:36 UTC GrantCommon Stock 40,650 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002042 · doc4.xml · nonDerivative · entry 1

Fogarty Kevin Michael · CIK 0001478560 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 80,450

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:30 UTC GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002027 · doc4.xml · nonDerivative · entry 1

Bradley David A. · CIK 0001478505 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,225

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:25 UTC GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002011 · doc4.xml · nonDerivative · entry 1

Catalano Anna C · CIK 0001330575 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,031

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:33 UTC
Vann Kyle DDirector
GrantCommon Stock 1,016 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002035 · doc4.xml · nonDerivative · entry 2

Vann Kyle D · CIK 0001362531 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 172,320

Read SEC document
January 16, 2023 Filed Jan 18, 2023 16:33 UTC
Vann Kyle DDirector
GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002035 · doc4.xml · nonDerivative · entry 1

Vann Kyle D · CIK 0001362531 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 171,304

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:35 UTC
Bitting KurtDirector · See Remarks
GrantCommon Stock 106,708 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002041 · doc4.xml · nonDerivative · entry 1

Bitting Kurt · CIK 0001769761 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 465,417

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:32 UTC GrantCommon Stock 60,976 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002032 · doc4.xml · nonDerivative · entry 1

Koscinski Joseph S. · CIK 0001717992 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 534,923

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:31 UTC GrantCommon Stock 33,029 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002031 · doc4.xml · nonDerivative · entry 1

Vann George L. Jr. · CIK 0001942134 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,779

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:29 UTC
Whittleston PaulSee Remarks
GrantCommon Stock 33,029 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002016 · doc4.xml · nonDerivative · entry 1

Whittleston Paul · CIK 0001958277 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,029

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:28 UTC
Ward Susan FDirector
GrantCommon Stock 2,033 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002015 · doc4.xml · nonDerivative · entry 2

Ward Susan F · CIK 0001795151 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,322

Read SEC document
January 16, 2023 Filed Jan 18, 2023 21:28 UTC
Ward Susan FDirector
GrantCommon Stock 20,325 $0.00 $0.00
Disclosure

SEC source: 0000899243-23-002015 · doc4.xml · nonDerivative · entry 1

Ward Susan F · CIK 0001795151 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,289

Read SEC document
January 05, 2023 Filed Jan 9, 2023 16:15 UTC
Feehan MichaelSee Remarks
Tax withholdingCommon Stock 8,180 $9.04 $73,906.30
Disclosure

SEC source: 0000899243-23-001295 · doc4.xml · nonDerivative · entry 1

Feehan Michael · CIK 0001874994 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 370,899

Read SEC document
January 05, 2023 Filed Jan 9, 2023 21:15 UTC
Bitting KurtDirector · See Remarks
Tax withholdingCommon Stock 13,362 $9.04 $120,725.67
Disclosure

SEC source: 0000899243-23-001296 · doc4.xml · nonDerivative · entry 1

Bitting Kurt · CIK 0001769761 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 358,709

Read SEC document
December 07, 2022 Filed Dec 9, 2022 21:05 UTC
Ginns JonnyDirector
PurchaseCommon Stock 40,402 $9.09 $367,157.22
Disclosure

SEC source: 0000899243-22-038073 · doc4.xml · nonDerivative · entry 1

Ginns Jonny · CIK 0001718282 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,245

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 3,040,758 $7.88 $23,957,524.13
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 7

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Quartz Co-Invest L.P.

Disclosed balance after: 1,736,133

F2 · ownership.nature: CCMP Co-Invest III A GP, LLC ("CCMP Co-Invest GP") is the general partner of Quartz Co-Invest, L.P. ("Quartz" and, together with the CCMP Capital Funds, the "CCMP Investors").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 215,530 $7.88 $1,698,117.76
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 6

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-10), L.P.

Disclosed balance after: 123,059

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 3,289,453 $7.88 $25,916,942.30
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 5

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-9), L.P.

Disclosed balance after: 1,878,125

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 164,543 $7.88 $1,296,401.39
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 4

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-8), L.P.

Disclosed balance after: 93,947

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 2,908,370 $7.88 $22,914,465.56
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 3

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-7), L.P.

Disclosed balance after: 1,660,544

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 966,918 $7.88 $7,618,153.54
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 2

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By CCMP Capital Investors III (Employee), L.P.

Disclosed balance after: 552,064

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:27 UTC SaleCommon Stock 9,539,428 $7.88 $75,159,245.33
Disclosure

SEC source: 0000899243-22-036372 · doc4.xml · nonDerivative · entry 1

CCMP Capital, LP · CIK 0001372939 · 10% owner

Quartz Co-Invest, L.P. · CIK 0001620042 · 10% owner

CCMP Co-Invest III A GP, LLC · CIK 0001718021 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By CCMP Capital Investors III, L.P.

Disclosed balance after: 5,446,572

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 3,040,758 $7.88 $23,957,524.13
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 7

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Quartz Co-Invest L.P.

Disclosed balance after: 1,736,133

F2 · ownership.nature: CCMP Co-Invest III A GP, LLC ("CCMP Co-Invest GP") is the general partner of Quartz Co-Invest, L.P. ("Quartz" and, together with the CCMP Capital Funds, the "CCMP Investors").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 215,530 $7.88 $1,698,117.76
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 6

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-10), L.P.

Disclosed balance after: 123,059

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 3,289,453 $7.88 $25,916,942.30
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 5

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-9), L.P.

Disclosed balance after: 1,878,125

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 164,543 $7.88 $1,296,401.39
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 4

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-8), L.P.

Disclosed balance after: 93,947

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 2,908,370 $7.88 $22,914,465.56
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 3

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-7), L.P.

Disclosed balance after: 1,660,544

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 966,918 $7.88 $7,618,153.54
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 2

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By CCMP Capital Investors III (Employee), L.P.

Disclosed balance after: 552,064

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 17, 2022 Filed Nov 18, 2022 16:23 UTC SaleCommon Stock 9,539,428 $7.88 $75,159,245.33
Disclosure

SEC source: 0000899243-22-036369 · doc4.xml · nonDerivative · entry 1

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By CCMP Capital Investors III, L.P.

Disclosed balance after: 5,446,572

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 16:23 UTC
Feehan MichaelSee Remarks
Exercise / conversionStock Option (right to buy) · Derivative 6,620 $0.00 Strike: $3.98 $0.00
Disclosure

SEC source: 0000899243-22-036370 · doc4.xml · derivative · entry 2

Feehan Michael · CIK 0001874994 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,621

Underlying: Common Stock · 6,620 shares

Expires 2027-01-15

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

F2 · derivative.exercise_date: Of the options reported, 6,620 have vested. The remaining options vest upon the achievement of certain performance conditions related to the market price of the issuer's common stock.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 16:23 UTC
Feehan MichaelSee Remarks
Exercise / conversionCommon Stock 6,620 $3.98 $26,347.60
Disclosure

SEC source: 0000899243-22-036370 · doc4.xml · nonDerivative · entry 1

Feehan Michael · CIK 0001874994 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 379,079

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 18:12 UTC
Coxon RobertDirector
PurchaseCommon Stock 10,000 $8.81 $88,100.00
Disclosure

SEC source: 0000899243-22-036423 · doc4.xml · nonDerivative · entry 1

Coxon Robert · CIK 0001717991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,054

Read SEC document
November 16, 2022 Filed Nov 18, 2022 21:22 UTC Exercise / conversionStock Option (right to buy) · Derivative 9,931 $0.00 Strike: $1.88 $0.00
Disclosure

SEC source: 0000899243-22-036368 · doc4.xml · derivative · entry 4

Koscinski Joseph S. · CIK 0001717992 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 9,931 shares

Expires 2025-11-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 21:22 UTC Exercise / conversionStock Option (right to buy) · Derivative 4,965 $0.00 Strike: $1.88 $0.00
Disclosure

SEC source: 0000899243-22-036368 · doc4.xml · derivative · entry 3

Koscinski Joseph S. · CIK 0001717992 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,965 shares

Expires 2025-11-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 21:22 UTC Exercise / conversionStock Option (right to buy) · Derivative 4,965 $0.00 Strike: $1.88 $0.00
Disclosure

SEC source: 0000899243-22-036368 · doc4.xml · derivative · entry 2

Koscinski Joseph S. · CIK 0001717992 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,965 shares

Expires 2025-11-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

Read SEC document
November 16, 2022 Filed Nov 18, 2022 21:22 UTC Exercise / conversionCommon Stock 19,861 $1.88 $37,338.68
Disclosure

SEC source: 0000899243-22-036368 · doc4.xml · nonDerivative · entry 1

Koscinski Joseph S. · CIK 0001717992 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 473,947

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The shares reported on this Form 4 are subject to a lock-up agreement between the reporting person, Goldman Sachs & Co. LLC, Deutsche Bank Securities Inc. and Credit Suisse Securities (USA) LLC, dated November 14, 2022 (the "Lock-Up Date") pursuant to which the remaining shares reported in Table 1 of this Form 4 cannot be sold for 90 days following the Lock-Up Date.

Read SEC document
September 15, 2022 Filed Sep 16, 2022 16:15 UTC
Coxon RobertDirector
PurchaseCommon Stock 10,000 $8.70 $87,028.00
Disclosure

SEC source: 0000899243-22-031292 · doc4.xml · nonDerivative · entry 1

Coxon Robert · CIK 0001717991 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 195,054

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.68 to $8.72, inclusive. The reporting person undertakes to provide to Ecovyst Inc., any security holder of Ecovyst Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.

Read SEC document
August 11, 2022 Filed Aug 12, 2022 20:20 UTC GrantCommon Stock 14,750 $0.00 $0.00
Disclosure

SEC source: 0000899243-22-028484 · doc4.xml · nonDerivative · entry 1

Vann George L. Jr. · CIK 0001942134 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,750

Read SEC document
August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 294,633 $8.36 $2,462,041.74
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 14

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Quartz Co-Invest L.P.

Disclosed balance after: 4,776,891

F2 · ownership.nature: CCMP Co-Invest III A GP, LLC ("CCMP Co-Invest GP") is the general partner of Quartz Co-Invest, L.P. ("Quartz" and, together with the CCMP Capital Funds, the "CCMP Investors").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 20,884 $8.36 $174,512.97
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 13

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-10), L.P.

Disclosed balance after: 338,589

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 318,730 $8.36 $2,663,403.50
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 12

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-9), L.P.

Disclosed balance after: 5,167,578

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 15,943 $8.36 $133,224.49
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 11

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-8), L.P.

Disclosed balance after: 258,490

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 281,805 $8.36 $2,354,847.12
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 10

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · CCMP Capital Investors III (AV-7), L.P.

Disclosed balance after: 4,568,914

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Read SEC document
August 10, 2022 Filed Aug 10, 2022 16:15 UTC SaleCommon Stock 93,689 $8.36 $782,893.39
Disclosure

SEC source: 0000899243-22-028256 · doc4.xml · nonDerivative · entry 9

CCMP Capital, LP · CIK 0001372939 · 10% owner

CCMP Capital GP, LLC · CIK 0001674350 · 10% owner

CCMP Capital Investors III, L.P. · CIK 0001569775 · 10% owner

CCMP Capital Associates III GP, LLC · CIK 0001718029 · 10% owner

CCMP Capital Associates III, L.P. · CIK 0001718034 · 10% owner

CCMP Capital Investors III (Employee), L.P. · CIK 0001581003 · 10% owner

CCMP Capital Investors III (AV-7), L.P. · CIK 0001718031 · 10% owner

CCMP Capital Investors III (AV-8), L.P. · CIK 0001718033 · 10% owner

CCMP Capital Investors III (AV-9), L.P. · CIK 0001718030 · 10% owner

CCMP Capital Investors III (AV-10), L.P. · CIK 0001718032 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By CCMP Capital Investors III (Employee), L.P.

Disclosed balance after: 1,518,982

F1 · ownership.nature: CCMP Capital Associates III, L.P. ("CCMP Capital Associates") is the general partner of each of CCMP Capital Investors III, L.P. ("CCMP Capital Investors"), CCMP Capital Investors III (Employee), L.P. ("CCMP Employee"), CCMP Capital Investors III (AV-7), L.P. ("CCMP AV-7"), CCMP Capital Investors III (AV-8), L.P. ("CCMP AV-8"), CCMP Capital Investors III (AV-9), L.P. ("CCMP AV-9") and CCMP Capital Investors III (AV-10), L.P. ("CCMP AV-10" and, together with CCMP Capital Investors, CCMP Employee, CCMP AV-7, CCMP AV-8 and CCMP AV-9, the "CCMP Capital Funds"). The general partner of CCMP Capital Associates is CCMP Capital Associates III GP, LLC ("CCMP Capital Associates GP").

F3 · ownership.nature: CCMP Capital Associates GP and CCMP Co-Invest GP are each wholly owned by CCMP Capital, LP. The general partner of CCMP Capital, LP is CCMP Capital GP, LLC. CCMP Capital GP, LLC ultimately exercises voting and dispositive power over the shares of common stock of Ecovyst Inc. held by the CCMP Investors. As a result, each of CCMP Capital Associates, CCMP Capital Associates GP, CCMP Co-Invest GP, CCMP Capital, LP and CCMP Capital GP, LLC may be deemed to share beneficial ownership with respect to certain of the shares of common stock of Ecovyst Inc. held by the CCMP Investors. Each of the reporting persons disclaims beneficial ownership of these securities except to the extent of its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

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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.