KAYNE ANDERSON CAPITAL ADVISORS LP

SEC source: 0001638397-20-000010 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 15,861,958

Underlying: Common Units · 61,708 shares

Expires not disclosed

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 · derivative.exercise_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject o certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All America Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings, LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On September 30,2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,708 Class A Units.

F2 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the managing member of the manager of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · derivative.expiration_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject o certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All America Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings, LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On September 30,2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,708 Class A Units.

F2 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the managing member of the manager of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject o certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All America Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings, LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On September 30,2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,708 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the managing member of the manager of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

SEC source: 0001638397-20-000010 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject o certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All America Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings, LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On September 30,2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,708 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the managing member of the manager of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000010 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 61,708

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject o certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All America Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings, LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On September 30,2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,708 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the managing member of the manager of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000008 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 15,923,666

Underlying: Common Units · 40,679 shares

Expires not disclosed

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 · derivative.exercise_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On June 30, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 40,679 Class A Units.

F2 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · derivative.expiration_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On June 30, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 40,679 Class A Units.

F2 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On June 30, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 40,679 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

SEC source: 0001638397-20-000008 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On June 30, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 40,679 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000008 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 40,679

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On June 30, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 40,679 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638385-20-000001 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 15,964,345

Underlying: Common Units · 61,962 shares

Expires not disclosed

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 · derivative.exercise_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On March 31, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,962 Class A Units.

F2 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · derivative.expiration_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On March 31, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,962 Class A Units.

F2 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On March 31, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,962 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

SEC source: 0001638385-20-000001 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On March 31, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,962 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638385-20-000001 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 61,962

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On March 31, 2020, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 61,962 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B Shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000002 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,026,307

Underlying: Class A Shares · 7,583 shares

Expires not disclosed

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 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 7,583 Class A Units.

F2 · derivative.exercise_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B Shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F1 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 7,583 Class A Units.

F2 · derivative.expiration_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B Shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F4 · balance_after: In a simultaneous transaction, KAFU exercised the redemption right provided for in the limited partnership agreement of AAP with respect to 191,177 Class A units. As a result, such Class A units were cancelled and 191,177 Common Units of Plains All American Pipeline, L.P. were distributed by AAP to KAFU. The number of derivative securities owned reflects both the exchange transaction reported herein and the simultaneous redemption transaction.

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 7,583 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B Shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

SEC source: 0001638397-20-000002 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 7,583 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B Shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000002 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 7,583

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 7,583 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B Shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000001 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,026,307

Underlying: Common Units · 191,177 shares

Expires not disclosed

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 · derivative.exercise_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 191,177 Class A Units.

F2 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B shares and GP Units held by KAFU.

F1 · derivative.expiration_date: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 191,177 Class A Units.

F2 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B shares and GP Units held by KAFU.

F4 · balance_after: In a simultaneous transaction, KAFU exercised the exchange right provided for in the limited partnership agreement of AAP pursuant to which 7,583 Class A Units, Class B Shares and GP Units were exchanged for a like number of PAGP Class A Shares. The number of derivative securities owned reflects both the redemption transaction reported herein and the simultaneous exchange transaction.

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 191,177 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B shares and GP Units held by KAFU.

SEC source: 0001638397-20-000001 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 191,177 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-20-000001 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remarks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 191,177

F1 · ownership.nature: The Eighth Amended and Restated limited partnership agreement of Plains AAP, L.P. ("AAP") provides that each limited partner holding Class A Units will have the right, subject to certain limitations, to redeem its Class A Units for common units ("Common Units") of Plains All American Pipeline, L.P. (the "Issuer") held by AAP on a one-for-one basis, by delivering Class A Units to AAP with the associated Class B Shares in Plains GP Holdings, L.P. ("PAGP") and GP Units in PAA GP Holdings LLC (if applicable), to PAGP (the "Redemption Right"). The Redemption Right does not expire. On December 31, 2019, KAFU Holdings (QP), L.P. exercised the Redemption Right with respect to an aggregate 191,177 Class A Units.

F2 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") owns an equivalent number of Class A Units, Class B Shares and GP Units. KACALP is the manager of the general partner of KAFU and may be deemed to beneficially own the Class A Units, Class B shares and GP Units held by KAFU.

F3 · ownership.nature: The reported transactions involve an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-19-000010 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Ssee footnotes

Disclosed balance after: 16,225,067

Underlying: Class A Shares · 1,248 shares

Expires not disclosed

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 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On September 30, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 1,248 Class A Units.

F2 · derivative.exercise_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F1 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On September 30, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 1,248 Class A Units.

F2 · derivative.expiration_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F4 · balance_after: In a simultaneous transaction, KAFU exercised the redemption right provided for in the limited partnership agreement of AAP with respect to 51,913 Class A units. As a result, such Class A units were cancelled and 51,913 Common Units of Plains All American Pipeline, L.P. were distributed by AAP to KAFU. The number of derivative securities owned reflects both the exchange transaction reported herein and the simultaneous redemption transaction.

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On September 30, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 1,248 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

SEC source: 0001638397-19-000010 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Ssee footnotes

Disclosed balance after: 0

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On September 30, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 1,248 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001638397-19-000010 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 1,248

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eighth Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On September 30, 2019, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 1,248 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0000899243-19-012096 · doc4.xml · nonDerivative · entry 1

Haymaker Minerals & Royalties, LLC · CIK 0001747787 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 800,000

F1 · security: As reported on Form 3 filed 7/23/2019 the reporting persons on 7/12/2019 became the beneficial owners of the Common Units as a result of the closing of the transactions contemplated by the May 28, 2018 asset purchase agreement with the Kimbell Royalty Partners, LP ("KRP").

F2 · balance_after: Includes 400,000 Class B Units and related OpCo Common Units that remain subject to an Escrow Agreement and will be released on July 12, 2019 assuming Haymaker Minerals & Royalties, LLC will have no indemnification obligations under the May 28, 2018 purchase agreement with KRP. Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the Issuer's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled.

F3 · ownership.direct: These shares are owned directly by Haymaker Minerals. Kayne Anderson Capital Advisors, L.P. ("KACALP") is the managing member of the general partner of Kayne Anderson Energy Fund VI LP ("KAEF VI"), a member of Haymaker Minerals holding the right to appoint four of the seven representatives to the board of managers of Haymaker Minerals. The four representatives to the board of managers of Haymaker Minerals appointed by KAEF VI possess the majority vote of the board of managers of Haymaker Minerals. As a result, KACALP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the Common Units owned by Haymaker Minerals. Richard A. Kayne ("Mr. Kayne") is the controlling shareholder of Kayne Anderson Investment Management, Inc., the general partner of KACALP.

F4 · ownership.direct: (Continued from footnote 3) Mr. Kayne is also a limited partner of KAEF VI. KACALP disclaims beneficial ownership of the securities owned by Haymaker Minerals in excess of its pecuniary interest therein and this statement shall not be deemed an admission that KACALP is the beneficial owner of the reported Common Units for the purposes of Section 13(d) of the Exchange Act or any other purpose. Mr. Kayne disclaims beneficial ownership of the Common Units reported, except those Common Units held by him or attributable to him by virtue of his limited partner interest in KAEF VI and his indirect interest in the interest of KACALP in KAEF VI.

SEC source: 0000899243-19-010601 · doc4.xml · derivative · entry 2

Haymaker Minerals & Royalties, LLC · CIK 0001747787 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 400,000

Underlying: Common Units representing limited partner interests · Not disclosed shares

Expires not disclosed

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.

F4 · derivative.exercise_price: Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the OpCo's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled. The Class B Common Units and the OpCo Common Units do not have an expiration date.

F1 · kind: On April 10, 2019, 3,600,000 units ("OpCo Units") in Kimbell Royalty Operating, LLC (the "OpCo") and the corresponding KRP Class B units were exchanged, on a one-for-one basis, for KRP common units representing limited partner interests. Upon receipt of the notice of redemption, the Issuer elected to issue KRP common units rather than paying in cash. 400,000 OpCo Units remain subject to an Escrow Agreement and will be released on July 12, 2019 assuming Haymaker Minerals & Royalties, LLC will have no indemnification obligations under its May 28, 2018 purchase agreement with KRP.

F4 · derivative.exercise_date: Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the OpCo's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled. The Class B Common Units and the OpCo Common Units do not have an expiration date.

F4 · derivative.expiration_date: Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the OpCo's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled. The Class B Common Units and the OpCo Common Units do not have an expiration date.

F4 · derivative.underlying_shares: Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the OpCo's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled. The Class B Common Units and the OpCo Common Units do not have an expiration date.

F4 · balance_after: Pursuant to an Exchange Agreement, each Class B Common Unit and OpCo Common Unit (together, a "Unit"), collectively, is exchangeable, on a one-for-one basis, for common units of the Issuer or, at the OpCo's election, for cash. Upon exchange of a Unit, the corresponding unit of Class B Common Unit and OpCo Common Unit will be redeemed at par value and cancelled. The Class B Common Units and the OpCo Common Units do not have an expiration date.

F2 · ownership.direct: These shares are owned directly by Haymaker Minerals. Kayne Anderson Capital Advisors, L.P. ("KACALP") is the managing member of the general partner of Kayne Anderson Energy Fund VI LP ("KAEF VI"), a member of Haymaker Minerals holding the right to appoint four of the seven representatives to the board of managers of Haymaker Minerals. The four representatives to the board of managers of Haymaker Minerals appointed by KAEF VI possess the majority vote of the board of managers of Haymaker Minerals. As a result, KACALP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the Common Units owned by Haymaker Minerals. Richard A. Kayne ("Mr. Kayne") is the controlling shareholder of Kayne Anderson Investment Management, Inc., the general partner of KACALP.

F3 · ownership.direct: (Continued from footnote 2) Mr. Kayne is also a limited partner of KAEF VI. KACALP disclaims beneficial ownership of the securities owned by Haymaker Minerals in excess of its pecuniary interest therein and this statement shall not be deemed an admission that KACALP is the beneficial owner of the reported Common Units for the purposes of Section 13(d) of the Exchange Act or any other purpose. Mr. Kayne disclaims beneficial ownership of the Common Units reported, except those Common Units held by him or attributable to him by virtue of his limited partner interest in KAEF VI and his indirect interest in the interest of KACALP in KAEF VI.

SEC source: 0000899243-19-010601 · doc4.xml · nonDerivative · entry 1

Haymaker Minerals & Royalties, LLC · CIK 0001747787 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,600,000

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: On April 10, 2019, 3,600,000 units ("OpCo Units") in Kimbell Royalty Operating, LLC (the "OpCo") and the corresponding KRP Class B units were exchanged, on a one-for-one basis, for KRP common units representing limited partner interests. Upon receipt of the notice of redemption, the Issuer elected to issue KRP common units rather than paying in cash. 400,000 OpCo Units remain subject to an Escrow Agreement and will be released on July 12, 2019 assuming Haymaker Minerals & Royalties, LLC will have no indemnification obligations under its May 28, 2018 purchase agreement with KRP.

F1 · price: On April 10, 2019, 3,600,000 units ("OpCo Units") in Kimbell Royalty Operating, LLC (the "OpCo") and the corresponding KRP Class B units were exchanged, on a one-for-one basis, for KRP common units representing limited partner interests. Upon receipt of the notice of redemption, the Issuer elected to issue KRP common units rather than paying in cash. 400,000 OpCo Units remain subject to an Escrow Agreement and will be released on July 12, 2019 assuming Haymaker Minerals & Royalties, LLC will have no indemnification obligations under its May 28, 2018 purchase agreement with KRP.

F2 · ownership.direct: These shares are owned directly by Haymaker Minerals. Kayne Anderson Capital Advisors, L.P. ("KACALP") is the managing member of the general partner of Kayne Anderson Energy Fund VI LP ("KAEF VI"), a member of Haymaker Minerals holding the right to appoint four of the seven representatives to the board of managers of Haymaker Minerals. The four representatives to the board of managers of Haymaker Minerals appointed by KAEF VI possess the majority vote of the board of managers of Haymaker Minerals. As a result, KACALP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the Common Units owned by Haymaker Minerals. Richard A. Kayne ("Mr. Kayne") is the controlling shareholder of Kayne Anderson Investment Management, Inc., the general partner of KACALP.

F3 · ownership.direct: (Continued from footnote 2) Mr. Kayne is also a limited partner of KAEF VI. KACALP disclaims beneficial ownership of the securities owned by Haymaker Minerals in excess of its pecuniary interest therein and this statement shall not be deemed an admission that KACALP is the beneficial owner of the reported Common Units for the purposes of Section 13(d) of the Exchange Act or any other purpose. Mr. Kayne disclaims beneficial ownership of the Common Units reported, except those Common Units held by him or attributable to him by virtue of his limited partner interest in KAEF VI and his indirect interest in the interest of KACALP in KAEF VI.

SEC source: 0000899243-19-009003 · doc4.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 13,781,686

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

F1 · ownership.nature: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

SEC source: 0000899243-19-009003 · doc4.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 13,860,614

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

F1 · ownership.nature: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

SEC source: 0000899243-19-007508 · doc4.xml · nonDerivative · entry 3

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,003,286

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

SEC source: 0000899243-19-007508 · doc4.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,093,286

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

SEC source: 0000899243-19-007508 · doc4.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,204,743

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THE POOLED VEHICLES.

SEC source: 0000899243-19-005705 · doc4a.xml · nonDerivative · entry 4

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,226,886

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THOSE POOLED VEHICLES. PURCHASE AND SALE TRANSACTIONS REPORTED ABOVE RELATED TO DIFFERENT CLIENT ACCOUNTS MANAGED BY KACALP.

SEC source: 0000899243-19-005705 · doc4a.xml · nonDerivative · entry 3

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,309,000

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THOSE POOLED VEHICLES. PURCHASE AND SALE TRANSACTIONS REPORTED ABOVE RELATED TO DIFFERENT CLIENT ACCOUNTS MANAGED BY KACALP.

SEC source: 0001304186-19-000002 · primary_doc.xml · derivative · entry 3

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,308,178

Underlying: Class A Shares · 324,803 shares

Expires not disclosed

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 · derivative.exercise_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eight Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2018, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 324,803 Class A Units.

F2 · derivative.exercise_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F1 · derivative.expiration_date: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eight Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2018, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 324,803 Class A Units.

F2 · derivative.expiration_date: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F4 · balance_after: In a simultaneous transaction, KAFU exercised the redemption right provided for in the limited partnership agreement of AAP with respect to 1,640 Class A units. As a result, such Class A units were cancelled and 1,640 Common Units of Plains All American Pipeline, L.P. were distributed by AAP to KAFU. The number of derivative securities owned reflects both the exchange transaction reported herein and the simultaneous redemption transaction.

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eight Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2018, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 324,803 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

SEC source: 0001304186-19-000002 · primary_doc.xml · nonDerivative · entry 2

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eight Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2018, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 324,803 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0001304186-19-000002 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 324,803

F1 · ownership.nature: KAFU Holdings (QP), L.P. ("KAFU") holds Class B shares representing limited partner interests in Plains GP Holdings L.P. (the "Issuer"), an equivalent number of units representing limited liability company interests of the Issuer's general partner ("GP Units"), and an equivalent number of Class A Units representing limited partner interests in Plains AAP, L.P. ("AAP"). The Eight Amended and Restated Limited Partnership Agreement of AAP provides that each limited partner of AAP, including KAFU, has the right at any time (without expiration) to immediately exchange (the "Exchange Right") its Class A units in AAP together with a like number of Class B shares and GP Units, for a like number of Class A shares of the Issuer. On December 31, 2018, KAFU Holdings (QP), L.P. exercised the Exchange Right with respect to 324,803 Class A Units.

F2 · ownership.nature: Kayne Anderson Capital Advisors, L.P. ("KACALP") is the manager of the general partner of KAFU and may be deemed to beneficially own the Class B shares, Class A Units, and GP Units held by KAFU. The filing of this statement shall not be construed as an admission that either KAFU or KACALP are, for purposes of Section 13(d) of the Exchange Act, as amended, the beneficial owner of any security.

F3 · ownership.nature: The reported transaction involves an in-kind distribution to redeeming limited partners of KAFU Holdings (QP), L.P.

SEC source: 0000899243-19-005705 · doc4a.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,334,000

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THOSE POOLED VEHICLES. PURCHASE AND SALE TRANSACTIONS REPORTED ABOVE RELATED TO DIFFERENT CLIENT ACCOUNTS MANAGED BY KACALP.

SEC source: 0000899243-19-005705 · doc4a.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,328,000

F1 · kind: REFERS TO HOLDINGS IN POOLED VEHICLES AND CLIENT ACCOUNTS MANAGED OR CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). KACALP DISCLAIMS BENEFICIAL INTEREST IN THOSE SHARES EXCEPT TO THE EXTENT OF ITS ECONOMIC INTEREST IN THOSE POOLED VEHICLES. PURCHASE AND SALE TRANSACTIONS REPORTED ABOVE RELATED TO DIFFERENT CLIENT ACCOUNTS MANAGED BY KACALP.

SEC source: 0000899243-18-031680 · doc4.xml · derivative · entry 2

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: CLASS A COMMON · 3,182,141 shares

Expires 2023-11-09

F1 · kind: KAYNE ANDERSON SPONSOR, LLC DISTRIBUTED ALL SECURITIES OF ALTM OWNED BY IT (CLASS A COMMON STOCK AND WARRANTS) TO ITS EQUITY OWNERS.

SEC source: 0000899243-18-031680 · doc4.xml · nonDerivative · entry 1

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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: KAYNE ANDERSON SPONSOR, LLC DISTRIBUTED ALL SECURITIES OF ALTM OWNED BY IT (CLASS A COMMON STOCK AND WARRANTS) TO ITS EQUITY OWNERS.

SEC source: 0000899243-18-031681 · doc4.xml · derivative · entry 3

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,122,020

Underlying: CLASS A COMMON · 1,122,020 shares

Expires 2023-11-09

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). UNLESS RECEIVED BY KACALP, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP.

F3 · ownership.direct: TOTAL BENEFICIALLY OWNED REFLECTS DISTRIBUTION BY KAYNE ANDERSON SPONSOR, LLC TO ITS EQUITY OWNERS OF WARRANTS TO PURCHASE 3,182,141 SHARES OF CLASS A COMMON STOCK NO LONGER BENEFICIALLY OWNED BY REPORTING PERSON EXCEPT TO THE EXTENT RECEIVED IN THAT DISTRIBUTION.

SEC source: 0000899243-18-031681 · doc4.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 756,661

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). UNLESS RECEIVED BY KACALP, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP.

F2 · ownership.direct: TOTAL BENEFICIALLY OWNED NOW INCLUDES 556,661 SHARES HELD DIRECTLY BY KACALP AND 200,000 SHARES HELD DIRECTLY BY RICHARD A. KAYNE IN A FAMILY TRUST.

SEC source: 0000899243-18-031681 · doc4.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,318,000

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). UNLESS RECEIVED BY KACALP, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP.

F1 · ownership.nature: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"). UNLESS RECEIVED BY KACALP, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP.

SEC source: 0000899243-18-031807 · doc4a.xml · derivative · entry 3

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,122,020

Underlying: CLASS A COMMON · 1,122,020 shares

Expires 2023-11-09

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"), AND RICHARD A. KAYNE. UNLESS RECEIVED BY KACALP OR RICHARD A. KAYNE, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP OR RICHARD A. KAYNE.

F3 · ownership.direct: TOTAL BENEFICIALLY OWNED REFLECTS DISTRIBUTION BY KAYNE ANDERSON SPONSOR, LLC TO ITS EQUITY OWNERS OF WARRANTS TO PURCHASE 3,182,141 SHARES OF CLASS A COMMON STOCK NO LONGER BENEFICIALLY OWNED BY REPORTING PERSON EXCEPT TO THE EXTENT RECEIVED IN THAT DISTRIBUTION.

SEC source: 0000899243-18-031807 · doc4a.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 956,661

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"), AND RICHARD A. KAYNE. UNLESS RECEIVED BY KACALP OR RICHARD A. KAYNE, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP OR RICHARD A. KAYNE.

F2 · ownership.direct: TOTAL BENEFICIALLY OWNED NOW INCLUDES 556,661 SHARES HELD DIRECTLY BY KACALP AND 400,000 SHARES HELD DIRECTLY BY RICHARD A. KAYNE IN A FAMILY TRUST.

SEC source: 0000899243-18-031807 · doc4a.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 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: 14,318,000

F1 · kind: DISTRIBUTION OF CLASS A COMMON STOCK AND WARRANTS BY KAYNE ANDERSON SPONSOR LLC TO ITS EQUITY OWNERS INCLUDING KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP"), AND RICHARD A. KAYNE. UNLESS RECEIVED BY KACALP OR RICHARD A. KAYNE, DISTRIBUTED SECURITIES NO LONGER REPORTABLE BY KACALP OR RICHARD A. KAYNE.

SEC source: 0000899243-18-028924 · doc4.xml · derivative · entry 4

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE REMARKS

Disclosed balance after: 0

Underlying: CLASS A COMMON · 2,000,000 shares

Expires 2018-11-09

F3 · kind: AS PART OF THE BUSINESS COMBINATION TRANSACTION INVOLVING THE ISSUER,KAYNE SPONSOR REDEEMED 5,570 ,422 SHARES OF CLASS B COMMON STOCK AND REISSUED/TRANSFERRED TO AN UNAFFILIATED THIRD PARTY SHAREHOLDER OF THE ISSUER. THE REMAINING 2,000,000 SHARES OF CLASS B COMMON STOCK OWNED BY KAYNE SPONSOR WERE CONVERTED TO CLASS A COMMON STOCK.

SEC source: 0000899243-18-028924 · doc4.xml · derivative · entry 3

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE REMARKS

Disclosed balance after: 2,000,000

Underlying: CLASS A COMMON · 5,570,422 shares

Expires 2018-11-09

F3 · kind: AS PART OF THE BUSINESS COMBINATION TRANSACTION INVOLVING THE ISSUER,KAYNE SPONSOR REDEEMED 5,570 ,422 SHARES OF CLASS B COMMON STOCK AND REISSUED/TRANSFERRED TO AN UNAFFILIATED THIRD PARTY SHAREHOLDER OF THE ISSUER. THE REMAINING 2,000,000 SHARES OF CLASS B COMMON STOCK OWNED BY KAYNE SPONSOR WERE CONVERTED TO CLASS A COMMON STOCK.

SEC source: 0000899243-18-028924 · doc4.xml · derivative · entry 2

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE REMARKS

Disclosed balance after: 3,182,141

Underlying: CLASS A COMMON · 3,182,140 shares

Expires 2023-11-09

F2 · kind: AS PART OF THE BUSINESS COMBINATION TRANSACTION INVOLVING THE ISSUER,KAYNE SPONSOR REDEEMED WARRANTS EXERCISABLE FOR 3,182,140 SHARES OF CLASS A COMMON STOCK AND REISSUED/TRANSFERRED TO AN UNAFFILIATED THIRD PARTY SHAREHOLDER OF THE ISSUER.

SEC source: 0000899243-18-028924 · doc4.xml · nonDerivative · entry 1

Kayne Anderson Sponsor, LLC · CIK 0001702103 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

KAYNE ANDERSON INVESTMENT MANAGEMENT INC · CIK 0000884415 · 10% owner

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE REMARKS

Disclosed balance after: 2,000,000

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: CONVERSION OF 2,000,000 SHARES OF CLASS B COMMON STOCK HELD BY KAYNE ANDERSON SPONSOR, LLC ("KAYNE SPONSOR"), WHICH IS CONTROLLED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P.

SEC source: 0000899243-18-028901 · doc4.xml · nonDerivative · entry 2

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,518,000

F2 · kind: HELD BY RICHARD A. KAYNE IN A FAMILY TRUST.

F2 · ownership.direct: HELD BY RICHARD A. KAYNE IN A FAMILY TRUST.

SEC source: 0000899243-18-028901 · doc4.xml · nonDerivative · entry 1

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · 10% owner

KAYNE RICHARD A · CIK 0000884413 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE REMARKS

Disclosed balance after: 16,318,000

F1 · kind: PRIVATE PURCHASE OF CLASS A COMMON STOCK BY PRIVATE COMMINGLED FUNDS AND SEPARATELY MANAGED CLIENT ACCOUNTS MANAGED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P.

F1 · ownership.nature: PRIVATE PURCHASE OF CLASS A COMMON STOCK BY PRIVATE COMMINGLED FUNDS AND SEPARATELY MANAGED CLIENT ACCOUNTS MANAGED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P.

SEC source: 0001304186-18-000017 · primary_doc.xml · nonDerivative · entry 1

KAFU Holdings (QP), L.P. · CIK 0001638385 · Director · See remaks

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · Director · See remarks

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See remarks

Disclosed balance after: 0

F1 · kind: The reported transaction is an in-kind pro-rata distribution to limited partners of Kayne Anderson Capital Advisors, L.P. ("KACALP").

SEC source: 0000899243-18-027503 · doc4.xml · nonDerivative · entry 2

KAYNE RICHARD A · CIK 0000884413 · SEE NOTES (1) AND (2)

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · SEE NOTE (2)

KA Fund Advisors LLC · CIK 0001376209 · SEE NOTE (2)

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

10b5-1 filing: Not disclosed

Ownership: Indirect · SEE NOTES

Disclosed balance after: 11,321

F1 · kind: SHARES DISTRIBUTED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP") TO ITS LIMITED PARTNERS (ON A PRO RATA BASIS.). AFTER GIVING EFFECT TO THAT DISTRIBUTION, KACALP OWNED NO SHARES OF KYN.

F1 · price: SHARES DISTRIBUTED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP") TO ITS LIMITED PARTNERS (ON A PRO RATA BASIS.). AFTER GIVING EFFECT TO THAT DISTRIBUTION, KACALP OWNED NO SHARES OF KYN.

F2 · price: A TOTAL OF 11,235 SHARES ARE OWNED BY KA ASSOCIATES, INC. ("KAA.") RICHARD KAYNE IS THE MAJORITY OWNER OF KAA. A TOTAL OF 86 SHARES ARE OWNED BY KA FUND ADVISORS, LLC ("KAFA.") MR. KAYNE IS THE INDIRECT MAJORITY OWNER OF KAFA. MR. KAYNE DISCLAIMS BENEFICIAL OWNERSHIP OF ALL SHARES HELD OR CONTROLLED BY KAA AND KAFA EXCEPT TO THE EXTENT OF HIS PECUNIARY INTEREST THEREIN.

F2 · ownership.direct: A TOTAL OF 11,235 SHARES ARE OWNED BY KA ASSOCIATES, INC. ("KAA.") RICHARD KAYNE IS THE MAJORITY OWNER OF KAA. A TOTAL OF 86 SHARES ARE OWNED BY KA FUND ADVISORS, LLC ("KAFA.") MR. KAYNE IS THE INDIRECT MAJORITY OWNER OF KAFA. MR. KAYNE DISCLAIMS BENEFICIAL OWNERSHIP OF ALL SHARES HELD OR CONTROLLED BY KAA AND KAFA EXCEPT TO THE EXTENT OF HIS PECUNIARY INTEREST THEREIN.

F1 · ownership.nature: SHARES DISTRIBUTED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP") TO ITS LIMITED PARTNERS (ON A PRO RATA BASIS.). AFTER GIVING EFFECT TO THAT DISTRIBUTION, KACALP OWNED NO SHARES OF KYN.

F2 · ownership.nature: A TOTAL OF 11,235 SHARES ARE OWNED BY KA ASSOCIATES, INC. ("KAA.") RICHARD KAYNE IS THE MAJORITY OWNER OF KAA. A TOTAL OF 86 SHARES ARE OWNED BY KA FUND ADVISORS, LLC ("KAFA.") MR. KAYNE IS THE INDIRECT MAJORITY OWNER OF KAFA. MR. KAYNE DISCLAIMS BENEFICIAL OWNERSHIP OF ALL SHARES HELD OR CONTROLLED BY KAA AND KAFA EXCEPT TO THE EXTENT OF HIS PECUNIARY INTEREST THEREIN.

SEC source: 0000899243-18-027503 · doc4.xml · nonDerivative · entry 1

KAYNE RICHARD A · CIK 0000884413 · SEE NOTES (1) AND (2)

KAYNE ANDERSON CAPITAL ADVISORS LP · CIK 0000949615 · SEE NOTE (2)

KA Fund Advisors LLC · CIK 0001376209 · SEE NOTE (2)

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 353,958

F1 · kind: SHARES DISTRIBUTED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP") TO ITS LIMITED PARTNERS (ON A PRO RATA BASIS.). AFTER GIVING EFFECT TO THAT DISTRIBUTION, KACALP OWNED NO SHARES OF KYN.

F1 · price: SHARES DISTRIBUTED BY KAYNE ANDERSON CAPITAL ADVISORS, L.P. ("KACALP") TO ITS LIMITED PARTNERS (ON A PRO RATA BASIS.). AFTER GIVING EFFECT TO THAT DISTRIBUTION, KACALP OWNED NO SHARES OF KYN.

F2 · price: A TOTAL OF 11,235 SHARES ARE OWNED BY KA ASSOCIATES, INC. ("KAA.") RICHARD KAYNE IS THE MAJORITY OWNER OF KAA. A TOTAL OF 86 SHARES ARE OWNED BY KA FUND ADVISORS, LLC ("KAFA.") MR. KAYNE IS THE INDIRECT MAJORITY OWNER OF KAFA. MR. KAYNE DISCLAIMS BENEFICIAL OWNERSHIP OF ALL SHARES HELD OR CONTROLLED BY KAA AND KAFA EXCEPT TO THE EXTENT OF HIS PECUNIARY INTEREST THEREIN.