WMS

SEC source: 0000919574-22-005494 · ownership.xml · nonDerivative · entry 5

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,456,444

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $137.25 to $138. 2499. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005494 · ownership.xml · nonDerivative · entry 4

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,587,560

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $136.25 to $137. 2499. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005494 · ownership.xml · nonDerivative · entry 3

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,811,280

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $135.25 to $136.2499. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005498 · ownership.xml · nonDerivative · entry 2

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,827,280

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $135.00 to $135.985. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005498 · ownership.xml · nonDerivative · entry 1

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,053,365

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $134.00 to $134.9999. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005494 · ownership.xml · nonDerivative · entry 2

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 3,827,280

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $135.00 to $135.985. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005494 · ownership.xml · nonDerivative · entry 1

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,053,365

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions within the range of $134.00 to $134.9999. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F1 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F2 · ownership.nature: (continued from Footnote 1) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000899243-22-030414 · doc4.xml · nonDerivative · entry 2

BARBOUR D. SCOTT · CIK 0001716232 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Indirect · Reporting Person's Revocable Trust

Disclosed balance after: 77,646

F1 · kind: On September 1, 2022, the reporting person contributed 68,726 shares of common stock of Advanced Drainage Systems, Inc. ("ADS") to a revocable trust for the benefit of the reporting person.

F2 · ownership.nature: Shares held in revocable trust for the benefit of the reporting person.

SEC source: 0000899243-22-030414 · doc4.xml · nonDerivative · entry 1

BARBOUR D. SCOTT · CIK 0001716232 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,668

F1 · kind: On September 1, 2022, the reporting person contributed 68,726 shares of common stock of Advanced Drainage Systems, Inc. ("ADS") to a revocable trust for the benefit of the reporting person.

SEC source: 0000899243-22-029490 · doc4.xml · nonDerivative · entry 1

FISCHER ALEXANDER R · CIK 0001614401 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,453

SEC source: 0000899243-22-029214 · doc4.xml · nonDerivative · entry 3

KLEIN ROBERT M · CIK 0001614367 · EVP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,363

SEC source: 0000899243-22-029214 · doc4.xml · nonDerivative · entry 2

KLEIN ROBERT M · CIK 0001614367 · EVP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,395

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $143.21 to $144.20, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0000919574-22-005176 · ownership.xml · nonDerivative · entry 4

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,417

F2 · kind: Represents Common Stock received by the Reporting Person as part of the distribution referred to in note (1) above.

SEC source: 0000919574-22-005176 · ownership.xml · nonDerivative · entry 3

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Berkshire Investors IV LLC

Disclosed balance after: 31,081

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F6 · ownership.nature: Represents shares held by Berkshire Investors IV LLC ("BI IV"). The Reporting Person is a managing member of BI IV. By virtue of the relationship described in the preceding sentence, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by BI IV. The Reporting Person disclaims beneficial ownership of the shares held by BI IV, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005176 · ownership.xml · nonDerivative · entry 2

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Berkshire Investors III LLC

Disclosed balance after: 32,736

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F5 · ownership.nature: Represents shares held by Berkshire Investors III LLC ("BI III"). The Reporting Person is a managing member of BI III. By virtue of the relationship described in the preceding sentence, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by BI III. The Reporting Person disclaims beneficial ownership of the shares held by BI III, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005176 · ownership.xml · nonDerivative · entry 1

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,127,280

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F3 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F4 · ownership.nature: (continued from Footnote 3) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000899243-22-029214 · doc4.xml · nonDerivative · entry 1

KLEIN ROBERT M · CIK 0001614367 · EVP, Sales

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 111,577

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $150.75 to $151.21, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000919574-22-005179 · ownership.xml · nonDerivative · entry 6

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Trust

Disclosed balance after: 1,940

F2 · kind: Represents Common Stock received by the Reporting Person's trusts as part of the distribution referred to in note (1) above.

SEC source: 0000919574-22-005179 · ownership.xml · nonDerivative · entry 5

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Family Trusts

Disclosed balance after: 730

F2 · kind: Represents Common Stock received by the Reporting Person's trusts as part of the distribution referred to in note (1) above.

SEC source: 0000919574-22-005179 · ownership.xml · nonDerivative · entry 3

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Berkshire Investors IV LLC

Disclosed balance after: 31,081

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F6 · ownership.nature: Represents shares held by Berkshire Investors IV LLC ("BI IV"). The Reporting Person is a managing member of BI IV. By virtue of the relationship described in the preceding sentence, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by BI IV. The Reporting Person disclaims beneficial ownership of the shares held by BI IV, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005179 · ownership.xml · nonDerivative · entry 2

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Berkshire Investors III LLC

Disclosed balance after: 32,736

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F5 · ownership.nature: Represents shares held by Berkshire Investors III LLC ("BI III"). The Reporting Person is a managing member of BI III. By virtue of the relationship described in the preceding sentence, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by BI III. The Reporting Person disclaims beneficial ownership of the shares held by BI III, except to the extent of his 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 or for any other purpose.

SEC source: 0000919574-22-005179 · ownership.xml · nonDerivative · entry 1

Seetharam Anil · CIK 0001676191 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 4,127,280

F1 · kind: Represents a pro rata in kind distribution of the Issuer's Common Stock by certain of the Berkshire Entities (as defined below), as well as BI III and BI IV (each as defined below), to their respective limited partners and members.

F3 · ownership.nature: Represents shares held directly or indirectly by Berkshire Fund IX, L.P. ("BF IX"), Berkshire Fund IX-A, L.P. ("BF IX-A"), Stockbridge Fund, L.P. ("SF") and certain other accounts (collectively, the "Berkshire Entities"). Ninth Berkshire Associates LLC ("9BA") is the general partner of BF IX and BF IX-A, and Stockbridge Associates LLC ("SA") is the general partner of SF. Berkshire Partners LLC ("BP") is the investment adviser to BF IX and BF IX-A, and Stockbridge Partners LLC ("SP") is the investment adviser to SF and such certain other accounts. Berkshire Partners Holdings LLC ("BPH") is the general partner of BPSP, L.P. ("BPSP"), which is the managing member of BP and SP.

F4 · ownership.nature: (continued from Footnote 3) The Reporting Person is a managing member of BPH, BPSP, BP, SP, 9BA and SA. By virtue of the relationships described in the preceding sentences, the Reporting Person may be deemed to share beneficial ownership with respect to the shares of common stock held by the Berkshire Entities. The Reporting Person disclaims beneficial ownership of such shares, except to the extent of his 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 or for any other purpose.

SEC source: 0000899243-22-029165 · doc4.xml · derivative · entry 3

HUEBERT MICHAEL G. · CIK 0001823429 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,700 shares

Expires 2023-03-31

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.

F2 · derivative.exercise_date: The options vested in five equal annual installments beginning on September 1, 2014.

SEC source: 0000899243-22-029165 · doc4.xml · nonDerivative · entry 1

HUEBERT MICHAEL G. · CIK 0001823429 · Senior Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,762

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.

SEC source: 0000899243-22-028663 · doc4.xml · derivative · entry 6

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,481 shares

Expires 2026-03-31

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_date: The options vested in five equal annual installments beginning on April 7, 2017.

SEC source: 0000899243-22-028663 · doc4.xml · derivative · entry 5

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,315 shares

Expires 2026-03-31

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.

F3 · derivative.exercise_date: The options vested in three equal annual installments beginning on February 8, 2018.

SEC source: 0000899243-22-028663 · doc4.xml · nonDerivative · entry 3

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,510

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $145.46 to $146.43, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000899243-22-028663 · doc4.xml · nonDerivative · entry 2

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,306

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.

SEC source: 0000899243-22-028663 · doc4.xml · nonDerivative · entry 1

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,825

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.

SEC source: 0000899243-22-028785 · doc4.xml · derivative · entry 6

HARVEY DARIN S. · CIK 0001756972 · EVP, Supply Chain & Logistics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,906 shares

Expires 2029-05-21

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_date: The options vested in three equal annual installments beginning on May 21, 2020.

SEC source: 0000899243-22-028785 · doc4.xml · derivative · entry 5

HARVEY DARIN S. · CIK 0001756972 · EVP, Supply Chain & Logistics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,079 shares

Expires 2028-10-14

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.

F3 · derivative.exercise_date: The options vested in three equal annual installments beginning on October 14, 2019.

SEC source: 0000899243-22-028785 · doc4.xml · nonDerivative · entry 3

HARVEY DARIN S. · CIK 0001756972 · EVP, Supply Chain & Logistics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,600

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $147.72 to $148.27, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000899243-22-028785 · doc4.xml · nonDerivative · entry 2

HARVEY DARIN S. · CIK 0001756972 · EVP, Supply Chain & Logistics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,585

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.

SEC source: 0000899243-22-028785 · doc4.xml · nonDerivative · entry 1

HARVEY DARIN S. · CIK 0001756972 · EVP, Supply Chain & Logistics

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,679

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.

SEC source: 0000899243-22-028476 · doc4.xml · derivative · entry 9

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 10,547 shares

Expires 2029-05-21

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.

F6 · derivative.exercise_date: The option vested in three equal annual installments beginning on May 21, 2020.

SEC source: 0000899243-22-028476 · doc4.xml · derivative · entry 8

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 8,643 shares

Expires 2028-05-23

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.

F5 · derivative.exercise_date: The option vested in three equal annual installments beginning on May 23, 2019.

SEC source: 0000899243-22-028476 · doc4.xml · derivative · entry 7

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 15,646 shares

Expires 2026-03-31

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_date: The option vested in three equal annual installments beginning on February 8, 2018.

SEC source: 0000899243-22-028476 · doc4.xml · nonDerivative · entry 5

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,025

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $143.36 to $143.405, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0000899243-22-028476 · doc4.xml · nonDerivative · entry 4

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,310

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $142.36 to $143.35, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000899243-22-028476 · doc4.xml · nonDerivative · entry 3

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,861

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.

SEC source: 0000899243-22-028476 · doc4.xml · nonDerivative · entry 2

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,314

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.

SEC source: 0000899243-22-028476 · doc4.xml · nonDerivative · entry 1

TALLEY KEVIN C · CIK 0001682214 · EVP and CAO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,671

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.

SEC source: 0000899243-22-028398 · doc4.xml · derivative · entry 4

KING BRIAN W. · CIK 0001824317 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,738

Underlying: Common Stock · 1,870 shares

Expires 2030-09-07

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.

F2 · derivative.exercise_date: The options vest in three equal annual installments beginning on September 7, 2021, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date.

SEC source: 0000899243-22-028398 · doc4.xml · nonDerivative · entry 2

KING BRIAN W. · CIK 0001824317 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,583

SEC source: 0000899243-22-028398 · doc4.xml · nonDerivative · entry 1

KING BRIAN W. · CIK 0001824317 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,453

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.

SEC source: 0000899243-22-028260 · doc4.xml · nonDerivative · entry 3

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,510

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $143.77 to $143.90, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (3) to this Form 4.

SEC source: 0000899243-22-028260 · doc4.xml · nonDerivative · entry 2

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 7,710

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $142.72 to $143.58, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0000899243-22-028260 · doc4.xml · nonDerivative · entry 1

MAKOWSKI TIM A · CIK 0001672236 · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,826

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $141.71 to $142.68, inclusive. The reporting person undertakes to provide to Advanced Drainage Systems, Inc., any security holder of Advanced Drainage Systems, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000899243-22-026670 · doc4.xml · nonDerivative · entry 1

COLEMAN MICHAEL B. · CIK 0001742480 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,045

SEC source: 0000899243-22-026660 · doc4.xml · nonDerivative · entry 1

JONES ROSS M · CIK 0001267629 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,441