Ligon Paul

SEC source: 0000911177-25-000112 · wk-form4_1754426462.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 18,347

F1 · kind: The reported sale of 1,000 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16,2024.

SEC source: 0000911177-25-000088 · wk-form4_1749068830.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 19,347

F1 · kind: The reported sale of 1,000 shares occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16,2024.

SEC source: 0000911177-25-000075 · wk-form4_1744922252.xml · nonDerivative · entry 4

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,347

F1 · kind: The sales of an aggregate of 2,000 shares reported herein occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2024

SEC source: 0000911177-25-000075 · wk-form4_1744922252.xml · nonDerivative · entry 3

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 20,447

F1 · kind: The sales of an aggregate of 2,000 shares reported herein occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2024

F4 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $119.29 to $119.86. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-25-000075 · wk-form4_1744922252.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,147

F1 · kind: The sales of an aggregate of 2,000 shares reported herein occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2024

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $118.22 to $118.96. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-25-000075 · wk-form4_1744922252.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 21,547

F1 · kind: The sales of an aggregate of 2,000 shares reported herein occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 16, 2024

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $117.22 to $118.11. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-25-000068 · wk-form4_1741983291.xml · nonDerivative · entry 4

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,347

F2 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on August 2, 2023 and does not represent a discretionary sale by the reporting person.

SEC source: 0000911177-25-000068 · wk-form4_1741983291.xml · nonDerivative · entry 3

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,404

F4 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on May 18, 2022 and does not represent a discretionary sale by the reporting person.

SEC source: 0000911177-25-000068 · wk-form4_1741983291.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,475

F2 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on August 2, 2023 and does not represent a discretionary sale by the reporting person.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $106.88 to $106.90. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-25-000068 · wk-form4_1741983291.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,529

F1 · kind: Represents the award of Restricted Stock Units (RSUs) under the Casella Waste Systems, Inc. Amended and Restated 2016 Incentive Plan. Each RSU represents a contingent right to receive one share of Casella's Class A Common Stock. RSUs vest in three equal annual installments beginning on March 12, 2026.

SEC source: 0000911177-25-000034 · wk-form4_1741036998.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,054

F2 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of PSUs previously granted to the reporting person on March 11, 2022. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on May 18, 2022 and does not represent a discretionary sale by the reporting person.

SEC source: 0000911177-25-000034 · wk-form4_1741036998.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,541

F1 · shares: Represents shares of Class A Common Stock acquired by the reporting person upon the vesting of performance-based stock units (PSUs) granted to the reporting person on March 11, 2022, as a result of the level of achievement by the issuer of certain performance objectives during the period running from January 1, 2024 through December 31, 2024, and a multiplier based on relative total shareholder return for the period running from January 1, 2022 to December 31, 2024, as certified by the issuer's compensation and human capital committee on February 27, 2025.

SEC source: 0000911177-24-000098 · wk-form4_1731013814.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,085

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $106.80 to $106.93. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-24-000042 · wk-form4_1710447358.xml · nonDerivative · entry 3

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,815

F3 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on August 9, 2021 and does not represent a discretionary sale by the reporting person.

F4 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $93.78 to $93.80. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-24-000042 · wk-form4_1710447358.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 22,919

F2 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of RSUs previously granted to the reporting person. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on May 18, 2022 and August 2, 2023 and does not represent a discretionary sale by the reporting person.

SEC source: 0000911177-24-000042 · wk-form4_1710447358.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 23,083

F1 · kind: Represents the award of Restricted Stock Units (RSUs) under the Casella Waste Systems, Inc. 2016 Incentive Plan. Each RSU represents a contingent right to receive one share of Casella's Class A Common Stock. RSUs vest in three equal annual installments beginning on March 12, 2025.

SEC source: 0000911177-24-000019 · wk-form4_1709242297.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,550

F2 · kind: Represents the sale of shares of Class A Common Stock pursuant to a "sell-to-cover" transaction in order to satisfy tax withholding obligations in connection with the vesting of PSUs previously granted to the reporting person on March 12, 2021. This sale was effected pursuant to an automatic sell-to-cover instruction adopted by the reporting person on August 9, 2021 and does not represent a discretionary sale by the reporting person.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $89.00 to $89.18. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-24-000019 · wk-form4_1709242297.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,155

F1 · shares: Represents shares of Class A Common Stock acquired by the reporting person upon the vesting of performance-based stock units (PSUs) granted to the reporting person on March 12, 2021, as a result of the level of achievement by the issuer of certain performance objectives during the period running from January 1, 2023 through December 31, 2023, and a multiplier based on relative total shareholder return for the period running from January 1, 2021 to December 31, 2023, as certified by the issuer's compensation and human capital committee on February 27, 2024.

SEC source: 0000911177-23-000154 · wk-form4_1702589186.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,454

F1 · shares: Represents a gift of 50 shares to Goodwill Industries of Northern New England and 50 shares to the University of Vermont.

SEC source: 0000911177-23-000118 · wk-form4_1691784930.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,554

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $78.76 to $78.79. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-23-000046 · wf-form4_167899831708281.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,054

F1 · kind: Represents shares of Class A Common Stock automatically sold by the reporting person to satisfy tax withholding obligations in connection with the vesting of RSUs granted to the reporting person on March 12, 2020, March 12, 2021, and March 11, 2022. The automatic sale of the reporting person's shares of Class A Common Stock is provided for in a Restricted Stock Unit agreement constituting a "sell-to-cover transaction" intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Securities Exchange Act of 1934 and the sale does not represent a discretionary trade by the reporting person.

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $82.10 to $82.48. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-23-000033 · wf-form4_167883058956149.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,478

F1 · kind: Represents the award of Restricted Stock Units (RSUs) under the Casella Waste Systems, Inc. 2016 Incentive Plan. Each RSU represents a contingent right to receive one share of Casella's Class A Common Stock. RSUs vest in three equal annual installments beginning on March 10, 2024.

SEC source: 0000911177-23-000020 · wf-form4_167727298125787.xml · nonDerivative · entry 3

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,981

F2 · kind: Represents shares of Class A Common Stock automatically sold by the reporting person to satisfy tax withholding obligations in connection with the vesting of PSUs granted to the reporting person on March 12, 2020. The automatic sale of the reporting person's shares of Class A Common Stock is provided for in a performance-based stock unit agreement constituting a "sell-to-cover transaction" intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Securities Exchange Act of 1934 and the sale does not represent a discretionary trade by the reporting person.

F4 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $75.89 to $76.86. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-23-000020 · wf-form4_167727298125787.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,250

F2 · kind: Represents shares of Class A Common Stock automatically sold by the reporting person to satisfy tax withholding obligations in connection with the vesting of PSUs granted to the reporting person on March 12, 2020. The automatic sale of the reporting person's shares of Class A Common Stock is provided for in a performance-based stock unit agreement constituting a "sell-to-cover transaction" intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Securities Exchange Act of 1934 and the sale does not represent a discretionary trade by the reporting person.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $74.89 to $75.88. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-23-000020 · wf-form4_167727298125787.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP of Sustainable Growth

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,850

F1 · shares: Represents shares of Class A Common Stock acquired by the reporting person upon the vesting of performance-based stock units (PSUs) granted to the reporting person on March 12, 2020, as a result of the level of achievement by Casella Waste Systems, Inc. of certain performance objectives during the period running from January 1, 2022 through December 31, 2022, and a multiplier based on relative total shareholder return for the period running from January 1, 2020 to December 31, 2022.

SEC source: 0000911177-23-000002 · wf-form4_167407859401857.xml · nonDerivative · entry 2

Ligon Paul · CIK 0001926747 · SR VP & CHIEF REVENUE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 22,088

F2 · kind: Represents shares of Class A Common Stock automatically sold by the reporting person to satisfy tax withholding obligations in connection with the vesting of RSUs granted to the reporting person on July 28, 2020. The automatic sale of the reporting person's shares of Class A Common Stock is provided for in a Restricted Stock Unit agreement constituting a "binding contract" consistent with the affirmative defense to liability under Rule 10b5-1 and the sale does not represent a discretionary trade by the reporting person.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $78.58 to $78.78. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.

SEC source: 0000911177-23-000002 · wf-form4_167407859401857.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP & CHIEF REVENUE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,440

F1 · shares: Represents a gift of shares to Goodwill Industries of Northern New England.

SEC source: 0001415889-22-008496 · form4-08112022_050801.xml · nonDerivative · entry 1

Ligon Paul · CIK 0001926747 · SR VP & CHIEF REVENUE OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,540

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $84.99 to $85.63. Upon request of the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer, the reporting person will provide full information regarding the number of shares sold at each separate price.