Coletta Edmond

SEC source: 0001564279-26-000007 · wk-form4_1779459736.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 140,118

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $90.07 to $90.09. 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: 0001564279-26-000007 · wk-form4_1779459736.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 145,025

SEC source: 0001564279-26-000007 · wk-form4_1779459736.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 146,618

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $89.00 to $89.27. 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: 0001564279-26-000004 · wk-form4_1773694461.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 152,618

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: 0001564279-26-000004 · wk-form4_1773694461.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 153,606

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: 0001564279-26-000004 · wk-form4_1773694461.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 153,983

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, 2027.

SEC source: 0001564279-26-000002 · wk-form4_1772487753.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 147,091

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 10, 2023. 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 $93.69 to $93.86. 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: 0001564279-26-000002 · wk-form4_1772487753.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 150,903

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 10, 2023, as a result of the level of achievement by Casella Waste Systems, Inc. of certain performance objectives during the period running from January 1, 2025 through December 31, 2025, and a multiplier based on relative total shareholder return for the period running from January 1, 2023 to December 31, 2025, as certified by the issuer's compensation and human capital committee on February 26, 2026.

SEC source: 0001564279-25-000004 · wk-form4_1765314800.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,093

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $99.66 to $100.40. 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: 0001564279-25-000004 · wk-form4_1765314800.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,093

F1 · shares: Represents a gift of shares to the Ned and Elizabeth Coletta Fund, a Goldman Sachs Philanthropy Fund.

SEC source: 0000911177-25-000084 · wk-form4_1746648300.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 150,093

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $118.86 to $119.67. 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: 0000911177-25-000072 · wk-form4_1741983433.xml · nonDerivative · entry 5

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 155,655

SEC source: 0000911177-25-000072 · wk-form4_1741983433.xml · nonDerivative · entry 4

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 160,655

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: 0000911177-25-000072 · wk-form4_1741983433.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 161,111

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 12, 2022 and does not represent a discretionary sale by the reporting person.

F5 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $106.32 to $106.69. 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: 0000911177-25-000072 · wk-form4_1741983433.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 161,488

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 $106.30 to $106.38. 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: 0000911177-25-000072 · wk-form4_1741983433.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 161,947

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: 0000911177-25-000038 · wk-form4_1741037206.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 158,381

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 12, 2022 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 $113.70 to $113.90. 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: 0000911177-25-000038 · wk-form4_1741037206.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 163,587

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: 0000911177-24-000094 · wk-form4_1730840895.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 149,034

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $100.52 to $100.68. 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: 0000911177-24-000094 · wk-form4_1730840895.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 149,726

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $99.50 to $100.50. 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: 0000911177-24-000094 · wk-form4_1730840895.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 169,034

F1 · kind: Represents a gift of shares to the Ned and Elizabeth Coletta Fund, a Goldman Sachs Philanthropy Fund.

SEC source: 0000911177-24-000039 · wk-form4_1710447271.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 170,034

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 August 5, 2021 and does not represent a discretionary sale by the reporting person.

F5 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $93.97 to $94.03. 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: 0000911177-24-000039 · wk-form4_1710447271.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 170,486

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 12, 2022 and 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 $94.27 to $94.36. 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: 0000911177-24-000039 · wk-form4_1710447271.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 171,219

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: 0000911177-24-000022 · wk-form4_1709242452.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 168,556

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 5, 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 $90.18 to $90.37. 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: 0000911177-24-000022 · wk-form4_1709242452.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,827

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: 0000911177-23-000128 · wk-form4_1692909163.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 156,424

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $81.63 to $81.70. 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: 0000911177-23-000047 · wf-form4_167899833253658.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 166,424

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: 0000911177-23-000031 · wf-form4_167883055155869.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,034

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: 0000911177-23-000021 · wf-form4_167727303194867.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 165,382

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: 0000911177-23-000021 · wf-form4_167727303194867.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,383

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: 0000911177-23-000021 · wf-form4_167727303194867.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,517

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: 0001415889-22-008326 · form4-08052022_050801.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,361

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $83.64 to $83.94. 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: 0001415889-22-008136 · form4-08022022_050807.xml · derivative · entry 1

Coletta Edmond · CIK 0001564279 · PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,000

Underlying: Class A Common Stock · 75,000 shares

Expires 2032-07-31

F1 · derivative.exercise_date: This option shall become exercisable with respect to one-fifth of the shares on August 1, 2023, and shall become exercisable as to an additional one-fifth of the shares on each of the second, third, fourth, and fifth anniversaries of the grant date.

SEC source: 0001415889-22-003055 · form4-03162022_040317.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · SENIOR VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,361

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, 2019, March 12, 2020, and March 12, 2021. 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 $87.83 to $88.20. 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: 0001415889-22-003055 · form4-03162022_040317.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · SENIOR VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,521

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, 2019, March 12, 2020, and March 12, 2021. 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.

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $86.83 to $87.80. 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: 0001415889-22-002980 · form4-03152022_030338.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · SENIOR VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 159,885

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 installments beginning on March 11, 2023.

SEC source: 0001415889-22-002730 · form4-03082022_120322.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · SENIOR VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,680

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $84.95 to $85.37. 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: 0001415889-22-002730 · form4-03082022_120322.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · SENIOR VICE PRESIDENT & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 166,023

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $82.50 to $83.30. 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: 0001179110-22-001646 · edgar.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,023

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 April 1, 2019. 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 "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.

F4 · price: Represents the weighted average sales price for shares sold in multiple transactions, at prices ranging from $71.00 to $71.39, inclusive. 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: 0001179110-22-001646 · edgar.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,919

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 April 1, 2019. 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 "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, at prices ranging from $70.00 to $70.99, inclusive. 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: 0001179110-22-001646 · edgar.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 193,836

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 April 1, 2019, as a result of the level of achievement by Casella Waste Systems, Inc. of certain performance objectives during the period running from January 1, 2021 through December 31, 2021, and a multiplier based on relative total shareholder return for the period running from January 1, 2019 to December 31, 2021.

SEC source: 0001179110-21-010415 · edgar.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 157,680

F1 · kind: Represents a gift of shares to the Ned and Elizabeth Coletta Fund, a Goldman Sachs Philanthropy Fund.

SEC source: 0001179110-21-007999 · edgar.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,680

F2 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $70.00 to $70.15. 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: 0001179110-21-007999 · edgar.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 158,980

F1 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $69.00 to $69.81. 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: 0001179110-21-003467 · edgar.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,680

F2 · kind: Represents the automatic sale of shares of stock for tax withholding purposes pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 12, 2020, in connection with the vesting of RSUs on March 12, 2021.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, ranging from $64.25 to $65.06. 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: 0001179110-21-003467 · edgar.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 171,466

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 installments beginning on March 12, 2022.

SEC source: 0001179110-21-002359 · edgar.xml · nonDerivative · entry 3

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 168,375

F2 · kind: Represents the automatic sale of stock for tax withholding purposes pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 22, 2019, in connection with the vesting of PSUs on February 24, 2021.

F4 · price: Represents the weighted average sales price for shares sold in multiple transactions, at prices ranging from $58.17 to $60.15, inclusive. 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: 0001179110-21-002359 · edgar.xml · nonDerivative · entry 2

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 176,058

F2 · kind: Represents the automatic sale of stock for tax withholding purposes pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 22, 2019, in connection with the vesting of PSUs on February 24, 2021.

F3 · price: Represents the weighted average sales price for shares sold in multiple transactions, at prices ranging from $60.40 to $60.80, inclusive. 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: 0001179110-21-002359 · edgar.xml · nonDerivative · entry 1

Coletta Edmond · CIK 0001564279 · Senior Vice President & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 185,494

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, 2018, as a result of the level of achievement by Casella Waste Systems, Inc. of certain performance objectives during the period running from January 1, 2020 through December 31, 2020, and a multiplier based on relative total shareholder return for the period running from January 1, 2018 to December 31, 2020.