Coletta Edmond 4

4 · CASELLA WASTE SYSTEMS INC · Filed Mar 2, 2026

AI-generated summary of this filing

Updated Mar 2, 2026

Casella Waste (CWST) President Edmond Coletta Sells Shares, Receives Award

What Happened

Edmond Coletta, President of Casella Waste Systems (CWST), had 9,810 shares of Class A common stock issued on Feb 26, 2026 upon the vesting of performance-based stock units (PSUs). Those PSUs were granted March 10, 2023 and certified by the company’s compensation committee on Feb 26, 2026.
On Feb 27, 2026 Coletta sold 3,812 shares in an open-market transaction at a weighted average price of $93.70, generating proceeds of about $357,184. The sale was a sell-to-cover to satisfy tax withholding tied to the PSU vesting, not a discretionary sale.

Key Details

Transaction dates: PSU vesting/certification Feb 26, 2026; sale executed Feb 27, 2026; Form 4 filed Mar 2, 2026 (timely).
Award/acquisition: 9,810 shares acquired at $0.00 (vesting of PSUs granted 3/10/2023).
Sale: 3,812 shares disposed, weighted average price $93.70; sale price range $93.69–$93.86 (report notes per-share breakdown available on request).
Purpose of sale: Sell-to-cover for tax withholding under an automatic instruction adopted Aug 2, 2023 (not a discretionary sale).
Shares owned after transaction: Not specified in the provided filing excerpt.
Filing timeliness: Filed on Mar 2, 2026 for a Feb 26, 2026 vesting — within the standard Form 4 reporting window.

Context

The 9,810-share acquisition reflects vested PSUs tied to company performance (performance period Jan 1–Dec 31, 2025) and a relative total shareholder return multiplier (Jan 1, 2023–Dec 31, 2025).
The sale was a routine tax-withholding transaction (F = tax withholding) rather than an indicator of a discretionary insider liquidity decision.

Form 4

Period: 2026-02-26

PRESIDENT & CEO

Transactions

Award
Class A Common Stock
[F1]
2026-02-26+9,810→ 150,903 total
Sale
Class A Common Stock
[F2][F3]
2026-02-27$93.70/sh−3,812$357,184→ 147,091 total

Footnotes (3)

[F1]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.
[F2]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]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.

Signature

/s/ Edmond R. Coletta|2026-03-02

1 file