Casella Waste Systems Inc (CWST) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for CWST. 13F holdings as of 2026-03-31.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock, Inc.9,047,272$718MDECREASED
VANGUARD PORTFOLIO MANAGEMENT LLC3,353,241$266MNEW
Conestoga Capital Advisors, LLC2,804,475$223MINCREASED
VANGUARD CAPITAL MANAGEMENT LLC2,798,927$222MNEW
WASATCH ADVISORS LP2,582,220$205MDECREASED

Recent Insider Trades

InsiderTypeSharesValueDate
Emily Nagle Green (Director)GIFT6002026-06-08
Rose M. Kirk (Director)AWARD1,793$150K2026-06-04
Joseph Doody (Director)AWARD1,793$150K2026-06-04
William P Hulligan (Director)AWARD1,793$150K2026-06-04
Gary Sova (Director)AWARD1,793$150K2026-06-04

Full institutional holdings, insider history, and congressional trades for Casella Waste Systems Inc on SentiSense.