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
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 9,047,272 | $718M | DECREASED |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3,353,241 | $266M | NEW |
| Conestoga Capital Advisors, LLC | 2,804,475 | $223M | INCREASED |
| VANGUARD CAPITAL MANAGEMENT LLC | 2,798,927 | $222M | NEW |
| WASATCH ADVISORS LP | 2,582,220 | $205M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Emily Nagle Green (Director) | GIFT | 600 | 2026-06-08 | |
| Rose M. Kirk (Director) | AWARD | 1,793 | $150K | 2026-06-04 |
| Joseph Doody (Director) | AWARD | 1,793 | $150K | 2026-06-04 |
| William P Hulligan (Director) | AWARD | 1,793 | $150K | 2026-06-04 |
| Gary Sova (Director) | AWARD | 1,793 | $150K | 2026-06-04 |
Full institutional holdings, insider history, and congressional trades for Casella Waste Systems Inc on SentiSense.