CASELLA WASTE SYSTEMS INC
CWST- Exchange
- Nasdaq
- Industry
- Refuse Systems
- SEC CIK
- 0000911177
Insider trades, last 90 days
0 buys · 3 sells
- Sold $1.71M
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
418
- +11 vs. Q1 2026
- Total value $7.49B
Superinvestors holding CWST
0
- None of the superinvestors held CWST at the end of Q2 2026.
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by CWST insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Sep 3, 20264:29 PM ET | Sep 3, 2026 | BURKE MICHAEL KDirector | SSaleClass A Common Stock | −1.1K | $95.26 | −$104.79K | 13.64K | −7.5% | SEC |
| Aug 26, 20264:45 PM ET | Aug 26, 2026 | BURKE MICHAEL KDirector | SSaleClass A Common Stock | −1.1K | $92.99 | −$102.29K | 14.74K | −6.9% | SEC |
| Aug 14, 20265:16 PM ET | Aug 13 – Aug 14, 2026 | CASELLA DOUGLAS RVICE CHAIRMAN, BD OF DIRECTORS | SSaleClass A Common Stock | −16.5K | $91.054 | −$1.5M | 90.14K | −15.5% | SEC |
| May 27, 2026 | May 26, 2026 | BURKE MICHAEL KDirector | SSaleClass A Common Stock | −2.31K | $87.56 | −$201.83K | 14.05K | −14.1% | SEC |
| May 22, 2026 | May 19, 2026 | Coletta EdmondPRESIDENT & CEO | SSaleClass A Common Stock | −12.5K | $89.5619 | −$1.12M | 140.12K | −8.2% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in CWST at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 9,390,112 | $910.56M | 0.01% | +342,840+3.8% | Added |
| WASATCH ADVISORS INC | 3,531,594 | $342.46M | 2.24% | +949,374+36.8% | Added |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 3,448,748 | $334.43M | 0.02% | +95,507+2.8% | Added |
| VANGUARD CAPITAL MANAGEMENT LLC | 2,823,033 | $273.75M | 0.01% | +24,106+0.9% | Added |
| STATE STREET CORP | 2,520,170 | $244.36M | 0.01% | +130,973+5.5% | Added |