CWST Casella Waste Systems Inc.
Industrials, filed as CASELLA WASTE SYS INC (CL A), Equity As of 2026 Q2 among managers we track Quote on Google Finance, opens in a new tab
In 2026 Q2 Ron Baron added to Casella Waste Systems.
Who owns this now
Largest portfolio weights among holders, up to 0.1% (Ron Baron, Bamco Inc. (Baron Capital)). Not free-float ownership.
Who owns CWST
Sorted by value, long equity only, as of 2026 Q2.
| History | |||||
|---|---|---|---|---|---|
| Ron Baron, Bamco Inc. (Baron Capital) | Add +34.3% | 965,239 | $94M | History |
Insider trades
Open-market buys and sales by CWST's executives, directors and 10% owners in the last 12 months, from their Form 4s
- None no insider bought on the open market
- $3.8M sold by 4 insiders outside a trading plan
- None no planned (10b5-1) sales
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Michael K Burke DirectorSale$105K 1,100 shares at $95.26 7.5% of stakeTraded Sep 3 Filed Sep 3
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Michael K Burke DirectorSale$102K 1,100 shares at $92.99 6.9% of stakeTraded Aug 26 Filed Aug 26
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Douglas R Casella Vice Chairman, Bd of DirectorsSale$1.5M 16,500 shares at $91.05 16% of stakeTraded Aug 13–14 Filed Aug 14
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Michael K Burke DirectorSale$202K 2,305 shares at $87.56 14% of stakeTraded May 26 Filed May 27
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Edmond Coletta CEOSale$1.1M 12,500 shares at $89.56 8.2% of stakeTraded May 19 Filed May 22
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Edmond Coletta PresidentSale$700K 7,000 shares at $100.07 4.7% of stakeTraded Dec 8, 2025 Filed Dec 9, 2025
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Emily Nagle Green DirectorSale$100K 1,116 shares at $89.38 17% of stakeTraded Nov 4, 2025 Filed Nov 6, 2025
Also filed in the last 12 months, not counted as buying or selling: 19 stock grants, 17 sales to cover taxes, and 10 gifts.
Congress
1 member of Congress traded CWST in the last three years: 0 buys and 1 sale. 1 member listed it in 2025 annual reports.
-
Jefferson Shreve
Sell
$50K–$100K
May 12, 2025
filed Jun 22, 2025
SEC filings
Recent issuer filings from EDGAR, 20 shown.
| Filed | Form | Detail | Links |
|---|---|---|---|
| SCHEDULE 13G/A | — | Filing Doc | |
| 8-K | 7.01 | Filing Doc | |
| 10-Q | Filing Doc | ||
| 8-K | 2.02,9.01 | Filing Doc | |
| 8-K/A | 5.02 | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| 8-K | 5.02 | Filing Doc | |
| 8-K | 5.07 | Filing Doc | |
| 8-K | 8.01 | Filing Doc | |
| 8-K | 8.01,9.01 | Filing Doc | |
| 8-K | 8.01,9.01 | Filing Doc | |
| 10-Q | Filing Doc | ||
| 8-K | 2.02,9.01 | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| SCHEDULE 13G | — | Filing Doc | |
| SCHEDULE 13G/A | — | Filing Doc | |
| 8-K | 1.01,2.03,9.01 | Filing Doc | |
| DEF 14A | Filing Doc | ||
| DEFA14A | Filing Doc | ||
| SCHEDULE 13G/A | — | Filing Doc |
No filings match this filter.
Financials
US-GAAP annual figures by fiscal year, as tagged in Form 10-K. Each value links to its SEC filing.
Income statement
Balance sheet
Ownership over time
13Fs that reported it each quarter. Click a bar for that quarter’s holders.