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Of the 12 tracked institutions holding CWST, 6 have a 3-year clone track record — 6 of them beat the S&P. Average holder's clone alpha: +6.1pt. It's a gauge of who owns the name, not just how many.
Among the 12 tracked institutional investors we monitor, CWST (CASELLA WASTE SYS INC) is held with a combined value of $2.25B across 23,151,145 shares. The largest holder is BlackRock, Inc. with a position worth $910.56M (0.01% of their portfolio). MILLENNIUM MANAGEMENT LLC opened a new position in the most recent quarter. 8 funds increased their holdings. 3 funds reduced their position.
Total Institutional Value
$2.25B
Total Shares Held
23,151,145
Institutional Holders
12
Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.
| # | Fund | Value↓ | Portfolio % | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $910.56M | 0.01% | +3.8% |
| 2 | VANGUARD GROUP INC | $643.95M | 0.01% | +9.7% |
| 3 | STATE STREET CORP | $244.36M | 0.01% | +5.5% |
| 4 | Capital Research Global Investors | $196.72M | 0.03% | -12.9% |
| 5 | WELLINGTON MANAGEMENT GROUP LLP | $125.30M | 0.02% | +6.6% |
| 6 | CITADEL ADVISORS LLC | $44.18M | 0.03% | +1211.1% |
| 7 | Point72 Asset Management, L.P. | $43.20M | 0.07% | -4.0% |
| 8 | PRICE T ROWE ASSOCIATES INC /MD/ | $35.63M | 0.00% | +25.8% |
| 9 | Fisher Asset Management, LLC | $3.40M | 0.00% | +26.5% |
| 10 | AQR CAPITAL MANAGEMENT LLC | $2.63M | 0.00% | +68.6% |
SEC Schedule 13D (activist) and 13G (passive) filings for CWST. Filed when an investor acquires 5%+ ownership.
| Member | Type | Date |
|---|---|---|
| Jefferson Shreve | Sell | May 12, 2025 |
As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of CWST with a position worth $910.56M, representing 0.01% of their portfolio. In total, 12 institutional investors hold CWST with a combined value of $2.25B.
In the most recent quarter, 1 fund opened a new position in CWST. Additionally, 8 increased their holdings and 3 reduced their positions.
Institutional investors hold $2.25B worth of CWST stock across 12 positions. The largest institutional holder is BlackRock, Inc. with $910.56M in holdings.
A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For CWST, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.
Get notified when hedge funds change their CWST positions.
Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →
Last Close
$88.00
2026-10-16
YTD
-10.8%
40% of 52-week range
