Casella Waste Systems
CWST
372 hedge funds and large institutions have $7.36B invested in Casella Waste Systems in 2025 Q1 according to their latest regulatory filings, with 54 funds opening new positions, 124 increasing their positions, 124 reducing their positions, and 24 closing their positions.
125% more first-time investments, than exits
New positions opened: 54 | Existing positions closed: 24
77% more call options, than puts
Call options by funds: $2.44M | Put options by funds: $1.38M
29% more funds holding in top 10
Funds holding in top 10: 7 → 9 (+2)
8% more funds holding
Funds holding: 345 → 372 (+27)
7% more capital invested
Capital invested by funds: $6.89B → $7.36B (+$468M)
0.89% more ownership
Funds ownership: 104.51% → 105.4% (+0.89%)
0% more repeat investments, than reductions
Existing positions increased: 124 | Existing positions reduced: 124
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Bank of New York Mellon
New York
|
+$49.5M |
| 2 |
WA
Wasatch Advisors
Salt Lake City,
Utah
|
+$44.4M |
| 3 |
Invesco
Atlanta,
Georgia
|
+$36.6M |
| 4 |
Nuveen
Charlotte,
North Carolina
|
+$22.8M |
| 5 |
Select Equity Group
New York
|
+$19.4M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
William Blair Investment Management
Chicago,
Illinois
|
-$46.4M |
| 2 |
ZP
Zimmer Partners
New York
|
-$42.2M |
| 3 |
CCA
Conestoga Capital Advisors
Wayne,
Pennsylvania
|
-$38.9M |
| 4 |
Wellington Management Group
Boston,
Massachusetts
|
-$29.3M |
| 5 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$21.6M |
CWST Hedge Fund Activity: Q1 2025 in Review
372 of the 7,471 institutional investors tracked by Wall St. Rank reported a position in Casella Waste Systems (CWST) for Q1 2025, worth a combined $7.36B — up 6.8% from $6.89B a quarter earlier.
Buyers outnumbered sellers: 54 funds opened new CWST positions and 24 closed out — a net gain of 30 holders — while 124 added to existing stakes and 124 trimmed.
The largest buyer was Bank of New York Mellon, adding an estimated $49.5M. The largest seller was William Blair Investment Management, cutting an estimated $46.4M.
- 372 institutional investors held Casella Waste Systems (CWST) as of Q1 2025, up from 345 in Q4 2024.
- Funds reported $7.36B of Casella Waste Systems stock for Q1 2025, up 6.8% quarter-over-quarter.
- 54 funds opened new Casella Waste Systems positions in Q1 2025 and 24 closed out, a net change of +30 holders.
- The largest Casella Waste Systems buyer in Q1 2025 was Bank of New York Mellon, an estimated $49.5M added.
- The largest Casella Waste Systems seller in Q1 2025 was William Blair Investment Management, an estimated $46.4M sold.
Based on aggregated 13F filings for Q1 2025.