Casella Waste Systems Inc
CWST- Exchange
- Nasdaq
- Industry
- Refuse Systems
- SEC CIK
- 0000911177
In the last 90 days, Casella Waste Systems Inc insiders filed 0 open-market purchases and 3 sales; 418 institutions reported holding it in 13F filings for Q2 2026, worth $7.49B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Casella Waste Systems Inc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 391
- +6 vs. Q2 2025
- Shares held
- 66.4M
- +1.44M (+2.2%) vs. Q2 2025
- Total value
- $6.29B
- −$1.21B (−16.1%) vs. Q2 2025
- New holders
- 57
- 151 more added
- Sold out
- 51
- 130 more reduced
8 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CWST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 418 | $7.49B |
| Q1 2026 | 407 | $5.92B |
| Q4 2025 | 393 | $7.59B |
| Q3 2025 | 391 | $6.29B |
| Q2 2025 | 393 | $7.57B |
| Q1 2025 | 373 | $7.36B |
| Q4 2024 | 346 | $6.89B |
| Q3 2024 | 345 | $6.37B |
| Q2 2024 | 314 | $5.90B |
| Q1 2024 | 311 | $5.77B |
| Q4 2023 | 309 | $4.92B |
| Q3 2023 | 300 | $4.38B |
| Q2 2023 | 320 | $5.05B |
| Q1 2023 | 267 | $4.19B |
| Q4 2022 | 272 | $3.98B |
| Q3 2022 | 278 | $3.86B |
| Q2 2022 | 266 | $3.65B |
| Q1 2022 | 279 | $4.35B |
| Q4 2021 | 281 | $4.16B |
| Q3 2021 | 236 | $3.80B |
| Q2 2021 | 238 | $3.14B |
| Q1 2021 | 222 | $3.10B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Casella Waste Systems Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,993,583 | $568.7M | 0.01% | −76,386−1.3% | Reduced |
| BlackRock, Inc. | 4,566,146 | $433.2M | 0.01% | −79,405−1.7% | Reduced |
| Wasatch Advisors Inc | 3,708,528 | $351.9M | 1.89% | +296,405+8.7% | Added |
| Conestoga Capital Advisors, LLC | 2,876,061 | $272.9M | 4.38% | +195,947+7.3% | Added |
| Invesco Ltd. | 2,403,753 | $228.1M | 0.04% | −193,846−7.5% | Reduced |
| Capital Research Global Investors | 2,010,818 | $190.8M | 0.04% | +566,887+39.3% | Added |
| Capital International Investors | 1,956,962 | $185.7M | 0.03% | −3,113−0.2% | Reduced |
| William Blair Investment Management, LLC | 1,809,867 | $171.7M | 0.44% | +9,712+0.5% | Added |
| T. Rowe Price Investment Management, Inc. | 1,707,199 | $162.0M | 0.10% | +660,598+63.1% | Added |
| JPMorgan Chase & Co | 1,656,213 | $157.1M | 0.01% | −53,674−3.1% | Reduced |
| Westfield Capital Management Co LP | 1,647,907 | $156.4M | 0.66% | +95,600+6.2% | Added |
| Geode Capital Management, LLC | 1,533,293 | $145.5M | 0.01% | +33,210+2.2% | Added |
| State Street Corp | 1,435,019 | $136.2M | 0.00% | +2,136+0.1% | Added |
| Wellington Management Group LLP | 1,390,635 | $131.9M | 0.02% | +317,192+29.5% | Added |
| Geneva Capital Management LLC | 1,256,415 | $119.2M | 2.04% | +172,158+15.9% | Added |
| Silvercrest Asset Management Group LLC | 1,241,649 | $117.8M | 0.78% | +110,776+9.8% | Added |
| Earnest Partners LLC | 1,195,203 | $113.4M | 0.49% | −68,956−5.5% | Reduced |
| Ameriprise Financial Inc | 1,066,608 | $101.2M | 0.02% | −243,582−18.6% | Reduced |
| Macquarie Group Ltd | 1,046,398 | $99.3M | 0.12% | −92,227−8.1% | Reduced |
| Dimensional Fund Advisors LP | 950,653 | $90.2M | 0.02% | +81,619+9.4% | Added |
| Neuberger Berman Group LLC | 934,364 | $88.7M | 0.06% | +132,968+16.6% | Added |
| Goldman Sachs Group Inc | 886,575 | $84.1M | 0.01% | +241,839+37.5% | Added |
| Morgan Stanley | 841,766 | $79.9M | 0.00% | +139,587+19.9% | Added |
| Brown Advisory Inc | 717,029 | $68.0M | 0.09% | −33,127−4.4% | Reduced |
| Loomis Sayles & Co L P | 696,540 | $66.1M | 0.08% | −20,016−2.8% | Reduced |
| Northern Trust Corp | 690,209 | $65.5M | 0.01% | +17,176+2.6% | Added |
| Allspring Global Investments Holdings, LLC | 713,829 | $64.9M | 0.10% | +12,123+1.7% | Added |
| London Co of Virginia | 625,428 | $59.3M | 0.33% | −24,071−3.7% | Reduced |
| Charles Schwab Investment Management Inc | 613,695 | $58.2M | 0.01% | +7,171+1.2% | Added |
| TimesSquare Capital Management, LLC | 609,175 | $57.8M | 0.83% | +108,146+21.6% | Added |
| Global Alpha Capital Management Ltd. | 573,965 | $54.5M | 3.11% | +47,400+9.0% | Added |
| Fred Alger Management, LLC | 561,850 | $53.3M | 0.21% | −114,178−16.9% | Reduced |
| Comerica Bank | 550,557 | $52.2M | 0.20% | +55,821+11.3% | Added |
| Voya Investment Management LLC | 536,376 | $50.9M | 0.05% | +224,691+72.1% | Added |
| SEI Investments Co | 515,845 | $48.9M | 0.05% | −24,907−4.6% | Reduced |
| Nuveen, LLC | 493,006 | $46.8M | 0.01% | +62,881+14.6% | Added |
| Price T Rowe Associates Inc | 464,623 | $44.1M | 0.00% | +174,877+60.4% | Added |
| Segall Bryant & Hamill, LLC | 401,973 | $38.1M | 0.51% | +37,280+10.2% | Added |
| Franklin Resources Inc | 384,928 | $36.5M | 0.01% | −267,331−41.0% | Reduced |
| Zimmer Partners, LP | 370,000 | $35.1M | 0.86% | +221,500+149.2% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 357,120 | $33.9M | 0.09% | +80,230+29.0% | Added |
| Bank of America Corp | 353,749 | $33.6M | 0.00% | −12,062−3.3% | Reduced |
| Ranger Investment Management, L.P. | 346,020 | $32.8M | 2.29% | +46,450+15.5% | Added |
| Jennison Associates LLC | 334,770 | $31.8M | 0.02% | −97,269−22.5% | Reduced |
| Clearbridge Investments, LLC | 320,037 | $30.4M | 0.02% | +129,802+68.2% | Added |
| Granahan Investment Management Inc | 314,344 | $29.8M | 1.22% | +1,936+0.6% | Added |
| Select Equity Group, L.P. | 312,780 | $29.7M | 0.13% | +80,786+34.8% | Added |
| Envestnet Asset Management Inc | 292,711 | $27.8M | 0.01% | +5,176+1.8% | Added |
| DF Dent & Co Inc | 276,605 | $26.2M | 0.34% | −23,494−7.8% | Reduced |
| Blair William & Co | 267,978 | $25.4M | 0.07% | +94,453+54.4% | Added |
| Royal Bank of Canada | 255,034 | $24.2M | 0.00% | −107,349−29.6% | Reduced |
| Bank of New York Mellon Corp | 253,694 | $24.1M | 0.00% | −231,853−47.8% | Reduced |
| Raymond James Financial Inc | 249,731 | $23.7M | 0.01% | −39,769−13.7% | Reduced |
| UBS Asset Management Americas Inc | 248,913 | $23.6M | 0.01% | −150,083−37.6% | Reduced |
| Thornburg Investment Management Inc | 247,419 | $23.5M | 0.31% | −8,091−3.2% | Reduced |
| GW&K Investment Management, LLC | 226,457 | $21.5M | 0.19% | +38,640+20.6% | Added |
| Summit Creek Advisors LLC | 210,165 | $19.9M | 2.91% | +23,056+12.3% | Added |
| Kennedy Capital Management, Inc. | 205,569 | $19.5M | 0.43% | +61,187+42.4% | Added |
| California Public Employees Retirement System | 197,131 | $18.7M | 0.01% | −25,962−11.6% | Reduced |
| Harvey Partners, LLC | 196,000 | $18.6M | 1.69% | +65,675+50.4% | Added |
| Victory Capital Management Inc | 190,551 | $18.1M | 0.01% | +80,864+73.7% | Added |
| Aristotle Capital Boston, LLC | 190,288 | $18.1M | 0.93% | −1,507−0.8% | Reduced |
| Russell Investments Group, Ltd. | 169,831 | $16.1M | 0.02% | +36,485+27.4% | Added |
| Rockefeller Capital Management L.P. | 169,346 | $16.1M | 0.03% | +56,234+49.7% | Added |
| Granite Investment Partners, LLC | 165,653 | $15.7M | 0.89% | −17,310−9.5% | Reduced |
| Forge First Asset Management Inc. | 161,722 | $15.4M | 7.05% | +161,722 | New |
| WCM Investment Management, LLC | 166,540 | $15.2M | 0.03% | −673−0.4% | Reduced |
| Man Group plc | 153,923 | $14.6M | 0.03% | +65,222+73.5% | Added |
| Toroso Investments, LLC | 149,922 | $14.2M | 0.06% | +50,263+50.4% | Added |
| Osterweis Capital Management Inc | 123,185 | $11.7M | 0.53% | +123,185 | New |
| Swiss National Bank | 121,100 | $11.5M | 0.01% | +2,000+1.7% | Added |
| Millennium Management LLC | 119,691 | $11.4M | 0.01% | +72,749+155.0% | Added |
| Axiom Investors LLC | 119,228 | $11.3M | 0.08% | −5,104−4.1% | Reduced |
| State of Wisconsin Investment Board | 114,639 | $10.9M | 0.03% | +62+0.1% | Added |
| Fenimore Asset Management Inc | 114,226 | $10.8M | 0.22% | +114,226 | New |
| Susquehanna International Group, LLP | 112,685 | $10.7M | 0.02% | +11,798+11.7% | Added |
| UBS Group AG | 111,769 | $10.6M | 0.00% | +6,009+5.7% | Added |
| Thrivent Financial for Lutherans | 105,685 | $10.0M | 0.02% | +569+0.5% | Added |
| Standard Life Aberdeen plc | 104,376 | $9.90M | 0.02% | −98,745−48.6% | Reduced |
| UniSuper Management Pty Ltd | 102,003 | $9.68M | 0.06% | +29,605+40.9% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 100,000 | $9.49M | 0.02% | −50,000−33.3% | Reduced |
| Gamco Investors, Inc. Et Al | 99,200 | $9.41M | 0.09% | 00.0% | Unchanged |
| Wells Fargo & Company | 99,193 | $9.41M | 0.00% | +3,265+3.4% | Added |
| Rhumbline Advisers | 93,101 | $8.83M | 0.01% | −3,501−3.6% | Reduced |
| Edgestream Partners, L.P. | 92,173 | $8.75M | 0.26% | +63,373+220.0% | Added |
| SG Capital Management LLC | 91,151 | $8.65M | 0.87% | +91,151 | New |
| Barclays PLC | 90,414 | $8.58M | 0.00% | −51,104−36.1% | Reduced |
| Oppenheimer Asset Management Inc. | 86,056 | $8.16M | 0.09% | +611+0.7% | Added |
| R.P. Boggs & Co. | 83,923 | $7.96M | 3.61% | +1,477+1.8% | Added |
| Lazard Asset Management LLC | 83,675 | $7.94M | 0.01% | +2,823+3.5% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 81,417 | $7.72M | 0.01% | +10,207+14.3% | Added |
| Jane Street Group, LLC | 80,021 | $7.59M | 0.01% | −126,119−61.2% | Reduced |
| Impax Asset Management Group plc | 80,000 | $7.59M | 0.04% | +20,000+33.3% | Added |
| Alliancebernstein L.P. | 71,675 | $6.80M | 0.00% | −795,610−91.7% | Reduced |
| Boothbay Fund Management, LLC | 70,149 | $6.66M | 0.17% | +70,149 | New |
| Nicholas Company, Inc. | 69,708 | $6.61M | 0.11% | +22,055+46.3% | Added |
| Ensign Peak Advisors, Inc | 69,129 | $6.56M | 0.01% | −74,889−52.0% | Reduced |
| Renaissance Technologies LLC | 68,642 | $6.51M | 0.01% | +49,642+261.3% | Added |
| Legal & General Group Plc | 67,212 | $6.38M | 0.00% | −4,161−5.8% | Reduced |
| Qube Research & Technologies Ltd | 67,140 | $6.37M | 0.01% | +60,776+955.0% | Added |