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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, Q1 2026

Institutional positions in Casella Waste Systems Inc as of Mar 31, 2026. 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
407
+22 vs. Q4 2025
Shares held
74.6M
+4.49M (+6.4%) vs. Q4 2025
Total value
$5.92B
−$947.5M (−13.8%) vs. Q4 2025
New holders
69
127 more added
Sold out
47
156 more reduced

8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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.

Institutional holdersQ1 2026: 407 institutions
Q1 2021: 222 institutionsQ2 2021: 238 institutionsQ3 2021: 236 institutionsQ4 2021: 281 institutionsQ1 2022: 279 institutionsQ2 2022: 266 institutionsQ3 2022: 278 institutionsQ4 2022: 272 institutionsQ1 2023: 267 institutionsQ2 2023: 320 institutionsQ3 2023: 300 institutionsQ4 2023: 309 institutionsQ1 2024: 311 institutionsQ2 2024: 314 institutionsQ3 2024: 345 institutionsQ4 2024: 346 institutionsQ1 2025: 373 institutionsQ2 2025: 393 institutionsQ3 2025: 391 institutionsQ4 2025: 393 institutionsQ1 2026: 407 institutionsQ2 2026: 418 institutions
Value heldQ1 2026: $5.92B
Q1 2021: $3.10BQ2 2021: $3.14BQ3 2021: $3.80BQ4 2021: $4.16BQ1 2022: $4.35BQ2 2022: $3.65BQ3 2022: $3.86BQ4 2022: $3.98BQ1 2023: $4.19BQ2 2023: $5.05BQ3 2023: $4.38BQ4 2023: $4.92BQ1 2024: $5.77BQ2 2024: $5.90BQ3 2024: $6.37BQ4 2024: $6.89BQ1 2025: $7.36BQ2 2025: $7.57BQ3 2025: $6.29BQ4 2025: $7.59BQ1 2026: $5.92BQ2 2026: $7.49B
Institutions holding CWST and their total value by quarter
QuarterHoldersValue
Q2 2026418$7.49B
Q1 2026407$5.92B
Q4 2025393$7.59B
Q3 2025391$6.29B
Q2 2025393$7.57B
Q1 2025373$7.36B
Q4 2024346$6.89B
Q3 2024345$6.37B
Q2 2024314$5.90B
Q1 2024311$5.77B
Q4 2023309$4.92B
Q3 2023300$4.38B
Q2 2023320$5.05B
Q1 2023267$4.19B
Q4 2022272$3.98B
Q3 2022278$3.86B
Q2 2022266$3.65B
Q1 2022279$4.35B
Q4 2021281$4.16B
Q3 2021236$3.80B
Q2 2021238$3.14B
Q1 2021222$3.10B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Casella Waste Systems Inc; share changes are against Q4 2025.

Institutions holding CWST in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Avion Wealth5$00.00%+5New
Hughes Financial Services, LLC1$790.00%−3−75.0%Reduced
Signature Equity Partners, LLC1$790.00%−1−50.0%Reduced
Raffa Wealth Management, LLC1$790.00%+1New
Curio Wealth, LLC1$790.00%+1New
Dunhill Financial, LLC1$1020.00%00.0%Unchanged
SBI Securities Co., Ltd.2$1590.00%00.0%Unchanged
Essential Partners LLC3$2380.00%−9−75.0%Reduced
HFM Investment Advisors, LLC3$2380.00%00.0%Unchanged
Vermillion Wealth Management, Inc.3$2380.00%+3New
Abound Wealth Management3$2390.00%00.0%Unchanged
Prestige Wealth Management Group LLC3$2390.00%+3New
Principia Wealth Advisory, LLC4$3170.00%00.0%Unchanged
Rialto Wealth Management, LLC4$3180.00%00.0%Unchanged
Zions Bancorporation, National Association5$3970.00%+5New
MidFirst Bank6$4760.00%−2,184−99.7%Reduced
DiNuzzo Private Wealth, Inc.6$4770.00%00.0%Unchanged
SJS Investment Consulting Inc.6$4770.00%+1+20.0%Added
Advocate Investing Services LLC7$5550.00%00.0%Unchanged
Bay Harbor Wealth Management, LLC7$5550.00%+3+75.0%Added
Westfuller Advisors, LLC9$7050.00%−6−40.0%Reduced
Kilter Group LLC9$7150.00%−5−35.7%Reduced
JPL Wealth Management, LLC10$7940.00%+10New
UMA Financial Services, Inc.12$9530.00%−22−64.7%Reduced
Wolff Wiese Magana LLC14$1.11K0.00%00.0%Unchanged
Twin Peaks Wealth Advisors, LLC14$1.11K0.00%+14New
Montag A & Associates Inc14$1.12K0.00%+2+16.7%Added
IFP Advisors, Inc15$1.19K0.00%00.0%Unchanged
Bell Investment Advisors, Inc16$1.27K0.00%00.0%Unchanged
Rothschild Investment LLC17$1.35K0.00%−30−63.8%Reduced
Assetmark, Inc19$1.51K0.00%−110−85.3%Reduced
Washington Trust Advisors, Inc.21$1.63K0.00%−30−58.8%Reduced
TD Capital Management LLC24$1.90K0.00%+24New
Northwestern Mutual Wealth Management Co25$1.98K0.00%+25New
Quarry LP27$2.14K0.00%+4+17.4%Added
Farmers & Merchants Investments Inc27$2.14K0.00%+17+170.0%Added
JFS Wealth Advisors, LLC27$2.14K0.00%−5−15.6%Reduced
Keating Financial Advisory Services, Inc.30$2.38K0.00%+12+66.7%Added
Rossby Financial, LCC34$2.77K0.00%+33+3,300.0%Added
Fortitude Family Office, LLC37$2.94K0.00%−55−59.8%Reduced
Manchester Capital Management LLC37$2.94K0.00%00.0%Unchanged
Optiver Holding B.V.38$3.02K0.00%+29+322.2%Added
Owl Creek Wealth Partners LLC40$3.17K0.00%+40New
Private Wealth Management Group, LLC44$3.49K0.00%+20+83.3%Added
Bogart Wealth, LLC45$3.57K0.00%+24+114.3%Added
High Note Wealth, LLC45$3.57K0.00%+45New
Central Trust Co46$3.65K0.00%−32−41.0%Reduced
Crewe Advisors LLC52$4.13K0.00%00.0%Unchanged
LRI Investments, LLC57$4.52K0.00%00.0%Unchanged
Brown Brothers Harriman & Co59$4.68K0.00%−65−52.4%Reduced
CVA Family Office, LLC61$4.84K0.00%+55+916.7%Added
JNBA Financial Advisors68$5.40K0.00%+68New
Atlantic Trust, LLC78$6.19K0.00%00.0%Unchanged
Basecamp Wealth Advisors LLC107$8.49K0.00%−243−69.4%Reduced
TD Private Client Wealth LLC110$8.73K0.00%−42−27.6%Reduced
WPG Advisers, LLC114$9.04K0.01%−72−38.7%Reduced
Richardson Capital Management LLC115$9.12K0.00%+35+43.8%Added
Salomon & Ludwin, LLC107$9.33K0.00%−623−85.3%Reduced
Whittier Trust Co of Nevada Inc115$9.92K0.00%+35+43.8%Added
Massmutual Trust Co FSB128$10.2K0.00%−30−19.0%Reduced
Bare Financial Services, Inc130$10.3K0.00%+130New
HHM Wealth Advisors, LLC134$10.6K0.00%00.0%Unchanged
Root Financial Partners, LLC138$10.9K0.00%+28+25.5%Added
Key Financial Inc148$11.7K0.00%00.0%Unchanged
Cedar Mountain Advisors, LLC151$12.0K0.00%+151New
Millstone Evans Group, LLC155$12.3K0.01%00.0%Unchanged
St Germain D J Co Inc172$13.6K0.00%00.0%Unchanged
Huntington National Bank198$15.7K0.00%−50−20.2%Reduced
Clark Wealth Partners198$15.7K0.01%+198New
Clearstead Advisors, LLC200$15.9K0.00%−1,908−90.5%Reduced
Comprehensive Financial Planning, Inc.200$15.9K0.01%+200New
First Horizon Corp207$16.4K0.00%−282−57.7%Reduced
Grove Bank & Trust218$17.3K0.00%00.0%Unchanged
Whittier Trust Co209$18.0K0.00%+209New
Umb Bank N A244$19.4K0.00%+15+6.6%Added
Mather Group, LLC.256$20.3K0.00%+256New
MAI Capital Management259$20.6K0.00%+61+30.8%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.272$21.6K0.00%00.0%Unchanged
Los Angeles Capital Management LLC276$21.9K0.00%00.0%Unchanged
Versant Capital Management, Inc285$22.6K0.00%−135−32.1%Reduced
Measured Wealth Private Client Group, LLC298$23.6K0.01%+49+19.7%Added
Public Employees Retirement System of Ohio303$24.0K0.00%−55,190−99.5%Reduced
Advisory Services Network, LLC308$24.4K0.00%+308New
Nomura Asset Management Co Ltd350$27.8K0.00%+350New
Farther Finance Advisors, LLC351$28.6K0.00%+60+20.6%Added
Opal Wealth Advisors, LLC379$30.1K0.01%+379New
Parkside Financial Bank & Trust412$32.7K0.00%+168+68.9%Added
Parallel Advisors, LLC422$33.5K0.00%+4+1.0%Added
EverSource Wealth Advisors, LLC436$34.6K0.00%+99+29.4%Added
SHP Wealth Management438$34.8K0.00%00.0%Unchanged
Kemnay Advisory Services Inc.446$35.4K0.01%+255+133.5%Added
Leonteq Securities AG461$36.6K0.00%−263−36.3%Reduced
Hilton Head Capital Partners, LLC468$37.1K0.02%+217+86.5%Added
Eurizon Capital SGR S.p.A.475$37.4K0.00%+240+102.1%Added
Ronald Blue Trust, Inc.487$38.6K0.00%00.0%Unchanged
CWM, LLC490$38.9K0.00%−295−37.6%Reduced
Smartleaf Asset Management LLC548$43.0K0.00%+27+5.2%Added
Pinnacle Wealth Planning Services, Inc.648$51.4K0.01%−450−41.0%Reduced
SRS Capital Advisors, Inc.698$55.4K0.00%−892−56.1%Reduced
National Bank of Canada702$55.7K0.00%−169−19.4%Reduced