Skip to main content

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
Ares Financial Consulting, LLC685$55.9K0.04%+685New
Covestor Ltd745$59.0K0.04%+620+496.0%Added
Larson Financial Group LLC879$69.7K0.00%00.0%Unchanged
Signaturefd, LLC903$71.6K0.00%−1,317−59.3%Reduced
Nisa Investment Advisors, LLC947$75.1K0.00%+128+15.6%Added
Atlantic Union Bankshares Corp1,003$79.6K0.00%00.0%Unchanged
Bessemer Group Inc1,010$81.0K0.00%+52+5.4%Added
Mark Sheptoff Financial Planning, LLC1,000$86.8K0.05%00.0%Unchanged
GAMMA Investing LLC1,344$106.6K0.00%−850−38.7%Reduced
Plante Moran Financial Advisors, LLC1,545$122.6K0.01%00.0%Unchanged
Freestone Grove Partners LP1,818$144.2K0.00%+1,818New
State of Wyoming1,821$144.5K0.02%−504−21.7%Reduced
KBC Group NV2,019$160.0K0.00%+351+21.0%Added
Advisor Group Holdings, Inc.2,052$162.8K0.00%+354+20.8%Added
Harbour Investments, Inc.2,192$173.9K0.00%+488+28.6%Added
Silverlake Wealth Management LLC2,590$205.5K0.04%+100+4.0%Added
Quadrant Capital Group LLC2,615$207.5K0.01%+1,081+70.5%Added
Profund Advisors LLC2,664$211.4K0.01%−145−5.2%Reduced
DRW Securities, LLC2,686$213.1K0.01%+2,686New
DnB Asset Management AS2,697$214.0K0.00%+2,697New
Premier Fund Managers Ltd2,771$217.0K0.02%−2,914−51.3%Reduced
Fulcrum Asset Management LLP2,793$218.9K0.03%00.0%Unchanged
Mount Yale Investment Advisors, LLC2,805$222.5K0.01%+10+0.4%Added
Edgestream Partners, L.P.2,808$222.8K0.01%+2,808New
Intellectus Partners, LLC2,810$222.9K0.05%+415+17.3%Added
Cambridge Investment Research Advisors, Inc.2,821$224.0K0.00%+2,821New
Vise Technologies, Inc.2,311$226.3K0.00%00.0%Unchanged
Skopos Labs, Inc.2,882$228.7K0.01%+339+13.3%Added
Dakota Wealth Management2,902$230.2K0.00%−170−5.5%Reduced
Everence Capital Management Inc2,953$234.0K0.01%+2,953New
Argent Trust Co2,978$236.3K0.01%00.0%Unchanged
AE Wealth Management LLC3,075$244.0K0.00%+554+22.0%Added
De Burlo Group Inc3,100$246.0K0.06%00.0%Unchanged
Hardy Reed LLC3,200$253.9K0.02%+448+16.3%Added
Grimes & Company, Inc.3,300$261.8K0.01%00.0%Unchanged
MQS Management LLC3,306$262.3K0.18%+3,306New
Alpine Woods Capital Investors, LLC3,400$269.8K0.06%+3,400New
Cetera Trust Company, N.A3,415$270.9K0.15%00.0%Unchanged
Mascoma Wealth Management LLC3,440$272.9K0.06%00.0%Unchanged
Integrated Investment Consultants, LLC3,618$287.1K0.06%−50−1.4%Reduced
Assenagon Asset Management S.A.3,666$290.9K0.00%−513−12.3%Reduced
Brinker Capital Investments, LLC3,667$290.9K0.00%−1,198−24.6%Reduced
CIBC Bancorp USA Inc.3,749$294.3K0.00%+3,749New
Cerity Partners LLC3,833$304.1K0.00%−3,729−49.3%Reduced
Swiss Life Asset Management Ltd3,842$304.8K0.00%+930+31.9%Added
Hilltop National Bank3,941$312.7K0.07%+579+17.2%Added
Marco Investment Management LLC4,010$318.2K0.02%+660+19.7%Added
Mercer Global Advisors Inc4,027$319.5K0.00%−1,168−22.5%Reduced
Liberty One Investment Management, LLC4,041$320.6K0.03%+2,121+110.5%Added
Wiley Bros.-Aintree Capital, LLC4,104$321.0K0.00%−610−12.9%Reduced
Inceptionr LLC4,147$329.0K0.08%+4,147New
Commonwealth Equity Services, LLC4,217$334.6K0.00%−37−0.9%Reduced
Sanctuary Advisors, LLC4,275$339.2K0.00%+643+17.7%Added
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna4,300$341.2K0.14%+200+4.9%Added
Access Investment Management LLC4,500$357.0K0.10%00.0%Unchanged
Asset Advisory Group, Inc.4,556$361.5K0.18%00.0%Unchanged
GWM Advisors LLC4,656$369.4K0.00%−118−2.5%Reduced
Vestmark Advisory Solutions, Inc.4,709$373.6K0.00%−3,671−43.8%Reduced
Fiduciary Trust Co4,714$374.0K0.00%+208+4.6%Added
Amundi4,720$374.5K0.00%+4,720New
Hantz Financial Services, Inc.4,965$394.0K0.01%+2,937+144.8%Added
Bridgefront Capital, LLC5,043$400.1K0.10%+5,043New
STRS Ohio5,200$412.6K0.00%−700−11.9%Reduced
Ameritas Investment Partners, Inc.5,217$413.9K0.01%+110+2.2%Added
Atria Investments LLC5,452$432.6K0.00%+1,616+42.1%Added
Holocene Advisors, LP5,578$442.6K0.00%−31,567−85.0%Reduced
HighTower Advisors, LLC5,586$443.2K0.00%+5,586New
Highland Capital Management, LLC5,668$449.7K0.02%+5,668New
Patriot Financial Group Insurance Agency, LLC5,746$455.9K0.03%+2,878+100.3%Added
Summitry LLC5,856$464.6K0.02%+54+0.9%Added
Xponance, Inc.5,925$470.1K0.00%+946+19.0%Added
Tower Research Capital LLC (TRC)5,942$471.4K0.01%+1,220+25.8%Added
CenterBook Partners LP5,979$474.4K0.03%+5,979New
Highlander Partners, L.P.6,000$476.0K0.19%00.0%Unchanged
Caxton Associates LLP6,300$499.8K0.01%+6,300New
Quantinno Capital Management LP6,426$509.8K0.00%−2,248−25.9%Reduced
Gsa Capital Partners LLP6,607$524.0K0.03%+6,607New
Public Employees Retirement Association of Colorado6,694$531.0K0.00%00.0%Unchanged
CI Private Wealth, LLC7,046$558.2K0.00%−2,686−27.6%Reduced
The PNC Financial Services Group, Inc.7,143$566.7K0.00%−1,560−17.9%Reduced
Sheets Smith Wealth Management7,220$572.8K0.06%+2,224+44.5%Added
New York Life Investment Management LLC7,321$580.8K0.00%+1,554+26.9%Added
Ami Asset Management Corp7,596$602.7K0.04%−196−2.5%Reduced
Northwest & Ethical Investments L.P.7,004$604.0K0.01%+7,004New
Connable Office Inc7,702$611.1K0.06%+1,741+29.2%Added
Park Avenue Securities LLC8,228$653.0K0.01%−823−9.1%Reduced
Rithm Capital Corp.8,250$654.6K0.97%+8,250New
Skylands Capital, LLC8,375$664.5K0.09%+8,100+2,945.5%Added
Keybank National Association8,426$668.5K0.00%−700−7.7%Reduced
Two Sigma Securities, LLC8,768$695.7K0.08%+3,352+61.9%Added
Maryland State Retirement & Pension System9,106$722.5K0.01%−35−0.4%Reduced
ProShare Advisors LLC9,784$776.3K0.00%−2,442−20.0%Reduced
Teton Advisors, LLC9,910$786.3K0.55%00.0%Unchanged
Jefferies Financial Group Inc.10,000$793.4K0.01%+7,777+349.8%Added
Steward Partners Investment Advisory, LLC10,422$826.9K0.00%+6,453+162.6%Added
PensionDanmark Pensionsforsikringsaktieselskab11,070$878.3K0.01%−630−5.4%Reduced
Benjamin Edwards Inc11,218$890.0K0.01%−276−2.4%Reduced
Searle & Co.11,300$896.5K0.23%00.0%Unchanged
JustInvest LLC11,469$910.0K0.01%+2,854+33.1%Added
New York State Teachers Retirement System11,556$917.0K0.00%−2,044−15.0%Reduced