Citadel Advisors
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Citadel Advisors’s Casella Waste Systems CWST Stock Holding History

Citadel Advisors’s Portfolio CWST Stock Details CWST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-3,200
Closed -$313K – 13168
2025
Q4 		$313K Sell
3,200
-800
-20% -$74.3K ﹤0.01% 10032
2025
Q3 		$380K Buy
4,000
+1,000
+33% +$101K ﹤0.01% 9796
2025
Q2 		$346K Buy
3,000
+2,400
+400% +$277K ﹤0.01% 9465
2025
Q1 		$66.9K Sell
600
-3,000
-83% -$328K ﹤0.01% 11976
2024
Q4 		$381K Sell
3,600
-800
-18% -$84.5K ﹤0.01% 9160
2024
Q3 		$438K Buy
4,400
+3,700
+529% +$383K ﹤0.01% 8536
2024
Q2 		$69.5K Buy
700
+100
+17% +$9.63K ﹤0.01% 11381
2024
Q1 		$59.3K Sell
600
-200
-25% -$17.9K ﹤0.01% 12010
2023
Q4 		$68.4K Sell
800
-4,700
-85% -$378K ﹤0.01% 11414
2023
Q3 		$420K Sell
5,500
-43,700
-89% -$3.58M ﹤0.01% 8453
2023
Q2 		$4.45M Buy
49,200
+49,100
+49,100% +$4.38M ﹤0.01% 3826
2023
Q1 		$8.27K Sell
100
-100
-50% -$7.91K ﹤0.01% 13671
2022
Q4 		$15.9K Buy
+200
New +$16.1K ﹤0.01% 13304
2022
Q2 		– Sell
-3,100
Closed -$272K – 13035
2022
Q1 		$272K Buy
+3,100
New +$247K ﹤0.01% 10800
2021
Q4 		– Sell
-13,900
Closed -$1.06M – 13912
2021
Q3 		$1.06M Buy
+13,900
New +$980K ﹤0.01% 8016

Other funds holding CWST

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
CCA
Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Citadel Advisors's CWST Position: Q1 2026 in Review

Citadel Advisors reduced its Casella Waste Systems (CWST) stake by 93% in Q1 2026, selling an estimated $41.2M and leaving 34,749 shares worth $2.76M. The position accounts for ﹤0.01% of the portfolio, ranked #5435.

Citadel Advisors first reported a position in CWST in Q3 2013 and has held it in 31 quarters since. The position peaked at $45.5M in Q4 2025. 406 funds tracked by Wall St. Rank hold CWST as of Q1 2026.

  • Citadel Advisors held 34,749 shares of Casella Waste Systems worth $2.76M as of Q1 2026.
  • Citadel Advisors sold 430,023 Casella Waste Systems shares in Q1 2026, an estimated $41.2M.
  • Casella Waste Systems made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #5435 holding.
  • Citadel Advisors first reported a position in Casella Waste Systems in Q3 2013 and has held it in 31 quarters since.
  • Citadel Advisors's Casella Waste Systems position peaked at $45.5M in Q4 2025.
  • 406 funds tracked by Wall St. Rank held Casella Waste Systems as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.