Jane Street’s Casella Waste Systems CWST Stock Holding History

Jane Street’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	-9,100	Closed	-$891K	–	11799
2025 Q4	$891K	Buy	9,100 +1,800	+25%	+$167K	﹤0.01%	6362
2025 Q3	$693K	Buy	7,300 +700	+11%	+$70.5K	﹤0.01%	7119
2025 Q2	$762K	Buy	+6,600	New	+$763K	﹤0.01%	6116
2025 Q1	–	Sell	-2,100	Closed	-$222K	–	9601
2024 Q4	$222K	Buy	+2,100	New	+$222K	﹤0.01%	8241
2024 Q2	–	Sell	-2,100	Closed	-$208K	–	9484
2024 Q1	$208K	Buy	+2,100	New	+$188K	﹤0.01%	8133
2023 Q3	–	Sell	-2,300	Closed	-$208K	–	8743
2023 Q2	$208K	Buy	+2,300	New	+$205K	﹤0.01%	7641

Other funds holding CWST

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

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Jane Street's CWST Position: Q1 2026 in Review

Jane Street sold out of Casella Waste Systems (CWST) in Q1 2026, closing a stake of 2,775 shares — an estimated $272K sold.

Jane Street first reported a position in CWST in Q4 2020 and held it in 18 quarters. The position peaked at $23.8M in Q2 2025. 406 funds tracked by Wall St. Rank hold CWST as of Q1 2026.

Jane Street reported no remaining Casella Waste Systems position as of Q1 2026 after selling out during the quarter.
Jane Street sold 2,775 Casella Waste Systems shares in Q1 2026, an estimated $272K.
Jane Street first reported a position in Casella Waste Systems in Q4 2020 and held it in 18 quarters.
Jane Street's Casella Waste Systems position peaked at $23.8M in Q2 2025.
406 funds tracked by Wall St. Rank held Casella Waste Systems as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.