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 Q2	$320K	Buy	+3,300	New	+$282K	﹤0.01%	9071
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 $6.73T AUM 46.02% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

CCA

Conestoga Capital Advisors Wayne, Pennsylvania $4.6B AUM 16.08% 1-Year Est. Return

T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's CWST Position: Q2 2026 in Review

Jane Street opened a new position in Casella Waste Systems (CWST) in Q2 2026: 3,121 shares worth $303K. The stake represents ﹤0.01% of the portfolio and ranks #9194 among its holdings. This is a return to the name: Jane Street previously reported a position in CWST as recently as Q4 2025.

Jane Street first reported a position in CWST in Q4 2020 and has held it in 19 quarters since. The position peaked at $23.8M in Q2 2025. 418 funds tracked by Wall St. Rank hold CWST as of Q2 2026.

Jane Street held 3,121 shares of Casella Waste Systems worth $303K as of Q2 2026.
Casella Waste Systems was a new Jane Street position in Q2 2026.
Casella Waste Systems made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9194 holding.
Jane Street first reported a position in Casella Waste Systems in Q4 2020 and has held it in 19 quarters since.
Jane Street's Casella Waste Systems position peaked at $23.8M in Q2 2025.
418 funds tracked by Wall St. Rank held Casella Waste Systems as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.