Jane Street’s Cytosorbents Corp CTSO Stock Holding History

Jane Street’s Portfolio CTSO Stock Details CTSO Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$19.5K	Buy	+2,610	New	+$27.6K	﹤0.01%	11212
2025 Q1	–	Sell	-507	Closed	-$9.23K	–	9592
2024 Q4	$9.23K	Buy	+507	New	+$10K	﹤0.01%	9185
2024 Q3	–	Sell	-672	Closed	-$9.45K	–	9670
2024 Q2	$9.45K	Sell	672 -1,661	-71%	-$28.8K	﹤0.01%	9116
2024 Q1	$44.3K	Buy	+2,333	New	+$45.4K	﹤0.01%	8764
2023 Q2	–	Sell	-3,124	Closed	-$211K	–	8799
2023 Q1	$211K	Buy	+3,124	New	+$188K	﹤0.01%	7770
2021 Q4	–	Sell	-560	Closed	-$91K	–	10158
2021 Q3	$91K	Sell	560 -850	-60%	-$138K	﹤0.01%	9344
2021 Q2	$213K	Buy	+1,410	New	+$238K	﹤0.01%	8715
2020 Q4	–	Sell	-785	Closed	-$125K	–	7546
2020 Q3	$125K	Buy	+785	New	+$142K	﹤0.01%	6677

Other funds holding CTSO

Avenir Corporation Alexandria, Virginia $821M AUM 4.23% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

CM Management Gulf Breeze, Florida $157M AUM 60.08% 1-Year Est. Return

Skylands Capital Milwaukee, Wisconsin $762M AUM 14.92% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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

Sargent Investment Group Bethesda, Maryland $832M AUM 24.89% 1-Year Est. Return

Pathstone Holdings Englewood, New Jersey $34.3B AUM 27.35% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Jane Street's CTSO Position: Q2 2026 in Review

Jane Street opened a new position in Cytosorbents Corp (CTSO) in Q2 2026: 2,610 shares worth $19.5K. The stake represents ﹤0.01% of the portfolio and ranks #11212 among its holdings. This is a return to the name: Jane Street previously reported a position in CTSO as recently as Q4 2024.

Jane Street first reported a position in CTSO in Q3 2020 and has held it in 8 quarters since. The position peaked at $213K in Q2 2021. 47 funds tracked by Wall St. Rank hold CTSO as of Q2 2026.

Jane Street held 2,610 shares of Cytosorbents Corp worth $19.5K as of Q2 2026.
Cytosorbents Corp was a new Jane Street position in Q2 2026.
Cytosorbents Corp made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #11212 holding.
Jane Street first reported a position in Cytosorbents Corp in Q3 2020 and has held it in 8 quarters since.
Jane Street's Cytosorbents Corp position peaked at $213K in Q2 2021.
47 funds tracked by Wall St. Rank held Cytosorbents Corp as of Q2 2026.

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