Jane Street
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Jane Street’s SeaStar Medical ICU Stock Holding History

Jane Street’s Portfolio ICU Stock Details ICU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$46.4K Sell
12,634
-15,326
-55% -$58.3K ﹤0.01% 10967
2026
Q1 		$104K Buy
27,960
+15,265
+120% +$38.5K ﹤0.01% 10634
2025
Q4 		$30.5K Buy
+12,695
New +$56.1K ﹤0.01% 10643
2024
Q2 		– Sell
-105
Closed -$19.2K – 9742
2024
Q1 		$19.2K Buy
105
+37
+54% +$7.25K ﹤0.01% 8902
2023
Q4 		$7.56K Buy
68
+27
+66% +$4K ﹤0.01% 8991
2023
Q3 		$2.68K Buy
+41
New +$3.7K ﹤0.01% 8474

Other funds holding ICU

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
PNC Financial Services Group
PNC Financial Services Group Pittsburgh, Pennsylvania $202B AUM 37.79% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
NA
NewEdge Advisors New Orleans, Louisiana $33.6B AUM 31.03% 1-Year Est. Return

Jane Street's ICU Position: Q2 2026 in Review

Jane Street reduced its SeaStar Medical (ICU) stake by 55% in Q2 2026, selling an estimated $58.3K and leaving 12,634 shares worth $46.4K. The position accounts for ﹤0.01% of the portfolio, ranked #10967.

Jane Street first reported a position in ICU in Q3 2023 and has held it in 6 quarters since. The position peaked at $104K in Q1 2026. 18 funds tracked by Wall St. Rank hold ICU as of Q2 2026.

  • Jane Street held 12,634 shares of SeaStar Medical worth $46.4K as of Q2 2026.
  • Jane Street sold 15,326 SeaStar Medical shares in Q2 2026, an estimated $58.3K.
  • SeaStar Medical made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #10967 holding.
  • Jane Street first reported a position in SeaStar Medical in Q3 2023 and has held it in 6 quarters since.
  • Jane Street's SeaStar Medical position peaked at $104K in Q1 2026.
  • 18 funds tracked by Wall St. Rank held SeaStar Medical as of Q2 2026.

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