13FBOX
SEASTAR MEDICAL HOLDING CORP · 13F Institutional Holdings
Options Calculator Rankings
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SEASTAR MEDICAL HOLDING CORP

ICU
Institutions
33
Combined AUM (Q2 2026)
$600,840
Combined Shares (Q2 2026)
1.3M
Overall Trend
Increase
All institutions combined
Basis: holder count and combined value / shares merge all share classes of the same company (e.g. Class A / C); each institution is counted once, and value & shares are the sum across classes.
📥 Inflow (Q1 2026→Q2 2026)
+160,696
12 institutions added · 8 new buys
Est. buy amount
📤 Outflow (Q1 2026→Q2 2026)
-23,450
7 institutions reduced · 2 exits
Est. sell amount
⚖️ Net Share Change
+137,246
Net Buy
💰 Est. Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$600,840
Institutions
33
New Buys
8
Adds
4
Reduces
5
Exits
2
Unchanged
16
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#11$182,01049,593$206,99155,642-6,049-10.87%Reduce
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#17$121,44433,091$107,10328,791+4,300+14.94%Add
UBS Group AG
<0.01%<0.01%#8$115,24532,199$2,9711,510+30,689+2,032.38%Add
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#9$50,25013,692$50,93413,69200.00%Unchanged
JANE STREET GROUP, LLC
<0.01%<0.01%#16$46,36712,634$104,01127,960-15,326-54.81%Reduce
NORTHERN TRUST CORP
<0.01%#15$38,17510,402$00+10,402New Buy
PNC FINANCIAL SERVICES GROUP, INC.
<0.01%<0.01%#12$18,1414,943$6,5031,748+3,195+182.78%Add
Tower Research Capital LLC (TRC)
<0.01%<0.01%#2$4,9771,356$5,1891,395-39-2.80%Reduce
BOOTHBAY FUND MANAGEMENT, LLC
<0.01%0.01%#4$4,243245,200$912,144245,20000.00%Unchanged
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#26$3,657211,381$6,088211,38100.00%Unchanged
LINDEN ADVISORS LP
<0.01%<0.01%#7$3,511218,073$5,953218,07300.00%Unchanged
BlackRock, Inc.
<0.01%<0.01%#30$3,351913$3,39691300.00%Unchanged
LMR Partners LLP
<0.01%<0.01%#14$2,163125,000$3,600125,00000.00%Unchanged
Clear Street Group Inc.
<0.01%<0.01%#19$80846,690$1,33946,490+200+0.43%Add
OSAIC HOLDINGS, INC.
<0.01%<0.01%#25$714195$854230-35-15.22%Reduce
Virtu Financial LLC
<0.01%#6$69840,316$00+40,316New Buy
TENOR CAPITAL MANAGEMENT Co., L.P.
<0.01%<0.01%#10$69240,000$1,15240,00000.00%Unchanged
NewEdge Advisors, LLC
<0.01%<0.01%#20$647176$65517600.00%Unchanged
EQUITEC PROPRIETARY MARKETS, LLC
<0.01%<0.01%#3$61835,700$1,02835,70000.00%Unchanged
Vanguard Global Advisers, LLC
<0.01%<0.01%#27$606165$61416500.00%Unchanged
Cruiser Capital Advisors, LLC
<0.01%<0.01%#1$56232,473$93532,47300.00%Unchanged
SUSQUEHANNA INTERNATIONAL GROUP, LLP
<0.01%#31$53936,179$00+36,179New Buy
TWO SIGMA SECURITIES, LLC
<0.01%#5$42124,322$00+24,322New Buy
MILLENNIUM MANAGEMENT LLC
<0.01%<0.01%#29$38922,500$64822,50000.00%Unchanged
StoneX Group Inc.
<0.01%#13$20811,086$00+11,086New Buy
WOLVERINE ASSET MANAGEMENT LLC
<0.01%<0.01%#22$19211,081$35412,281-1,200-9.77%Reduce
TD Waterhouse Canada Inc.
<0.01%<0.01%#28$10622$782200.00%Unchanged
SBI Securities Co., Ltd.
<0.01%<0.01%#23$5114$521400.00%Unchanged
SOA Wealth Advisors, LLC.
<0.01%<0.01%#21$226$22600.00%Unchanged
BARCLAYS PLC
<0.01%#33$154$00+4New Buy
HighMark Wealth Management LLC
<0.01%<0.01%#18$72$7200.00%Unchanged
Caitong International Asset Management Co., Ltd
<0.01%#24$72$00+2New Buy
MERCER GLOBAL ADVISORS INC /ADV
<0.01%#32$41$00+1New Buy

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow