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SeaStar Medical
ICU

44 hedge funds and large institutions have $90.2M invested in SeaStar Medical in 2021 Q4 according to their latest regulatory filings, with 10 funds opening new positions, 8 increasing their positions, 6 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

150% more first-time investments, than exits

New positions opened: 10 | Existing positions closed: 4

33% more repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 6

16% more funds holding

Funds holding: 38 → 44 (+6)

0.04% more ownership

Funds ownership: 0.31% → 0.34% (+0.04%)

2% less capital invested

Capital invested by funds: $91.8M → $90.2M (-$1.56M)

Holders
44
Holders Change
+6
Holders Change %
+15.79%
% of All Funds
0.68%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
8
Reduced
6
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Walleye Capital
Walleye Capital
New York
+$1.83M
2
LA
Linden Advisors
New York
+$1.49M
3
PC
Periscope Capital
Ontario, Canada
+$1.44M
4
KIM
Karpus Investment Management
New York
+$1.33M
5
Walleye Trading
Walleye Trading
New York
+$1.22M

Top Sellers

Rank Fund Capital Flow
1
WAM
Wolverine Asset Management
Illinois
-$965K
2
KKRC
Kohlberg Kravis Roberts & Co
New York
-$493K
3
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$358K
4
CCA
Cruiser Capital Advisors
Connecticut
-$326K
5
AIMCA
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
-$301K
Name Holding Trade Value Shares
Change 		Change in
Stake
KIM
1
Karpus Investment Management
New York
$15.5M +$1.33M +531 +9%
SCM
2
Saba Capital Management
New York
$9.76M – – –
Hudson Bay Capital Management
3
Hudson Bay Capital Management
Connecticut
$7.53M – – –
WRBC
4
W.R. Berkley Corp
Connecticut
$4.58M – – –
PC
5
Periscope Capital
Ontario, Canada
$4.46M +$1.44M +576 +48%
HSBC Holdings
6
HSBC Holdings
United Kingdom
$4.2M +$1.1M +440 +36%
CH
7
CVI Holdings
Delaware
$4.02M – – –
PAMP
8
Polar Asset Management Partners
Ontario, Canada
$4.02M – – –
BFM
9
Boothbay Fund Management
New York
$3.61M – – –
ASM
10
ATW SPAC Management
New York
$3.52M – – –
MSU
11
Mizuho Securities USA
New York
$3.01M -$178K -71 -5%
RCM
12
Radcliffe Capital Management
Pennsylvania
$2.51M – – –
AC
13
Ayrton Capital
Connecticut
$2.51M +$2.5M +1,000 New
D.E. Shaw & Co
14
D.E. Shaw & Co
New York
$2.25M -$358K -143 -14%
Goldman Sachs
15
Goldman Sachs
New York
$2.12M – – –
Walleye Capital
16
Walleye Capital
New York
$1.84M +$1.83M +732 New
LP
17
LMR Partners
United Kingdom
$1.76M – – –
RCM
18
Rivernorth Capital Management
Florida
$1.51M – – –
LA
19
Linden Advisors
New York
$1.49M +$1.49M +596 New
Walleye Trading
20
Walleye Trading
New York
$1.23M +$1.22M +488 New
Millennium Management
21
Millennium Management
New York
$1.03M -$118K -47 -10%
DWM
22
Dakota Wealth Management
Florida
$738K +$255K +102 +53%
Citadel Advisors
23
Citadel Advisors
Florida
$652K -$22.5K -9 -3%
GCIA
24
Gabelli & Co Investment Advisers
New York
$618K – – –
GF
25
Gabelli Funds
New York
$613K – – –
1
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ICU Hedge Fund Activity: Q4 2021 in Review

44 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in SeaStar Medical (ICU) for Q4 2021, worth a combined $90.2M — down 1.7% from $91.8M a quarter earlier.

Buyers outnumbered sellers: 10 funds opened new ICU positions and 4 closed out — a net gain of 6 holders — while 8 added to existing stakes and 6 trimmed.

The largest buyer was Walleye Capital, opening a new position worth an estimated $1.83M. The largest seller was Wolverine Asset Management, exiting entirely with an estimated $965K sold.

  • 44 institutional investors held SeaStar Medical (ICU) as of Q4 2021, up from 38 in Q3 2021.
  • Funds reported $90.2M of SeaStar Medical stock for Q4 2021, down 1.7% quarter-over-quarter.
  • 10 funds opened new SeaStar Medical positions in Q4 2021 and 4 closed out, a net change of +6 holders.
  • The largest SeaStar Medical buyer in Q4 2021 was Walleye Capital, an estimated $1.83M added.
  • The largest SeaStar Medical seller in Q4 2021 was Wolverine Asset Management, an estimated $965K sold.

Based on aggregated 13F filings for Q4 2021.