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HSPOU

Horizon Space Acquisition I Corp Unit
HSPOU

Delisted

HSPOU was delisted on the 11th of December, 2025.

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9 hedge funds and large institutions have $8.35M invested in Horizon Space Acquisition I Corp Unit in 2023 Q1 according to their latest regulatory filings, with 1 funds opening new positions, 1 increasing their positions, 3 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

67% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 3

68.55% less ownership

Funds ownership: 79.53% → 10.98% (-69%)

70% less funds holding

Funds holding: 30 → 9 (-21)

84% less capital invested

Capital invested by funds: $51M → $8.35M (-$42.6M)

95% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 22

Holders
9
Holders Change
-21
Holders Change %
-70%
% of All Funds
0.14%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
1
Reduced
3
Closed
22
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
CS
Clear Street
New York
+$201K
2
Walleye Capital
Walleye Capital
New York
+$116K

Top Sellers

Rank Fund Capital Flow
1
CCA
Castle Creek Arbitrage
Colorado
-$4.53M
2
Hudson Bay Capital Management
Hudson Bay Capital Management
Connecticut
-$4.29M
3
PAMP
Polar Asset Management Partners
Ontario, Canada
-$2.78M
4
AA
AQR Arbitrage
Connecticut
-$2.52M
5
WAM
Weiss Asset Management
Massachusetts
-$2.52M
Name Holding Trade Value Shares
Change 		Change in
Stake
YCM
1
Yakira Capital Management
Connecticut
$2.61M – – –
RCM
2
Rivernorth Capital Management
Florida
$2.24M – – –
LP
3
LMR Partners
United Kingdom
$1.04M – – –
Walleye Capital
4
Walleye Capital
New York
$786K +$116K +11,322 +18%
GCIA
5
Gabelli & Co Investment Advisers
New York
$707K – – –
BI
6
Bulldog Investors
New Jersey
$622K -$4.4K -429 -0.7%
CS
7
Clear Street
New York
$205K +$201K +19,620 New
MC
8
Meteora Capital
Florida
$127K -$2.31M -224,999 -95%
UBS Group
9
UBS Group
Switzerland
$11.5K -$76K -7,399 -87%
CCA
10
Castle Creek Arbitrage
Colorado
– -$4.53M -448,680 Closed
Hudson Bay Capital Management
11
Hudson Bay Capital Management
Connecticut
– -$4.29M -425,000 Closed
PAMP
12
Polar Asset Management Partners
Ontario, Canada
– -$2.78M -275,000 Closed
AA
13
AQR Arbitrage
Connecticut
– -$2.52M -250,000 Closed
GCL
14
Glazer Capital LLC
New York
– -$2.52M -250,000 Closed
MSU
15
Mizuho Securities USA
New York
– -$2.5M -250,000 Closed
OCM
16
Oaktree Capital Management
California
– -$2.52M -250,000 Closed
WAM
17
Weiss Asset Management
Massachusetts
– -$2.52M -250,000 Closed
WAM
18
Wolverine Asset Management
Illinois
– -$2.15M -213,311 Closed
SFM
19
Spartan Fund Management
Canada
– -$2.02M -200,000 Closed
SCM
20
Shaolin Capital Management
Florida
– -$1.84M -181,800 Closed
PC
21
Periscope Capital
Ontario, Canada
– -$1.77M -175,000 Closed
ETH
22
Exos TFP Holdings
New York
– -$1.76M -174,203 Closed
Two Sigma Investments
23
Two Sigma Investments
New York
– -$1.51M -150,000 Closed
RCM
24
Radcliffe Capital Management
Pennsylvania
– -$1.26M -125,000 Closed
MP
25
Mangrove Partners
Connecticut
– -$1.01M -100,000 Closed
1
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HSPOU Hedge Fund Activity: Q1 2023 in Review

9 of the 6,275 institutional investors tracked by Wall St. Rank reported a position in Horizon Space Acquisition I Corp Unit (HSPOU) for Q1 2023, worth a combined $8.35M — down 84% from $51M a quarter earlier.

Sellers outnumbered buyers: 22 funds closed out of HSPOU and 1 opened new positions — a net loss of 21 holders — while 3 trimmed existing stakes and 1 added.

The largest buyer was Clear Street, opening a new position worth an estimated $201K. The largest seller was Castle Creek Arbitrage, exiting entirely with an estimated $4.53M sold.

  • 9 institutional investors held Horizon Space Acquisition I Corp Unit (HSPOU) as of Q1 2023, down from 30 in Q4 2022.
  • Funds reported $8.35M of Horizon Space Acquisition I Corp Unit stock for Q1 2023, down 84% quarter-over-quarter.
  • 1 fund opened new Horizon Space Acquisition I Corp Unit positions in Q1 2023 and 22 closed out, a net change of -21 holders.
  • The largest Horizon Space Acquisition I Corp Unit buyer in Q1 2023 was Clear Street, an estimated $201K added.
  • The largest Horizon Space Acquisition I Corp Unit seller in Q1 2023 was Castle Creek Arbitrage, an estimated $4.53M sold.

Based on aggregated 13F filings for Q1 2023.