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BSAAU

BEST SPAC I Acquisition Corp Unit
BSAAU

13 hedge funds and large institutions have $10.8M invested in BEST SPAC I Acquisition Corp Unit in 2025 Q3 according to their latest regulatory filings, with 1 funds opening new positions, 1 increasing their positions, 4 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

62% less funds holding

Funds holding: 34 → 13 (-21)

65.75% less ownership

Funds ownership: 84.22% → 18.48% (-66%)

75% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 4

78% less capital invested

Capital invested by funds: $48.8M → $10.8M (-$38M)

95% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 22

Holders
13
Holders Change
-21
Holders Change %
-61.76%
% of All Funds
0.17%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
1
Increased
1
Reduced
4
Closed
22
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$221K
2
HF
HRT Financial
New York
+$41.6K

Top Sellers

Rank Fund Capital Flow
1
MSU
Mizuho Securities USA
New York
-$5.1M
2
RCM
Rivernorth Capital Management
Florida
-$4.02M
3
WAM
Wolverine Asset Management
Illinois
-$3.78M
4
Hudson Bay Capital Management
Hudson Bay Capital Management
Connecticut
-$2.76M
5
MP
Mangrove Partners
Connecticut
-$2.72M
Name Holding Trade Value Shares
Change 		Change in
Stake
HCM
1
Heights Capital Management
California
$1.78M – – –
ASM
2
ATW SPAC Management
New York
$1.65M – – –
BFM
3
Boothbay Fund Management
New York
$1.65M – – –
CS
4
Clear Street
New York
$1.21M -$2.06M -203,657 -63%
ACM
5
ADAR1 Capital Management
Texas
$1.02M – – –
AC
6
Aristeia Capital
Connecticut
$965K – – –
MC
7
Meteora Capital
Florida
$794K -$214K -21,164 -21%
Citadel Advisors
8
Citadel Advisors
Florida
$566K -$2.12K -210 -0.4%
WCMNY
9
Westchester Capital Management (New York)
New York
$508K – – –
HF
10
HRT Financial
New York
$294K +$41.6K +4,117 +17%
Susquehanna International Group
11
Susquehanna International Group
Pennsylvania
$222K +$221K +21,849 New
PCM
12
PenderFund Capital Management
British Columbia, Canada
$188K – – –
UBS Group
13
UBS Group
Switzerland
$4.84K -$37.7K -3,728 -89%
MSU
14
Mizuho Securities USA
New York
– -$5.1M -510,001 Closed
RCM
15
Rivernorth Capital Management
Florida
– -$4.02M -400,000 Closed
WAM
16
Wolverine Asset Management
Illinois
– -$3.78M -376,070 Closed
Hudson Bay Capital Management
17
Hudson Bay Capital Management
Connecticut
– -$2.76M -275,000 Closed
MP
18
Mangrove Partners
Connecticut
– -$2.72M -270,848 Closed
VF
19
Virtu Financial
New York
– -$2.16M -214,842 Closed
PAMP
20
Polar Asset Management Partners
Ontario, Canada
– -$1.86M -185,000 Closed
RCM
21
Radcliffe Capital Management
Pennsylvania
– -$1.71M -170,000 Closed
AA
22
AQR Arbitrage
Connecticut
– -$1.51M -150,000 Closed
DAM
23
Decagon Asset Management
United Kingdom
– -$1.51M -150,000 Closed
GCL
24
Glazer Capital LLC
New York
– -$1.51M -150,000 Closed
HCM
25
Highbridge Capital Management
New York
– -$1.51M -150,000 Closed
1
2

BSAAU Hedge Fund Activity: Q3 2025 in Review

13 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in BEST SPAC I Acquisition Corp Unit (BSAAU) for Q3 2025, worth a combined $10.8M — down 78% from $48.8M a quarter earlier.

Sellers outnumbered buyers: 22 funds closed out of BSAAU and 1 opened new positions — a net loss of 21 holders — while 4 trimmed existing stakes and 1 added.

The largest buyer was Susquehanna International Group, opening a new position worth an estimated $221K. The largest seller was Mizuho Securities USA, exiting entirely with an estimated $5.1M sold.

  • 13 institutional investors held BEST SPAC I Acquisition Corp Unit (BSAAU) as of Q3 2025, down from 34 in Q2 2025.
  • Funds reported $10.8M of BEST SPAC I Acquisition Corp Unit stock for Q3 2025, down 78% quarter-over-quarter.
  • 1 fund opened new BEST SPAC I Acquisition Corp Unit positions in Q3 2025 and 22 closed out, a net change of -21 holders.
  • The largest BEST SPAC I Acquisition Corp Unit buyer in Q3 2025 was Susquehanna International Group, an estimated $221K added.
  • The largest BEST SPAC I Acquisition Corp Unit seller in Q3 2025 was Mizuho Securities USA, an estimated $5.1M sold.

Based on aggregated 13F filings for Q3 2025.