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BSAA

BEST SPAC I Acquisition Corp
BSAA

29 hedge funds and large institutions have $44.5M invested in BEST SPAC I Acquisition Corp in 2026 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 7 increasing their positions, 5 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more first-time investments, than exits

New positions opened: 2 | Existing positions closed: 1

40% more repeat investments, than reductions

Existing positions increased: 7 | Existing positions reduced: 5

4% more funds holding

Funds holding: 28 → 29 (+1)

1.02% more ownership

Funds ownership: 71.16% → 72.18% (+1%)

3% more capital invested

Capital invested by funds: $43.3M → $44.5M (+$1.16M)

Holders
29
Holders Change
+1
Holders Change %
+3.57%
% of All Funds
0.36%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
2
Increased
7
Reduced
5
Closed
1
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
WRBC
W.R. Berkley Corp
Connecticut
+$1.15M
2
Toronto Dominion Bank
Toronto Dominion Bank
Ontario, Canada
+$439K
3
QL
Quarry LP
New York
+$415K
4
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$47.7K
5
CS
Clear Street
New York
+$40K

Top Sellers

Rank Fund Capital Flow
1
MP
Mangrove Partners
Connecticut
-$1.66M
2
GCL
Glazer Capital LLC
New York
-$103K
3
WAM
Wolverine Asset Management
Illinois
-$75.5K
4
AA
AQR Arbitrage
Connecticut
-$43.2K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$9.21K
Name Holding Trade Value Shares
Change 		Change in
Stake
MSU
1
Mizuho Securities USA
New York
$5.4M – – –
WAM
2
Wolverine Asset Management
Illinois
$5.32M -$75.5K -7,407 -1%
WRBC
3
W.R. Berkley Corp
Connecticut
$4.48M +$1.15M +112,553 +35%
RCM
4
Rivernorth Capital Management
Florida
$4.1M – – –
Hudson Bay Capital Management
5
Hudson Bay Capital Management
Connecticut
$2.82M – – –
SCM
6
Shaolin Capital Management
Florida
$2.29M – – –
GCL
7
Glazer Capital LLC
New York
$1.98M -$103K -10,101 -5%
PAMP
8
Polar Asset Management Partners
Ontario, Canada
$1.9M +$1.02K +100 +0.1%
HCM
9
Heights Capital Management
California
$1.8M – – –
KIM
10
Karpus Investment Management
New York
$1.74M -$7.07K -694 -0.4%
RCM
11
Radcliffe Capital Management
Pennsylvania
$1.74M – – –
CS
12
Clear Street
New York
$1.7M +$40K +3,926 +2%
BFM
13
Boothbay Fund Management
New York
$1.67M – – –
MI
14
MMCAP International
Cayman Islands
$1.28M – – –
AA
15
AQR Arbitrage
Connecticut
$1.12M -$43.2K -4,234 -4%
AC
16
Aristeia Capital
Connecticut
$975K – – –
LGM
17
L1 Global Manager
$513K – – –
Toronto Dominion Bank
18
Toronto Dominion Bank
Ontario, Canada
$513K +$439K +43,100 +625%
WCMNY
19
Westchester Capital Management (New York)
New York
$511K – – –
MTCM
20
Mint Tower Capital Management
Netherlands
$462K – – –
QL
21
Quarry LP
New York
$417K +$415K +40,710 New
RC
22
RLH Capital
New York
$417K +$415K +40,710 New
BNP Paribas Financial Markets
23
BNP Paribas Financial Markets
France
$415K +$47.7K +4,680 +13%
DWM
24
Dakota Wealth Management
Florida
$381K – – –
CC
25
Centiva Capital
New York
$257K – – –
1
2

BSAA Hedge Fund Activity: Q1 2026 in Review

29 of the 8,150 institutional investors tracked by Wall St. Rank reported a position in BEST SPAC I Acquisition Corp (BSAA) for Q1 2026, worth a combined $44.5M — up 2.7% from $43.3M a quarter earlier.

Buyers outnumbered sellers: 2 funds opened new BSAA positions and 1 closed out — a net gain of 1 holder — while 7 added to existing stakes and 5 trimmed.

The largest buyer was W.R. Berkley Corp, adding an estimated $1.15M. The largest seller was Mangrove Partners, exiting entirely with an estimated $1.66M sold.

  • 29 institutional investors held BEST SPAC I Acquisition Corp (BSAA) as of Q1 2026, up from 28 in Q4 2025.
  • Funds reported $44.5M of BEST SPAC I Acquisition Corp stock for Q1 2026, up 2.7% quarter-over-quarter.
  • 2 funds opened new BEST SPAC I Acquisition Corp positions in Q1 2026 and 1 closed out, a net change of +1 holder.
  • The largest BEST SPAC I Acquisition Corp buyer in Q1 2026 was W.R. Berkley Corp, an estimated $1.15M added.
  • The largest BEST SPAC I Acquisition Corp seller in Q1 2026 was Mangrove Partners, an estimated $1.66M sold.

Based on aggregated 13F filings for Q1 2026.