BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAA) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2025 to Q4 2025

Type / Class
Equity / Class A ordinary shares, no par value
Symbol
BSAA on Nasdaq
Shares outstanding
5,971,660
Price per share
$10.10
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
3,505,372
Total reported value
$35,147,655
% of total 13F portfolios
0%
Share change
+3,269,244
Value change
+$32,774,928
Number of holders
19
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAA) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BEST SPAC I (Holdings) Corp. 22% 1,652,000 BEST SPAC I (Holdings) Corp. 30 Jul 2025
BERKLEY W R CORP 5% $2,980,336 298,583 W. R. Berkley Corporation 30 Sep 2025

As of 30 Sep 2025, 19 institutional investors reported holding 3,505,372 shares of BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAA). This represents 59% of the company’s total 5,971,660 outstanding shares.

Top 19 Institutional Shareholders

The largest institutional shareholders of BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAA) together control 59% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
MIZUHO SECURITIES USA LLC 9.1% 542,000 0.11% $5,367,568
RIVERNORTH CAPITAL MANAGEMENT, LLC 6.7% 400,000 0.23% $4,016,000
WOLVERINE ASSET MANAGEMENT LLC 6.3% 376,370 0.06% $3,786,282
BERKLEY W R CORP 5% 298,583 0.19% $2,997,773
Hudson Bay Capital Management LP 4.6% 275,000 0.02% $2,766,500
MANGROVE PARTNERS IM, LLC 4.5% 270,848 0.2% $2,722,022
Clear Street Group Inc. 3.4% 200,162 0% 0.01% $2,011,628
Shaolin Capital Management LLC 3.4% 200,110 0.1% $2,011,106
Polar Asset Management Partners Inc. 3.1% 185,000 0.04% $1,859,250
Radcliffe Capital Management, L.P. 2.8% 170,000 0.11% $1,708,500
GLAZER CAPITAL, LLC 2.5% 149,172 0.05% $1,498,000
MMCAP International Inc. SPC 2.1% 125,000 0.15% $1,256,250
AQR Arbitrage LLC 1.9% 114,034 0.03% $1,147,182
Karpus Management, Inc. 1.1% 64,695 0.02% $649,538
Mint Tower Capital Management B.V. 0.75% 45,000 0.06% $452,000
BNP PARIBAS FINANCIAL MARKETS 0.6% 35,966 0% 0% $361,099
Dakota Wealth Management 0.48% 28,400 0.01% $285,136
Centiva Capital, LP 0.42% 25,000 0.02% $251,500
UBS Group AG 0% 32 0% $321

Institutional Holders of BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAA) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 37,250 $376,225 +$89,385 $10.10 1
2025 Q3 3,505,372 $35,147,655 +$32,774,928 $10.05 19