BEST SPAC I Acquisition Corp. - Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share (BSAAU) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2025 to Q3 2025

Type / Class
Equity / Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share
Symbol
BSAAU on Nasdaq
Shares outstanding
5,502,063
Price per share
$10.23
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
1,242,340
Total reported value
$12,621,342
% of total 13F portfolios
0%
Share change
-3,594,589
Value change
-$36,069,472
Number of holders
14
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of BEST SPAC I Acquisition Corp. - Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share (BSAAU) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
MIZUHO FINANCIAL GROUP INC 8.8% $5,120,410 510,001 Mizuho Financial Group, Inc. 30 Jun 2025
Feis Equities LLC 7.4% $4,071,096 406,297 Feis Equities LLC 14 Jul 2025
WOLVERINE ASSET MANAGEMENT LLC 6.5% 376,070 WOLVERINE ASSET MANAGEMENT LLC 30 Jun 2025

As of 30 Sep 2025, 14 institutional investors reported holding 1,242,340 shares of BEST SPAC I Acquisition Corp. - Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share (BSAAU). This represents 23% of the company’s total 5,502,063 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of BEST SPAC I Acquisition Corp. - Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share (BSAAU) together control 23% 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
HEIGHTS CAPITAL MANAGEMENT, INC 3.2% 175,000 0% 0.57% $1,778,000
HEIGHTS CAPITAL MANAGEMENT, INC 3.2% 175,000 0% 0.57% $1,778,000
BOOTHBAY FUND MANAGEMENT, LLC 3% 162,500 0% 0.04% $1,651,000
ATW SPAC MANAGEMENT LLC 3% 162,500 0% 2.1% $1,651,000
Clear Street Group Inc. 2.2% 118,606 0% 0.01% $1,205,037
ADAR1 Capital Management, LLC 1.8% 100,000 0% 0.1% $1,016,000
ARISTEIA CAPITAL, L.L.C. 1.7% 95,000 0% 0.03% $965,200
METEORA CAPITAL, LLC 1.4% 78,154 -21% 0.08% $794,045
CITADEL ADVISORS LLC 1% 55,736 -0.38% 0% $566,278
Westchester Capital Management, LLC 0.91% 50,000 0% 0.03% $508,000
HRT FINANCIAL LP 0.53% 29,019 +17% 0% $294,000
SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.4% 21,849 0% $221,986
PenderFund Capital Management Ltd. 0.34% 18,500 0% 0.03% $187,960
UBS Group AG 0.01% 476 -89% 0% $4,836
Virtu Financial LLC 0% 0 -100% $0
MANGROVE PARTNERS IM, LLC 0% 0 -100% $0
JANE STREET GROUP, LLC 0% 0 -100% $0
Centiva Capital, LP 0% 0 -100% $0
Shaolin Capital Management LLC 0% 0 -100% $0
Decagon Asset Management LLP 0% 0 -100% $0
Polar Asset Management Partners Inc. 0% 0 -100% $0
MIZUHO SECURITIES USA LLC 0% 0 -100% $0
Hudson Bay Capital Management LP 0% 0 -100% $0
WOLVERINE ASSET MANAGEMENT LLC 0% 0 -100% $0
HIGHBRIDGE CAPITAL MANAGEMENT LLC 0% 0 -100% $0

Institutional Holders of BEST SPAC I Acquisition Corp. - Units, each consisting of one Class A ordinary share, with no par value, and one right to receive one-tenth of one Class A ordinary share (BSAAU) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q3 1,242,340 $12,621,342 -$36,069,472 $10.16 14
2025 Q2 4,865,586 $48,830,254 +$43,730,244 $10.04 34