Security Snapshot

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

CUSIP: G1069P137

13F Institutional Holders and Ownership History from Q2 2025 to Q1 2026

Latest Period

Q1 2026

Institutions Reporting

5

Shares (Excl. Options)

316,397

Price

$10.40

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Type / Class
Equity / Class A ordinary shares, no par value
Symbol
BSAAU on Nasdaq
Shares outstanding
5,997,370
Price per share
$10.45
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
316,397
Total reported value
$3,290,027
% of total 13F portfolios
0%
Share change
+1,666
Value change
+$17,314
Number of holders
5
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Key facts

  • BSAAU - BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value is tracked under CUSIP G1069P137.
  • 5 institutions reported positions in Q1 2026.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 5 to 5 between Q4 2025 and Q1 2026.
  • Reported value moved from $3,235,276 to $3,290,027.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 5 institutions filings for Q1 2026.

Open SEC Evidence

Security key

G1069P137

Latest holder period

Q1 2026

13F holders

5

13D/G owners

3

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
3
Security
BSAAU
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
WOLVERINE ASSET MANAGEMENT LLC 8.7% +32% $5,380,796 +$1,533,600 525,982 +40% Wolverine Asset Management, LLC 31 Dec 2025
MIZUHO FINANCIAL GROUP INC 8.8% $5,120,410 510,001 Mizuho Financial Group, Inc. 30 Jun 2025
BERKLEY W R CORP 7.3% $4,575,094 437,808 W.R. Berkley Corporation 31 Mar 2026

As of 31 Mar 2026, 5 institutional investors reported holding 316,397 shares of BEST SPAC I Acquisition Corp. - Class A ordinary shares, no par value (BSAAU). This represents 5.3% of the company’s total 5,997,370 outstanding shares.

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
4
Latest
Q1 2026
Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 316,397 $3,290,027 +$17,314 $10.40 5
2025 Q4 314,731 $3,235,276 -$5,993,810 $10.28 5
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
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