Latest Period
Q1 2026
Security Snapshot
BEST SPAC I Acquisition Corp. - Common (BSAA) Institutional Ownership
CUSIP: G1069P103
13F Institutional Holders and Ownership History from Q3 2025 to Q1 2026
Institutions Reporting
29
Shares (Excl. Options)
4,348,667
Price
$10.26
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- Type / Class
- Equity / Common
- Symbol
- BSAA on Nasdaq
- Shares outstanding
- 6,024,096
- Price per share
- $10.26
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 4,348,667
- Total reported value
- $44,505,121
- % of total 13F portfolios
- 0%
- Share change
- +16,200
- Value change
- +$184,903
- Number of holders
- 29
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- BSAA - BEST SPAC I Acquisition Corp. - Common is tracked under CUSIP G1069P103.
- 29 institutions reported positions in Q1 2026.
- 3 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 28 to 29 between Q4 2025 and Q1 2026.
- Reported value moved from $43,348,861 to $44,505,121.
Why This Matters
- 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.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 29 institutions filings for Q1 2026.
Investment Quick Answers
What is CUSIP G1069P103?
CUSIP G1069P103 identifies BSAA - BEST SPAC I Acquisition Corp. - Common in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q1 2026 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G1069P103:
Significant Owners of BEST SPAC I Acquisition Corp. - Common (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 | ||||
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 6.6% | $4,064,000 | 400,000 | RIVERNORTH CAPITAL MANAGEMENT, LLC | 31 Dec 2025 | |||
| BERKLEY W R CORP | 5% | $2,980,336 | 298,583 | W. R. Berkley Corporation | 30 Sep 2025 |
As of 31 Mar 2026, 29 institutional investors reported holding 4,348,667 shares of BEST SPAC I Acquisition Corp. - Common (BSAA). This represents 72% of the company’s total 6,024,096 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of BEST SPAC I Acquisition Corp. - Common (BSAA) together control 72% 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 | 8.9% | 533,699 | 0% | 0.13% | $5,401,034 |
| WOLVERINE ASSET MANAGEMENT LLC | 8.6% | 518,575 | -1.4% | 0.08% | $5,320,580 |
| BERKLEY W R CORP | 7.3% | 437,808 | +35% | 0.24% | $4,483,154 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 6.6% | 400,000 | 0% | 0.21% | $4,104,000 |
| Hudson Bay Capital Management LP | 4.6% | 275,000 | 0% | 0.02% | $2,821,500 |
| Shaolin Capital Management LLC | 3.7% | 223,317 | 0% | 0.19% | $2,291,232 |
| GLAZER CAPITAL, LLC | 3.2% | 193,207 | -5% | 0.04% | $1,975,000 |
| Polar Asset Management Partners Inc. | 3.1% | 185,100 | +0.05% | 0.05% | $1,899,126 |
| HEIGHTS CAPITAL MANAGEMENT, INC | 2.9% | 175,000 | 0% | 0.5% | $1,795,500 |
| Karpus Management, Inc. | 2.8% | 170,501 | -0.41% | 0.05% | $1,742,520 |
| Radcliffe Capital Management, L.P. | 2.8% | 170,000 | 0% | 0.13% | $1,740,800 |
| Clear Street Group Inc. | 2.8% | 165,856 | +2.4% | 0.01% | $1,701,683 |
| BOOTHBAY FUND MANAGEMENT, LLC | 2.7% | 162,500 | 0% | 0.04% | $1,667,250 |
| MMCAP International Inc. SPC | 2.1% | 125,000 | 0% | 0.11% | $1,282,500 |
| AQR Arbitrage LLC | 1.8% | 109,800 | -3.7% | 0.02% | $1,122,156 |
| ARISTEIA CAPITAL, L.L.C. | 1.6% | 95,000 | 0% | 0.02% | $974,700 |
| TORONTO DOMINION BANK | 0.83% | 50,000 | +625% | 0% | $513,000 |
| L1 Global Manager Pty Ltd | 0.83% | 50,000 | 0% | 0.41% | $513,000 |
| Westchester Capital Management, LLC | 0.83% | 50,000 | 0% | 0.02% | $511,000 |
| Mint Tower Capital Management B.V. | 0.75% | 45,000 | 0% | 0.04% | $462,000 |
| RLH Capital LLC | 0.68% | 40,710 | 0% | 0.21% | $416,870 |
| Quarry LP | 0.68% | 40,710 | 0.08% | $416,870 | |
| BNP PARIBAS FINANCIAL MARKETS | 0.67% | 40,646 | 0% | 0% | $415,402 |
| Dakota Wealth Management | 0.62% | 37,250 | 0% | 0.01% | $380,695 |
| Centiva Capital, LP | 0.42% | 25,000 | 0% | 0.01% | $256,500 |