BEST SPAC I Acquisition Corp.
BSAAU- Exchange
- Nasdaq
- Industry
- Services-Educational Services
- SEC CIK
- 0002051587
No open-market purchases or sales by BEST SPAC I Acquisition Corp. insiders were filed in the last 90 days; 3 institutions reported holding it in 13F filings for Q2 2026, worth $374.6K in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in BEST SPAC I Acquisition Corp. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 13
- −20 vs. Q2 2025
- Shares held
- 1.07M
- −3.48M (−76.5%) vs. Q2 2025
- Total value
- $10.8M
- −$34.8M (−76.2%) vs. Q2 2025
- New holders
- 2
- 1 more added
- Sold out
- 22
- 3 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting BSAAU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 3 | $374.6K |
| Q1 2026 | 5 | $3.29M |
| Q4 2025 | 5 | $3.24M |
| Q3 2025 | 13 | $10.8M |
| Q2 2025 | 34 | $48.8M |
| Q1 2025 | 0 | $0 |
| Q4 2024 | 0 | $0 |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding BEST SPAC I Acquisition Corp.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Heights Capital Management, Inc | 175,000 | $1.78M | 0.57% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 162,500 | $1.65M | 0.04% | 00.0% | Unchanged |
| Atw Spac Management LLC | 162,500 | $1.65M | 2.08% | 00.0% | Unchanged |
| Clear Street Group Inc. | 118,606 | $1.21M | 0.01% | +118,606 | New |
| ADAR1 Capital Management, LLC | 100,000 | $1.02M | 0.10% | 00.0% | Unchanged |
| Aristeia Capital LLC | 95,000 | $965.2K | 0.03% | 00.0% | Unchanged |
| Meteora Capital, LLC | 78,154 | $794.0K | 0.08% | −21,164−21.3% | Reduced |
| Citadel Advisors LLC | 55,736 | $566.3K | 0.00% | −210−0.4% | Reduced |
| Westchester Capital Management, LLC | 50,000 | $508.0K | 0.03% | 00.0% | Unchanged |
| HRT Financial LP | 29,019 | $294.0K | 0.00% | +4,117+16.5% | Added |
| Susquehanna International Group, LLP | 21,849 | $222.0K | 0.00% | +21,849 | New |
| PenderFund Capital Management Ltd. | 18,500 | $188.0K | 0.03% | 00.0% | Unchanged |
| UBS Group AG | 476 | $4.84K | 0.00% | −3,728−88.7% | Reduced |
| Mizuho Securities USA LLC | 0 | $0 | 0.00% | −510,001−100.0% | Sold out |
| Rivernorth Capital Management, LLC | 0 | $0 | 0.00% | −400,000−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −376,070−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −275,000−100.0% | Sold out |
| Mangrove Partners | 0 | $0 | 0.00% | −270,848−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −214,842−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −185,000−100.0% | Sold out |
| Radcliffe Capital Management, L.P. | 0 | $0 | 0.00% | −170,000−100.0% | Sold out |
| Highbridge Capital Management LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Glazer Capital, LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| CNH Partners LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Decagon Asset Management LLP | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| MMCAP International Inc. SPC | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| StoneX Group Inc. | 0 | $0 | 0.00% | −107,500−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −70,000−100.0% | Sold out |
| Bulldog Investors, LLP | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Shaolin Capital Management LLC | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Crossingbridge Advisors, LLC | 0 | $0 | 0.00% | −48,776−100.0% | Sold out |
| Mint Tower Capital Management B.V. | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −12,416−100.0% | Sold out |
| Clear Street LLC | – | – | – | – | Not filed |