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.
Holders of 5% or more of BSAAU
Holders whose latest Schedule 13D or 13G filing reports 5% or more of BEST SPAC I Acquisition Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Mizuho Financial Group Inc | 13G | 8.80%510.0K shares | New | Aug 13, 20251 filing | Aug 13, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
8 Schedule 13D and 13G filings on BEST SPAC I Acquisition Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jun 4, 20261:23 PM ET | Wolverine Asset Management LLCand 3 others | 13G/A | 0.00%0 shares | −8.73 ppfrom 8.73%Below 5% | May 19, 2026 | SEC |
| Feb 2, 20264:40 PM ET | Wolverine Asset Management LLCand 3 others | 13G/A | 8.73%526.0K shares | +2.22 ppfrom 6.51% | Dec 31, 2025 | SEC |
| Feb 2, 20269:39 AM ET | Feis Equities LLCand 1 other | 13G/A | 9.99%602.3K shares | +2.60 ppfrom 7.39% | Dec 31, 2025 | SEC |
| Nov 14, 202512:52 PM ET | Rivernorth Capital Management, LLC | 13G/A | 0.00%0 shares | −7.27 ppfrom 7.27%Below 5% | Sep 30, 2025 | SEC |
| Aug 14, 202512:44 PM ET | Rivernorth Capital Management, LLC | 13G | 7.27%400.0K shares | New | Jun 30, 2025 | SEC |
| Aug 13, 20256:34 AM ET | Mizuho Financial Group Inc | 13G | 8.80%510.0K shares | New | Jun 30, 2025 | SEC |
| Jul 17, 202511:28 AM ET | Feis Equities LLCand 1 other | 13G | 7.39%406.3K shares | New | Jul 14, 2025 | SEC |
| Jul 11, 202512:06 PM ET | Wolverine Asset Management LLCand 4 others | 13G | 6.51%376.1K shares | New | Jun 30, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell BEST SPAC I Acquisition Corp. shares.
No Form 144 notices for BEST SPAC I Acquisition Corp. are on file.