As of November 6, 2026, BEST SPAC I Acquisition Corp. is a publicly traded company (Nasdaq: BSAA). Claudius Tsang, a 10% owner, reports holding 80%, a majority of its shares. No bankruptcy or receivership appears in its SEC Form 8-K filings (Schedule 13D, September 29, 2026).
Is this your company?
About to sign with, pay or invest in BEST SPAC I Acquisition Corp.? See the free Snapshot first.
Free to see. No signup.
Is BEST SPAC I Acquisition Corp. a real, registered company?
- BEST SPAC I Acquisition Corp. files with the SEC under CIK 2051587 (its SEC filings).
- Its shares are listed under the ticker BSAA on Nasdaq (also BSAAR, BSAAU) (SEC company record).
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under BEST SPAC I Acquisition Corp. in our court records and SEC 8-K records (as of 2026-11-06).
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Tsang Claudius (filed 2026-09-29).
Who are BEST SPAC I Acquisition Corp.'s owners and officers?
BEST SPAC I Acquisition Corp.: industry Services-Educational Services (Schedule 13G/A, 2026-09-29).
| Report | Holder | Share |
|---|---|---|
| Schedule 13G/A, 2026-09-29 | Yun Chen | 0% |
| Schedule 13D, 2026-09-29 | Tsang Claudius | 80% |
| Schedule 13G/A, 2026-08-13 | Mizuho Financial Group, Inc. | 0% |
| Schedule 13G/A, 2026-08-05 | W. R. Berkley Corporation | 0% |
| Schedule 13G/A, 2026-07-09 | Rivernorth Capital Management, LLC | 0% |
| Schedule 13G/A, 2026-06-04 | Wolverine Asset Management, LLC | 0% |
| Schedule 13G/A, 2026-05-22 | Feis Equities LLC | 0% |
| Schedule 13G/A, 2026-05-07 | W.R. Berkley Corporation | 7.3% |
| Schedule 13G, 2026-02-17 | Rivernorth Capital Management, LLC | 6.64% |
| Schedule 13G/A, 2026-02-02 | Feis Equities LLC | 9.99% |
| Schedule 13G/A, 2026-02-02 | Wolverine Asset Management, LLC | 8.73% |
| Schedule 13G/A, 2025-11-14 | Rivernorth Capital Management, LLC | 0% |
Questions about who owns BEST SPAC I Acquisition Corp.
Who owns BEST SPAC I Acquisition Corp.?
On this page, 2 holders' latest ownership filings report 5% or more of BEST SPAC I Acquisition Corp.: Tsang Claudius (80%, Schedule 13D, filed 2026-09-29) and W.R. Berkley Corporation (7.3%, Schedule 13G/A, filed 2026-05-07).
Who are the largest shareholders of BEST SPAC I Acquisition Corp.?
By the share each holder's latest filing reports, the largest holders of BEST SPAC I Acquisition Corp. on this page are Tsang Claudius (80%) and W.R. Berkley Corporation (7.3%).
When did Tsang Claudius buy into BEST SPAC I Acquisition Corp.?
The filings give report dates, not purchase dates. The earliest filing from Tsang Claudius on this page is the Schedule 13D, filed 2026-09-29, reporting 80%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 12 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Want the whole picture on BEST SPAC I Acquisition Corp.?
Example from a real report (our sample on Target): “The Q2 2026 earnings report, published August 19, 2026, showed adjusted EPS of $2.46 against an expected $2.33” Source: CNBC
A Full Report on BEST SPAC I Acquisition Corp.: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on BEST SPAC I Acquisition Corp. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
18 cited sources found
Plus the sections for what you are deciding, which you pick after ordering.
A real finished report, first screen. Opens in a new tab.
Which insiders own BEST SPAC I Acquisition Corp. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- BEST SPAC I (Holdings) Corp., a 10% owner: 277,000 shares (Form 4, 2025-06-18).
- , a 10% owner: 277,000 shares, held indirectly (the form names the holder only in its footnotes) (Form 3, 2026-09-29).
Shares only: the company's cover page does not give one share count for a single class, so no percentage is worked out.
How much has BEST SPAC I Acquisition Corp. raised?
Latest IPO step: BEST SPAC I Acquisition Corp. filed its final IPO prospectus, ticker BSAAU (424B4, 2025-06-13).
IPO filings: 424B4, 2025-06-13, S-1/A, 2025-05-27, S-1, 2025-03-28; ticker BSAAU on Nasdaq Capital Market.
Keep reading
More on BEST SPAC I Acquisition Corp. and the records around it.
BEST SPAC I Acquisition Corp. elsewhere on the record
- 5%+ stake filings Sep 2026
Companies that share a holder
- RIVERNORTH CAPITAL MANAGEMENT, LLC also filed stake reports on 23 other companies: FG Merger II Corp. (Oct 2026), YHN Acquisition I Ltd (Oct 2026), BLACKROCK MUNIYIELD QUALITY FUND III, INC. (Aug 2026)
- Feis Equities LLC also filed stake reports on 44 other companies: SPACCircle Acquisition Corp. (Oct 2026), Aperture AC (Oct 2026), Pine Tree Acquisition Corp. (Oct 2026)
- Mizuho Financial Group, Inc. also filed stake reports on 74 other companies: Aeon Acquisition I Corp. (Aug 2026), Alpex Acquisition Corp (Aug 2026), Aperture AC (Aug 2026)
Related pages
Filings, cases and notices link to their records. A not-found line names the records searched; it is not proof of absence.
Not for employment, credit, insurance or tenancy decisions.
Cite this page
https://mentionfox.com/who-owns/best-spac-i-acquisition