Black Spade Acquisition III Co (BIII) Corporate Subsidiaries
Black Spade Acquisition III Co (BIII) is a publicly traded company on the NYSE, categorized under SIC 4899 (Communications Services, NEC). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: BIII
CIK: 2087087
Exchange: NYSE
SIC 4899: Communications Services, NEC
Fiscal Year End: 12/31
State: K3
Independent PCAOB Auditor
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Audit Firm
WithumSmith+Brown, PC
Auditor SinceSince 9/5/2025 12:00:00 AM
Lead Engagement PartnerMichael Tenny
Audit LocationNew York, New York, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| F-4 | 2026-10-15 | — | REGISTRATION STATEMENT | 0001213900-26-109899 | View SEC Doc Filr Page |
| DRS | 2026-09-11 | — | DRS Filing | 0001213900-26-099367 | View SEC Doc Filr Page |
| 425 | 2026-09-01 | — | 425 | 0001104659-26-104338 | View SEC Doc Filr Page |
| 425 | 2026-08-27 | — | 425 | 0001104659-26-102032 | View SEC Doc Filr Page |
| 8-K | 2026-08-27 | 2026-08-27 | FORM 8-K | 0001104659-26-102023 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-08-25 | — | SCHEDULE 13G Filing | 0001104659-26-100536 | View SEC Doc Filr Page |
| 10-Q | 2026-08-11 | 2026-06-30 | 10-Q | 0001104659-26-093554 | View SEC Doc Filr Page |
| SCHEDULE 13G/A | 2026-05-15 | — | SCHEDULE 13G/A Filing | 0001767393-26-000007 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-05-14 | — | SCHEDULE 13G Filing | 0001172661-26-001873 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-05-13 | — | SCHEDULE 13G Filing | 0001104659-26-059869 | View SEC Doc Filr Page |
| 10-Q | 2026-05-12 | 2026-03-31 | 10-Q | 0001104659-26-059361 | View SEC Doc Filr Page |
| 10-K | 2026-03-06 | 2025-12-31 | 10-K | 0001104659-26-024679 | View SEC Doc Filr Page |
| 10-Q | 2026-02-19 | 2025-09-30 | 10-Q | 0001104659-26-017531 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-02-11 | — | SCHEDULE 13G Filing | 0001213900-26-014842 | View SEC Doc Filr Page |
| 8-K | 2026-01-26 | 2026-01-26 | FORM 8-K | 0001104659-26-006523 | View SEC Doc Filr Page |
| 8-K/A | 2026-01-16 | 2026-01-07 | FORM 8-K/A | 0001104659-26-004358 | View SEC Doc Filr Page |
| 8-K | 2026-01-13 | 2026-01-13 | FORM 8-K | 0001104659-26-003253 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-01-09 | — | SCHEDULE 13G Filing | 0001346554-26-000002 | View SEC Doc Filr Page |
| 8-K | 2026-01-09 | 2026-01-09 | FORM 8-K | 0001104659-26-002447 | View SEC Doc Filr Page |
| 3 | 2026-01-07 | 2026-01-05 | OWNERSHIP DOCUMENT | 0001104659-26-001696 | View SEC Doc Filr Page |
| 424B3 | 2026-01-07 | — | 424B3 | 0001104659-26-001667 | View SEC Doc Filr Page |
| 3 | 2026-01-06 | 2026-01-05 | OWNERSHIP DOCUMENT | 0001104659-26-001453 | View SEC Doc Filr Page |
| 3 | 2026-01-06 | 2026-01-05 | OWNERSHIP DOCUMENT | 0001104659-26-001452 | View SEC Doc Filr Page |
| 3 | 2026-01-06 | 2026-01-05 | OWNERSHIP DOCUMENT | 0001104659-26-001451 | View SEC Doc Filr Page |
| 3 | 2026-01-06 | 2026-01-05 | OWNERSHIP DOCUMENT | 0001104659-26-001449 | View SEC Doc Filr Page |