Company filings profile · CIK 0002123955

Pinnacle Acquisition Corp — SEC filings & insider activity.

Real, source-linked SEC EDGAR activity for Pinnacle Acquisition Corp (PNAQ): recent filing activity tracked. Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.

✔ Verified against the public SEC EDGAR filing record as of Sep 19, 2026. Source-linked, daily-refreshed.

Material 8-K events — Pinnacle Acquisition Corp

8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).

FiledEvent
Aug 14, 2026Entry into a Material Agreement; Other Events; Financial Statements and Exhibits
Aug 10, 2026Entry into a Material Agreement; Unregistered Sale of Securities; Departure/Election of Directors or Officers; Amendments to Bylaws/Charter; Other Events; Financial Statements and Exhibits

Watch Pinnacle Acquisition Corp automatically

Add this company to a watchlist and get a webhook/email the moment it files a material 8-K, an insider Form 4, or changes its risk-factor language.

Insider transactions (Form 4 / 3 / 5)

FiledForm
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
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Aug 12, 20264
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
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Aug 6, 20263

Recent filings

FiledFormDetail
Sep 18, 202610-Q QUARTERLY REPORT
Aug 17, 2026SCHEDULE 13D
Aug 17, 2026SCHEDULE 13D
Aug 17, 2026SCHEDULE 13D
Aug 14, 20268-K Entry into a Material Agreement; Other Events; Financial Statements and Exhibits
Aug 14, 2026SCHEDULE 13G
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
Aug 12, 20264
Aug 10, 20268-K Entry into a Material Agreement; Unregistered Sale of Securities; Departure/Election of Directors or Officers; Amendments to Bylaws/Charter; Other Events; Financial Statements and Exhibits
Aug 7, 2026424B4 PROSPECTUS
Aug 6, 2026EFFECT Item ; Item ; Item
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
Aug 6, 20263
Aug 6, 2026CERT NYSE CERTIFICATION
Aug 6, 20268-A12B FOR REGISTRATION OF CERTAIN CLASSES
Aug 5, 2026S-1/A REGISTRATION STATEMENT
Jul 22, 2026S-1 REGISTRATION STATEMENT
Jun 30, 2026DRS