Octave Specialty Group (OSG)CEO bought ~$91K

~$91K

Approx. value · 12K sh @ $7.59

1.03M

Holds after · shares reported

Traded

Jan 2, 2026

Filed

Jan 6, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Oct 31, 2025Company filing · Form 8-K · Material agreement, Acquisition or saleCompleted buying or selling a business or assets, and signed an important agreement (and 2 more items)“On October 31, 2025 , (the “ Closing Date ”), the Company and its wholly owned subsidiary, Cirrata VI, completed the previously announced acquisition of all of the issued and outstanding limited liability company interests of ArmadaCorp Capital, LLC, a wholly owned subsidiary of Sirius Acquisitions Holding Company (the “ArmadaCorp Acquisition”), pursuant to and upon the terms and subject to the conditions set forth…”
2. Nov 10, 2025Company filing · Form 8-K · Bylaws or charterChanged its bylaws, charter or fiscal year
3. Nov 10, 2025Company filing · Form 8-K · ResultsReported its results
4. Nov 12, 2025InsiderOfficer purchased ~$205 of OSG shares in the open market
5. Dec 10, 2025Company filing · Form 8-K · Auditor changeChanged its auditor“Change in Registrant’s Certifying Accountant (a) Dismissal of Previous Independent Registered Public Accounting Firm As a matter of good corporate governance, the Audit Committee of the Board of Directors (the “Audit Committee”) of Octave Specialty Group, Inc., formerly known as Ambac Financial Group, Inc., (the “Company”) has been taking a number of steps in consideration of a potential audit firm rotation.”
6. Jan 2, 2026 · this disclosureInsider · Bought outside the usual windowCEO purchased ~$91K of OSG shares in the open market

What came next

1. Feb 23, 2026Company filing · Form 8-K · ResultsReported its results
2. Apr 1, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Octave Specialty Group

OQRO holds no insider, Congress, fund or contract record for Octave Specialty Group dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its OSG page.

Other recent filings by Claude Leblanc, Chief Executive Officer

• SEC Form 4 at Octave Specialty Group (OSG)Aug 11, 2025
• SEC Form 4 at Octave Specialty Group (OSG)May 14, 2025

The full history of Claude Leblanc, Chief Executive Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Octave Specialty Group

• SEC Form 13F-HRFeb 13, 2026
• SEC Form 4Nov 15, 2025
• SEC Form 13F-HRNov 14, 2025
• SEC Form 4Aug 11, 2025
• SEC Form 4May 15, 2025
• SEC Form 4May 15, 2025

Everything OQRO holds on this company is on its OSG page.