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OSG - Octave Specialty Group Inc

Insider Purchase by Leblanc Claude (CEO)

3 Months
After Trade
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Trade Summary

1 month ago, Leblanc Claude, serving as CEO at Octave Specialty Group Inc (OSG), purchased 12,000 shares at $7.59 per share, for a total transaction value of $91,080.00. Following this transaction, Leblanc Claude now holds 1,033,777 shares of OSG.

This purchase represents a 1.00% increase in Leblanc Claude's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Friday, January 2, 2026 and publicly disclosed via SEC Form 4 filing on Monday, January 5, 2026, 3 days after the trade was made.

Octave Specialty Group Inc operates in the FINANCIAL SERVICES sector, specifically within the INSURANCE - SPECIALTY industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Leblanc Claude

Leblanc Claude

CEO

Claude LeBlanc is the President, Chief Executive Officer, and Director of Octave Specialty Group Inc. (OSG), previously known as Ambac Financial Group, Inc. (AMBC), roles he has held since January 1, 2017.[[1]](https://www.itiger.com/news/2601674858)[[2]](https://fintool.com/app/research/companies/AMBC/people/claude-leblanc)[[5]](https://www.zoominfo.com/p/Claude-Leblanc/8566447502) Under his leadership, the company underwent a significant transformation from a financial guarantee runoff business to a pure-play specialty insurance platform, including the 2024 agreement to sell its legacy financial guarantee business to Oaktree for $420 million and the acquisition of a majority stake in Beat Capital Partners, alongside a rebrand to Octave Specialty Group in November 2025.[[2]](https://fintool.com/app/research/companies/AMBC/people/claude-leblanc)[[4]](https://www.targetmkts.com/member-news/item/4500-ambac-financial-group-rebrands-as-octave-specialty-group-inc) In early 2026, as CEO, he acquired common shares of OSG, signaling confidence in the company.[[1]](https://www.itiger.com/news/2601674858)[[3]](https://longbridge.com/en/news/271569432) LeBlanc, age 59, holds a BA in Economics from York University, a BComm from the University of Windsor, and an MBA from Schulich School of Business; he is a Chartered Accountant and CPA.[[2]](https://fintool.com/app/research/companies/AMBC/people/claude-leblanc) His career highlights include serving as CFO and Chief Restructuring Officer at Syncora Holdings Ltd. (2010–2016), where he led its global restructuring, Executive Vice President there (2006–2009), SVP of Corporate Development & Strategy at XL Capital Ltd. prior to 2006, and early career advisory roles in M&A and restructurings at PricewaterhouseCoopers.[[2]](https://fintool.com/app/research/companies/AMBC/people/claude-leblanc)

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Trade Price

$7.59

Quantity

12,000

Total Value

$91,080.00

Shares Owned

1,033,777

Trade Date

Friday, January 2, 2026

51 days ago

SEC Filing Date

Monday, January 5, 2026

Filed 3 days after trade

FINANCIAL SERVICESINSURANCE - SPECIALTY

About Octave Specialty Group Inc

Company Overview

No company information available
View news mentioning OSG

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