Octave Specialty Group Inc.
OSG | NYSE
$5.04
+$0.09 (+1.82%)
At close: Oct 30, 2026, 4:00 PM ET
$5.04
$0.00 (0.00%)
After-hours:
Oct 30, 2026, 4:04 PM ET
Company Profile
Octave Specialty Group, Inc. functions as a financial services holding company, organizing its operations into two distinct divisions. Its Specialty Property and Casualty Insurance segment delivers specialized program insurance, primarily focusing on coverage for commercial and personal liability exposures. The second division, Insurance Distribution, offers a broad spectrum of services for distributing specialty property and casualty insurance, which includes roles such as managing general agents, underwriters, and insurance brokers, alongside other related distribution and underwriting ventures. Established in 1971, the company, with its corporate headquarters located in New York, New York, rebranded from its former name, Ambac Financial Group, Inc., to Octave Specialty Group, Inc. in November 2025.
Key Executives
| Name | Position |
|---|---|
| Claude LeBlanc | President, Chief Executive Officer & Director |
| Cheryl Walter | Chief People Officer |
| David Trick | Executive Vice President, Chief Financial Officer & Treasurer |
| Randy Paez | Chief Information Officer |
| Rhonta Sharon Smith | Executive Vice President & Group Chief Operating Officer |
| Cristina Ahn | Chief Accounting Officer |
| Darwin Earl Lucas | President of Everspan Group |
| Karen L. Beyer | Managing Director & Head of Investor Relations |
| Kate Smith | Director of Corporate Communications |
| Lawrence Metz | Senior Managing Director & General Counsel |
| Naveen Anand | President of Octave Partners |
| Philip Michael Stefano | Managing Director & Head of Investor Relations |
| Reid Powell | Corporate Secretary & Assistant General Counsel |
Latest SEC Filings
| Date | Type | Title |
|---|---|---|
| Aug 06, 2026 | S-8 | Filing |
| Aug 06, 2026 | S-8 POS | Filing |
| Aug 06, 2026 | 10-Q | Quarterly Report |
| Aug 06, 2026 | 8-K | Current Report |
| Jul 31, 2026 | SC 13G | Statement of acquisition of beneficial ownership b... |
| Jul 13, 2026 | 4 | Filing |
| Jul 13, 2026 | 4 | Filing |
| Jul 13, 2026 | 4 | Filing |
| Jul 07, 2026 | 4 | Filing |
| Jul 07, 2026 | 4 | Filing |
Octave Specialty Group Inc.
| Country | United States |
| IPO Date | May 1, 2013 |
| Industry | Insurance - Specialty |
| Sector | Financial Services |
| Employees | 483 |
| CEO | Claude LeBlanc |
Contact Details
40 Wall Street New York,
New York 10005 United States
Stock Details
| Ticker Symbol | OSG |
| Exchange | NYSE |
| Fiscal Year | January - December |
| Reporting Currency | USD |
| CIK Code | 0000874501 |
| CUSIP Number | 023139884 |
| ISIN Number | US0231398845 |
| SIC Code | 6351 |
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