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OCTAVE SPECIALTY GROUP INC (OSG) is a listed company, based in New York, United States, with about 483 full-time employees.
Its largest business segment, Property, brought in 43% of segment revenue in fiscal year 2025. Its market capitalization was $208.14 million as of October 9, 2026.
Figures from company filings and market data; market data as of October 9, 2026.
, an insurance holding company, primarily engages in the specialty property and casualty insurance business in the United States and the United Kingdom. It operates in two segments, Specialty Property and Casualty Insurance; and Insurance Distribution.
Property, with $22.57 million or 43% of segment revenue in fiscal year 2025. Next: Reinsurance (30%) and Surety Product Line (20%).
$208.14 million as of October 9, 2026.