SEC Form 4 · Updated Daily

OSG

— OCTAVE SPECIALTY GROUP, INC. Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
LeBlanc Claude	Director · Officer	1,065,234	2026-07-09	F
Trick David	Officer	267,096	2026-07-09	F
Smith R Sharon	Officer	156,326	2026-07-09	F
Ahn Cristina E.	Officer	632	2026-03-10	F

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-07-09	Trick David	Option exercise (derivative)	13,206	$0.00	124,978
2026-07-09	Trick David	Tax withholding	6,741	$6.08	267,096
2026-07-09	Trick David	Option exercise	13,206	—	273,837
2026-07-09	Smith R Sharon	Option exercise (derivative)	11,779	$0.00	132,093
2026-07-09	Smith R Sharon	Tax withholding	4,635	$6.08	156,326
2026-07-09	Smith R Sharon	Option exercise	11,779	—	160,961
2026-07-09	LeBlanc Claude	Option exercise (derivative)	39,380	$0.00	480,832
2026-07-09	LeBlanc Claude	Tax withholding	21,777	$6.08	1,065,234
2026-07-09	LeBlanc Claude	Option exercise	39,380	—	1,087,011
2026-07-01	HAFT IAN DAVID	Grant / award (derivative)	6,500	$0.00	22,591
2026-07-01	IGLESIAS LISA G	Grant / award (derivative)	6,500	$0.00	22,591
2026-07-01	LAMMTENNANT JOAN M	Grant / award (derivative)	6,500	$0.00	22,591
2026-07-01	Matus Kristi Ann	Grant / award (derivative)	6,500	$0.00	22,591
2026-07-01	PRICE MICHAEL D	Grant / award (derivative)	6,500	$0.00	22,591
2026-07-01	Stein Jeffrey Scott	Grant / award (derivative)	6,500	$0.00	22,591
2026-04-01	PRICE MICHAEL D	Grant / award (derivative)	7,441	$0.00	16,091
2026-04-01	Matus Kristi Ann	Grant / award (derivative)	7,441	$0.00	16,091
2026-04-01	LAMMTENNANT JOAN M	Grant / award (derivative)	7,441	$0.00	16,091
2026-04-01	IGLESIAS LISA G	Grant / award (derivative)	7,441	$0.00	16,091
2026-04-01	HAFT IAN DAVID	Grant / award (derivative)	7,441	$0.00	16,091
2026-04-01	Stein Jeffrey Scott	Grant / award (derivative)	7,441	$0.00	16,091
2026-03-23	METZ LAWRENCE F.	Grant / award (derivative)	28,246	$0.00	28,246
2026-03-23	Trick David	Grant / award (derivative)	26,250	$0.00	138,184
2026-03-23	Smith R Sharon	Grant / award (derivative)	24,375	$0.00	120,314
2026-03-23	LeBlanc Claude	Grant / award (derivative)	99,375	$0.00	520,212
2026-03-23	Ahn Cristina E.	Grant / award (derivative)	8,067	—	9,718
2026-03-10	Ahn Cristina E.	Option exercise (derivative)	835	—	1,651
2026-03-10	Ahn Cristina E.	Tax withholding	203	$4.90	632
2026-03-10	Ahn Cristina E.	Option exercise	835	—	835
2026-03-03	Smith R Sharon	Option exercise (derivative)	8,720	$0.00	67,486
2026-03-03	Smith R Sharon	Option exercise (derivative)	10,261	$0.00	95,939
2026-03-03	Smith R Sharon	Tax withholding	1,541	$5.60	149,182
2026-03-03	Smith R Sharon	Option exercise	1,541	$0.00	150,723
2026-03-03	Trick David	Option exercise (derivative)	9,790	$0.00	36,510
2026-03-03	Trick David	Option exercise (derivative)	11,505	$0.00	111,934
2026-03-03	Trick David	Tax withholding	1,715	$5.60	260,631
2026-03-03	Trick David	Option exercise	1,715	$0.00	262,346
2026-03-03	LeBlanc Claude	Option exercise (derivative)	22,582	$0.00	197,543
2026-03-03	LeBlanc Claude	Option exercise (derivative)	47,130	$0.00	466,487
2026-03-03	LeBlanc Claude	Tax withholding	10,694	$5.60	1,047,631

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.