OmniAb Ownership & Insider Activity

OmniAb (OABI) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 5.9% of shares outstanding. Institutional investors hold 18.8%.

Shares Outstanding

144.973M

Shares Float

132.075M

Insider Shares Owned

8.569M

Insider % Owned

5.9%

Institutional Shares Held

27.317M

Institutional % Held

18.8%

Ownership Breakdown

Net Insider Activity by Month

OmniAb Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Apr 7, 2026	Matthew W Foehr	PRESIDENT AND CEO	SELL-OPTIONS	17.215K	$1.49	$29K
Apr 7, 2026	Kurt A Gustafson	EXECUTIVE VP, FINANCE AND CFO	SELL-OPTIONS	6.629K	$1.49	$10K
Apr 7, 2026	Charles S Berkman	CHIEF LEGAL OFFICER	SELL-OPTIONS	6.385K	$1.49	$11K