Matthew W. Foehr - 26 Aug 2025 Form 4 Insider Report for OmniAb, Inc. (OABI)

Role: President and CEO, Director
Signature: By: /s/ Charles S. Berkman, Attorney-in-Fact for Matthew W. Foehr
Issuer symbol: OABI
Transactions as of: 26 Aug 2025
Net transactions value: +$999,999
Form type: 4
Filing time: 26 Aug 2025, 16:02:52 UTC
Previous filing: 14 Apr 2025
Next filing: 09 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
FOEHR MATTHEW W	President and CEO, Director	5980 HORTON STREET, STE 600, EMERYVILLE	By: /s/ Charles S. Berkman, Attorney-in-Fact for Matthew W. Foehr	26 Aug 2025	0001237556

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	OABI	Common Stock	Award	$999,999	+540,540	+14%	$1.85	4,341,987	26 Aug 2025	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On August 26, 2025, the reporting person acquired 540,540 shares of common stock of OmniAb, Inc. in a private placement transaction pursuant to a Securities Purchase Agreement. The shares were purchased at a price of $1.85 per share, which represented the closing price of the issuer's common stock on August 22, 2025.
F2	The total includes 5,211 shares acquired on May 30, 2025, through the Issuer's Employee Stock Purchase Plan (ESPP).