SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* BARCLAYS PLC (Last) (First) (Middle) 1 CHURCHILL PLACE CANARY WHARF (Street) LONDON X0 E14 5HP (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 11/04/2022	3. Issuer Name and Ticker or Trading Symbol OmniAb, Inc. [ OABI ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) Not a 10% owner	5. If Amendment, Date of Original Filed (Month/Day/Year) 11/10/2022
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

An initial Form 3 was filed based on the firm holding 1,109,379 warrants, which constituted a 14% ownership of the outstanding warrants. At the time, the warrants had become exercisable within 60 days and on an as converted basis, when added to the Firm's existing holdings in the common stock, the Firm had beneficial ownership of less than 1% of the outstanding common stock of the issuer. As the warrants themselves were non-voting and constituted derivative instruments, in line with the guidance in the adopting release for the 1991 Section 16 amendments the treatment of the warrants as their own class of equity securities for purposes of 16(a) was made in error. Therefore, the firm's Form 3 was filed in error.

No securities are beneficially owned.

	Suejean Mott	11/23/2022
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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