Matthew W. Foehr - Nov 1, 2022 Form 4 Insider Report for OmniAb, Inc. (OABI)

Role: President & CEO, Director
Signature: /s/ Charles S. Berkman, Attorney-in-Fact
Stock symbol: OABI
Transactions as of: Nov 1, 2022
Transactions value $: $0
Form type: 4
Date filed: 11/3/2022, 09:10 PM
Previous filing: Sep 30, 2022
Next filing: Nov 9, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	OABI	Common Stock	Award		+1.31M			1.31M	Nov 1, 2022	Direct	F1, F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	OABI	Stock Option	Award		+271K			271K	Nov 1, 2022	Common Stock	271K	$8.54	Direct	F1, F4
transaction	OABI	Stock Option	Award		+173K			173K	Nov 1, 2022	Common Stock	173K	$6.46	Direct	F1, F4
transaction	OABI	Stock Option	Award		+111K			111K	Nov 1, 2022	Common Stock	111K	$9.84	Direct	F1, F4
transaction	OABI	Stock Option	Award		+104K			104K	Nov 1, 2022	Common Stock	104K	$11.52	Direct	F1, F4
transaction	OABI	Stock Option	Award		+86.8K			86.8K	Nov 1, 2022	Common Stock	86.8K	$18.24	Direct	F1, F4
transaction	OABI	Stock Option	Award		+146K			146K	Nov 1, 2022	Common Stock	146K	$13.54	Direct	F1, F5
transaction	OABI	Stock Option	Award		+142K			142K	Nov 1, 2022	Common Stock	142K	$10.98	Direct	F1, F6
transaction	OABI	Stock Option	Award		+56.2K			56.2K	Nov 1, 2022	Common Stock	56.2K	$20.36	Direct	F1, F7
transaction	OABI	Stock Option	Award		+298K			298K	Nov 1, 2022	Common Stock	298K	$10.41	Direct	F1, F8

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

Explanation of Responses:

Id	Content
F1	Pursuant to the business combination of Avista Public Acquisition Corp. II and OmniAb, Inc. ("Legacy OmniAb"), as contemplated by an agreement and plan of merger, dated March 23, 2022 (the "Merger Agreement"), each share of common stock, option and award of restricted stock unit of Legacy OmniAb automatically converted into the right to receive securities of the Issuer with the same terms and conditions in accordance with an exchange ratio described in the Merger Agreement.
F2	Includes 176,076 restricted stock units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's Common Stock and does not expire.
F3	Includes 264,760 earn-out shares subject to forfeiture provisions described in the Merger Agreement.
F4	The stock option is fully vested and exercisable.
F5	The stock option vests and is exercisable as to 12.5% of the underlying shares on August 11, 2019, and in 42 substantially equal monthly installments thereafter.
F6	The stock option vests and is exercisable as to 12.5% of the underlying shares on August 13, 2020, and in 42 substantially equal monthly installments thereafter.
F7	The stock option vests and is exercisable as to 12.5% of the underlying shares on August 3, 2021, and in 42 substantially equal monthly installments thereafter.
F8	The stock option vests and is exercisable as to 12.5% of the underlying shares on August 5, 2022, and in 42 substantially equal monthly installments thereafter.