Joint Filer Information
-------------------------
Name of Joint Filer: Avista Acquisition LP II
Address of Joint Filer: 65 East 55th Street, 18th Floor
New York, NY 10022
Relationship of Joint Filer to Issuer: 10% Owner, Director
Issuer Name and Ticker or Trading Symbol: OmniAb,Inc. [OABI]
Date of Earliest Transaction
Required to be Reported
(Month/Day/Year): December 1, 2022
Designated Filer: Avista Acquisition GP LLC II
Signature:
AVISTA ACQUISITION LP II
/s/ Benjamin Silbert
-------------------------------------------
Name: Benjamin Silbert
Title: Attorney-in-fact
Dated: December 5, 2022
Joint Filer Information
-------------------------
(continued)
Name of Joint Filer: Avista Acquisition GP LLC II
Address of Joint Filer: 65 East 55th Street, 18th Floor
New York, NY 10022
Relationship of Joint Filer to Issuer: 10% Owner, Director
Issuer Name and Ticker or Trading Symbol: OmniAb,Inc. [OABI]
Date of Earliest Transaction
Required to be Reported
(Month/Day/Year): December 1, 2022
Designated Filer: Avista Acquisition GP LLC II
Signature:
AVISTA ACQUISITION GP LLC II
/s/ Benjamin Silbert
-------------------------------------------
Name: Benjamin Silbert
Title: Attorney-in-fact
Dated: December 5, 2022
Joint Filer Information
-------------------------
(continued)
Name of Joint Filer: Thompson Dean
Address of Joint Filer: 65 East 55th Street, 18th Floor
New York, NY 10022
Relationship of Joint Filer to Issuer: 10% Owner, Director
Issuer Name and Ticker or Trading Symbol: OmniAb,Inc. [OABI]
Date of Earliest Transaction
Required to be Reported
(Month/Day/Year): December 1, 2022
Designated Filer: Avista Acquisition GP LLC II
Signature:
By: /s/ Benjamin Silbert
---------------------------------------
Name: Benjamin Silbert, Attorney-in-Fact
for Thompson Dean
Dated: December 5, 2022
Joint Filer Information
-------------------------
(continued)
Name of Joint Filer: David Burgstahler
Address of Joint Filer: 65 East 55th Street, 18th Floor
New York, NY 10022
Relationship of Joint Filer to Issuer: 10% Owner, Director
Issuer Name and Ticker or Trading Symbol: OmniAb,Inc. [OABI]
Date of Earliest Transaction
Required to be Reported
(Month/Day/Year): December 1, 2022
Designated Filer: Avista Acquisition GP LLC II
Signature:
By: /s/ Benjamin Silbert
----------------------------------------
Name: Benjamin Silbert, Attorney-in-Fact
for David Burgstahler
Dated: December 5, 2022
Joint Filer Information
-------------------------
(continued)
Name of Joint Filer: Joshua Tamaroff
Address of Joint Filer: 65 East 55th Street, 18th Floor
New York, NY 10022
Relationship of Joint Filer to Issuer: 10% Owner, Director
Issuer Name and Ticker or Trading Symbol: OmniAb,Inc. [OABI]
Date of Earliest Transaction
Required to be Reported
(Month/Day/Year): December 1, 2022
Designated Filer: Avista Acquisition GP LLC II
Signature:
By: /s/ Charles S. Berkman
----------------------------------------
Name: Charles S. Berkman, Attorney-in-Fact
for Joshua Tamaroff
Dated: December 5, 2022
