OmniAb (OABI) Proxy filing summary

Executive summary

• Annual meeting scheduled for June 17, 2026, at 8:00 AM PT in Emeryville, CA.

• Proxy materials and 2025 Annual Report are available online for review and voting.

• Shareholders are encouraged to vote electronically or request paper materials by June 6, 2026.

Voting matters and shareholder proposals

• Election of two directors: Matthew W. Foehr and Jennifer Cochran, Ph.D.

• Ratification of Ernst & Young LLP as the independent registered public accounting firm.

• Board recommends voting FOR all nominees and FOR the auditor ratification.

Board of directors and corporate governance

• Board has nominated two individuals for election to the board.