OmniAb (OABI) Proxy filing summary

Executive summary

• The annual meeting is scheduled for June 17, 2026, at the corporate headquarters, with shareholders of record as of April 23, 2026, eligible to vote on key proposals.

• The agenda includes electing two Class I directors and ratifying the appointment of Ernst & Young LLP as the independent auditor for 2026.

• Proxy materials are primarily distributed electronically to reduce costs and environmental impact, with paper copies available upon request.

Voting matters and shareholder proposals

• Shareholders will vote on the election of Matthew W. Foehr and Jennifer Cochran, Ph.D., as Class I directors for terms expiring in 2029.

• Ratification of Ernst & Young LLP as the independent registered public accounting firm for the fiscal year ending December 31, 2026, is on the agenda.

• Shareholder proposals for the 2027 annual meeting must be received by January 5, 2027, to be included in the proxy statement.

Board of directors and corporate governance

• The board consists of seven directors, with all but the CEO considered independent under Nasdaq rules.

• Board leadership is separated between the chair and CEO roles to ensure independent oversight.

• Four standing committees exist: Audit, Human Capital Management and Compensation (HCMC), Nominating and Corporate Governance, and Science and Technology, each with independent members and written charters.

• Directors are selected based on integrity, experience, and diversity of perspectives; the board includes two female and five male directors.

• Stock ownership guidelines and a Code of Business Conduct and Ethics are in place for directors and employees.