Gossamer Bio (GOSS) Proxy filing summary

Executive summary

• Annual meeting scheduled for June 4, 2026, to be held virtually for shareholder participation.

• Proxy materials, including the Notice of Meeting, Proxy Statement, and Annual Report, are available online for review and voting.

Voting matters and shareholder proposals

• Shareholders will vote on the election of two Class II directors: Russell Cox and Faheem Hasnain.

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

• Advisory vote on executive compensation for named executive officers is included.

Board of directors and corporate governance

• Board recommends voting in favor of all three proposals presented at the annual meeting.