LeonaBio (LONA) investor relations material

Opening remarks and agenda

• Meeting called to order by the Chairperson, with board members, senior management, legal counsel, and Inspector of Election present.

• Procedures for orderly conduct and voting outlined at the start.

Specific resolutions to be voted on

• Approval of issuance of 5,502,402 shares of common stock via Surmodics pre-funded warrant exercise under Nasdaq Rule 5635(a)(2).

• Approval of issuance of shares to Surmodics if beneficial ownership exceeds 19.99% post-exercise, per Nasdaq Rule 5635(b).

• Approval of issuance of shares to Perceptive Advisors if beneficial ownership exceeds 19.99% post-exercise, per Nasdaq Rule 5635(b).

• Approval of the 2026 Equity Incentive Plan.

• Amendment to increase authorized shares of common stock.

• Authorization to adjourn the meeting if necessary to solicit additional proxies.

Corporate governance

• Only stockholders of record as of January 27, 2026, were eligible to vote.

• Quorum confirmed with majority of shares present or represented by proxy.

• Inspector of Election appointed and oath filed with meeting minutes.