Definitive Healthcare (DH) investor relations material

Executive summary

• Annual meeting scheduled for June 4, 2026, at 2:00 PM ET in Framingham, MA.

• Stockholders of record as of April 13, 2026, are eligible to vote.

• Proxy materials are available online, with options to request paper or email copies.

Voting matters and shareholder proposals

• Election of three Class II directors for three-year terms expiring at the 2029 annual meeting.

• Ratification of Deloitte & Touche LLP as independent auditor for fiscal year ending December 31, 2026.

• Approval to amend the 2021 Equity Incentive Plan, increasing authorized shares by 15,000,000.

• Advisory vote on executive compensation for Named Executive Officers.

• Proxies authorized to vote on other business as may arise at the meeting.

Board of directors and corporate governance

• Director nominees: Sastry Chilukuri, Chris Egan, and Samuel A. Hamood.

• Each nominee to serve until 2029 or until a successor is elected and qualified.