F.N.B. shareholders elect all 11 director nominees, approve say-on-pay and auditor at 2023 annual meeting

Proposal 3 - Adoption of Advisory Approval on the Frequency of Future Advisory Votes on Executive Compensation The advisory approval on the frequency of future advisory votes on executive compensation was approved by the following vote of common shareholders: One Year % Two Years % Three Years % Abstain Broker Non-Votes 261,782,190 92.23 % 721,427 0.25 % 21,340,082 7.52 % 698,664 35,227,668

Proposal 4 - Ratification of Appointment of Ernst & Young LLP as Independent Registered Public Accounting Firm The ratification of appointment of Ernst & Young LLP as our independent registered public accounting firm for 2023 was approved by the following vote of common shareholders: For % Against % Abstain Broker Non-Votes 314,051,109 98.37 % 5,201,920 1.63 % 517,002 —

Proposal 1 - Election of Directors Our eleven director nominees proposed by the Board of Directors were elected to serve until the 2024 Annual Meeting by the following vote of common shareholders: Director Nominee For % Withhold % Broker Non-Votes Pamela A. Bena 263,414,700 92.57 % 21,127,663 7.43 % 35,227,668 William B. Campbell 245,342,858 86.22 % 39,199,505 13.78 % 35,227,668 James D. Chiafullo 246,867,270 86.76 % 37,675,093 13.24 % 35,227,668 Vincent J. Delie, Jr. 274,919,855 96.62 % 9,622,508 3.38 % 35,227,668 Mary Jo Dively 282,255,094 99.20 % 2,287,269 0.80 % 35,227,668 David J. Malone 259,716,495 91.28 % 24,825,868 8.72 % 35,227,668 Frank C. Mencini 264,008,589 92.78 % 20,533,774 7.22 % 35,227,668 David L. Motley 279,581,094 98.26 % 4,961,269 1.74 % 35,227,668 Heidi A. Nicholas 282,260,502 99.20 % 2,281,861 0.80 % 35,227,668 John S. Stanik 281,410,507 98.90 % 3,131,856 1.10 % 35,227,668 William J. Strimbu 247,234,901 86.89 % 37,307,462 13.11 % 35,227,668

Proposal 2 - Adoption of Advisory Resolution on Executive Compensation The advisory resolution to approve the 2022 compensation of our named executive officers was approved by the following vote of common shareholders: For % Against % Abstain Broker Non-Votes 267,180,717 94.37 % 15,938,833 5.63 % 1,422,813 35,227,668