Griffon shareholders approve 2.6M share increase to equity plan, elect directors

On March 20, 2024, Griffon held the Annual Meeting. Of the 51,309,064 shares of common stock outstanding and entitled to vote, 47,984,661 shares, or 93.5%, were represented at the meeting in person or by proxy, and therefore a quorum was present. The final results for each of the matters submitted to a vote of Shareholders at the Annual Meeting are as follows: Item No. 1: Each of Henry A. Alpert, Jerome L. Coben, H. C. Charles Diao, Louis J. Grabowsky, Lacy M. Johnson, Ronald J. Kramer, Victor Eugene Renuart, James W. Sight, Samanta Hegedus Stewart, Kevin F. Sullivan, Michelle L. Taylor and Cheryl L. Turnbull were elected to serve on the Board until Griffon’s 2025 Annual Meeting of Shareholders, by the votes set forth below: 3 Nominee For Withheld Broker Non-Votes Henry A. Alpert 42,442,202 1,529,474 4,012,985 Jerome L. Coben 43,042,056 929,620 4,012,985 H. C. Charles Diao 42,848,878 1,122,798 4,012,985 Louis J. Grabowsky 43,210,588 761,088 4,012,985 Lacy M. Johnson 39,307,740 4,663,93

Item No. 2: The Shareholders approved, on an advisory basis, the compensation of the named executive officers as disclosed in the Proxy Statement, by the votes set forth below: For Against Abstain Broker Non-votes 38,069,131 5,626,462 276,078 4,012,990

Item No. 4: The Shareholders ratified the appointment of Grant Thornton LLP as Griffon’s independent registered public accounting firm for fiscal 2024, by the votes set forth below: For Against Abstain 47,734,785 241,618 8,258

Item No. 3: The Shareholders approved the Amendment to authorize an increase in the number of shares available for future awards, as disclosed in the Proxy Statement, by the votes set forth below: For Against Abstain BNV 40,242,559 3,446,153 282,960 4,012,989