Amalgamated Financial Corp

Securities Trading Plans of Directors and Executive Officers

On July 30,2024, Sean Searby, Executive Vice President, Chief Operations Officer, adopted a Rule 10b5-1 trading arrangement that is intended to satisfy the affirmative defense of Rule 10b5-1(c) for the sale of up to 11,000 shares of the Company’s common stock, net of shares to be withheld for taxes upon the exercise or vesting of underlying stock awards, with such transactions to occur during sale periods beginning on or after October 30,2024 and ending on the earlier of October 29,2025 or the date on which all shares authorized for sale have been sold in conformance with the terms of the arrangement.

On August 12,2024, Jason Darby, Senior Executive Vice President, Chief Financial Officer, adopted a Rule 10b5-1 trading arrangement that is intended to satisfy the affirmative defense of Rule 10b5-1(c) for the sale of up to 4,000 shares of the Company’s common stock, net of shares to be withheld for taxes upon the exercise or vesting of underlying stock awards, with such transactions to occur during sale periods beginning on or after November 11,2024 and ending on the earlier of November 10,2025 or the date on which all shares authorized for sale have been sold in conformance with the terms of the arrangement.

On August 29,2024, Sam Brown, Senior Executive Vice President, Chief Banking Officer, adopted a Rule 10b5-1 trading arrangement that is intended to satisfy the affirmative defense of Rule 10b5-1(c) for the sale of up to 8,269 shares of the Company’s common stock, net of shares to be withheld for taxes upon the exercise or vesting of underlying stock awards, with such transactions to occur during sale periods beginning on or after January 2,2025 and ending on the earlier of December 31,2025 or the date on which all shares authorized for sale have been sold in conformance with the terms of the arrangement.