PHOTRONICS INC

Rule 10b5-1 Trading Arrangements

Our directors and officers (as defined in Rule 16a-1 under the Exchange Act) may from time to time enter into plans or other arrangements for the purchase or sale of our shares that are intended to satisfy the affirmative defense conditions of Rule 10b5–1(c) or may represent a non-Rule 10b5-1 trading arrangement under the Exchange Act.

During the quarter ended February 2, 2025, the following directors and officers as defined in Rule 16a-1(f) of the Exchange Act, adopted a “Rule 10b5-1 trading arrangement” as defined in Item 408 of Regulation S-K:

On December 19, 2024, Mitchell G. Tyson, amember of our Board of Directors, adopted a Rule 10b5-1 trading arrangement (the “Tyson Plan”) providing for the sale of an aggregate of up to 30,000 shares of our common stock granted to Mr. Tyson under our compensation program. The first date any shares are permitted to be sold under the Tyson Plan is April 1, 2025 and the last day shares are permitted to be sold under the Tyson Plan is November 28, 2025.

On December 23, 2024, Christopher J. Progler, Ph.D., our Executive Vice President and Chief Technology Officer, adopted a Rule 10b5-1 trading arrangement (the “Progler Plan”) providing for the sale of an aggregate of up to 40,000 shares of our common stock granted to Dr. Progler under our compensation program. The first date any shares are permitted to be sold under the Progler Plan is March 24, 2025 and the last day shares are permitted to be sold under the Progler Plan is December 31, 2025.

The Tyson Plan and the Progler Plan are intended to satisfy the affirmative defense in Rule 10b5-1(c).

No other such plans or arrangements were adopted orterminated, including by modification, by any director or officer (as defined in Rule 16a-1 under the Exchange Act) during the quarter ended February 2, 2025.