VARONIS SYSTEMS INC

On September 11, 2025, Dov Gottlieb, our Vice President, General Counsel and Corporate Secretary, entered into a Rule 10b5–1 trading arrangement. Mr. Gottlieb’s arrangement includes the potential sale of up to 78,838 vested shares of our common stock and up to 100% of restricted and performance stock units (net of stock units withheld for taxes) scheduled to vest in February and May 2026, and expires on August 31, 2026, unless earlier terminated in accordance with the provisions of the arrangement. Mr. Gottlieb’s arrangement is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

On September 15, 2025, Yakov Faitelson, our Chief Executive Officer, President and Chairman of the Board, entered into a Rule 10b5–1 trading arrangement. Mr. Faitelson’s arrangement includes the potential sale of up to 217,521 shares of our common stock, and expires on June 30, 2026, unless earlier terminated in accordance with the provisions of the arrangement. Mr. Faitelson’s arrangement is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

On September 15, 2025, Guy Melamed, our Chief Financial Officer and Chief Operating Officer, entered into a Rule 10b5–1 trading arrangement. Mr. Melamed’s arrangement includes the potential sale of up to 94,502 vested shares of our common stock and up to 100% of restricted and performance stock units (net of stock units withheld for taxes) scheduled to vest in February 2026, and expires on September 10, 2026, unless earlier terminated in accordance with the provisions of the arrangement. Mr. Melamed’s arrangement is intended to satisfy the affirmative defense of Rule 10b5-1(c) under the Exchange Act.

Except as described above, during the fiscal quarter ended September 30, 2025, no director or officer adopted orterminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as each term is defined in Item 408(a) of Regulation S-K.