Keros Therapeutics, Inc.
For the period ended Dec 31, 2025. Filed Mar 4, 2026.
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FY2025 · Filed Mar 4, 2026
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Item 9B. Other Information
During the three months ended December 31, 2025, the following directors and officers of the Company adopted a “Rule 10b5-1 trading arrangement” as that term is defined in Item 408(a) of Regulation S-K, all of which were entered into during an open trading window in accordance with the Company’s Insider Trading Policy and all of which were intended to satisfy Rule 10b5-1(c):
On December 11, 2025, Keith Regnante, our Chief Financial Officer, adopted a Rule 10b5-1 trading plan that provides for the sale of up to 24,741 shares of our common stock to be acquired upon the settlement of restricted stock units, or RSUs, vesting on February 17, 2026 and August 15, 2026, owned by Mr. Regnante. The plan will expire on December 31, 2026, subject to early termination for certain specified events set forth in the plan.
On December 10, 2025, Lorena Lerner, our Chief Scientific Officer, adopted a Rule 10b5-1 trading plan that provides for the sale of up to 19,577 shares of our common stock to be acquired upon the settlement of RSUs vesting on February 17, 2026 and August 15, 2026, owned by Dr. Lerner. The plan will expire on December 31, 2026, subject to early termination for certain specified events set forth in the plan.
On December 5, 2025, Nima Farzan, amember of our board of directors, adopted a Rule 10b5-1 trading plan that provides for the sale of up to 7,875 shares of our common stock to be acquired upon the exercise of stock options or settlement of RSUs. The plan will expire on June 30, 2026, subject to early termination for certain specified events set forth in the plan.
On December 5, 2025, Julius Knowles, a member of our board of directors, adopted a Rule 10b5-1 trading plan that provides for the sale of up to 2,625 shares of our common stock to be acquired upon the settlement of RSUs. The plan will expire on June 30, 2026, subject to early termination for certain specified events set forth in the plan.
On December 9, 2025, Alpna Seth, amember of our board of directors, adopted a Rule 10b5-1 trading plan that provides for the sale of up to 2,625 shares of our common stock to be acquired upon the settlement of RSUs. The plan will expire on June 30, 2026, subject to early termination for certain specified events set forth in the plan.
On December 5, 2025, Jean-Jacques Bienaimé, amember of our board of directors, adopted a Rule 10b5-1 trading plan that provides for the purchase of up to 7,000 shares of our common stock. The plan will expire on August 31, 2026, subject to early termination for certain specified events set forth in the plan.
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