Seer, Inc. (NASDAQ:SEER), the pioneer and trusted partner for deep, unbiased proteomic insights, today announced that its Board of Directors (the "Board") has thoroughly reviewed and unanimously rejected the further revised unsolicited non-binding proposal received on May 14, 2026, from Bradley L. Radoff and Michael Torok (together with certain of their affiliates, the "Radoff-JEC Group"), to acquire all of the outstanding shares of Seer's Class A common stock for $2.40 per share in cash plus a contingent value right (the "May 14 Revised Proposal").