Profusa, Inc. announced a 1-for-25 reverse stock split of its common stock, effective July 7, 2026, at 12:01 a.m. Eastern Time. The split will reduce the number of outstanding shares from approximately 13.2 million to approximately 530 thousand, while the authorized share count remains at 601 million. The company will pay cash in lieu of fractional shares based on the closing price on the effective date. The common stock will continue to trade on the Nasdaq Capital Market under the ticker "PFSA" with a new CUSIP number 74319X 306. The company operates in the biotechnology industry, developing biosensors and medical devices.