Victor Sze's Common Stock Transaction in OSI Systems, Inc.

Victor Sze, General Counsel of OSI Systems, Inc., reported a transaction involving the company's common stock. On August 1, 2025, Sze acquired 6,490 shares of common stock at a price of $219.57 per share. Following this transaction, Sze's total ownership in the company increased to 84,843 shares. The shares acquired are restricted stock units issued under the OSI Systems, Inc. Amended and Restated 2012 Incentive Award Plan, with vesting and the number of shares subject to the achievement of performance targets. Additionally, Sze holds 5,639 shares indirectly through the Victor So-Mien Sze & Angela Hsin-Chi Hsu Co-ttee Sze Trust.