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FMR LLC filed an amended Schedule 13G reporting beneficial ownership of 1,784,216.39 shares of OSI Systems, Inc. common stock, representing 10.8% of the outstanding class as of 06/30/2026. FMR LLC reports sole dispositive power over these shares and sole voting power over 1,782,665.27 shares, with no shared voting or dispositive power.
Abigail P. Johnson is reported as having sole dispositive power over the same 1,784,216.39 shares, with no voting power. One or more other persons have rights to dividends or sale proceeds from these shares, but no single such person has an interest exceeding five percent of the OSI Systems common stock. The filing references an Exhibit 99 agreement among related entities under Rule 13d-1(k)(1).
SZE VICTOR S reported acquisition or exercise transactions in this Form 4 filing.
OSI Systems’ general counsel, Victor S. Sze, received a grant of 6,437 restricted stock units of common stock on July 31, 2026 at a reference value of $221.39 per share under the Amended and Restated 2012 Incentive Award Plan, with vesting and final share amount tied to performance targets. Following this award, he directly holds 93,761 common shares and also reports 5,388 shares held indirectly through the “Victor So-Mien Sze & Angela Hsin-Chi Hsu Co-ttee Sze Trust U/T/A DTD 11/25/2014.”
EDRICK ALAN I reported acquisition or exercise transactions in this Form 4 filing.
OSI Systems granted EVP & CFO Alan I. Edrick 8,514 restricted stock units of common stock at a grant-date value of $221.39 per share. The award was issued under the Amended and Restated 2012 Incentive Award Plan, is subject to performance targets, and brings his direct holdings to 304,044 shares.
MEHRA AJAY reported acquisition or exercise transactions in this Form 4 filing.
Ajay Mehra, President and CEO of OSI Systems, received a grant of 13,551 restricted stock units of common stock on July 31, 2026 under the Amended and Restated 2012 Incentive Award Plan, with vesting and share amounts tied to performance targets. After this award he directly holds 111,808 shares and indirectly holds 3,683 shares through the Mehra Family Trust.
OSI Systems, Inc. reported that Paul Constantine, President of Spacelabs Healthcare, received a grant/award acquisition of 610 shares of common stock on July 31, 2026 at $221.39 per share. The award is in the form of RSUs that vest 25% on each annual anniversary of the grant date over four years, subject to continued employment, bringing his direct holdings to 2,049 shares.
Morben Paul Keith reported acquisition or exercise transactions in this Form 4 filing.
OSI Systems executive Paul Keith Morben received a grant of 1,491 restricted stock units of common stock on July 31, 2026, under the company’s Amended and Restated 2012 Incentive Award Plan. Vesting and the final share amount depend on performance targets. After this grant and a 122-share ownership correction, he directly beneficially owns 10,303 shares.
Tropeano Michael reported acquisition or exercise transactions in this Form 4 filing.
OSI Systems, Inc. granted executive Michael Tropeano 1,694 restricted stock units of Common Stock on 2026-07-31 at a reported price of $221.39 per share under its Amended and Restated 2012 Incentive Award Plan. Vesting and the ultimate share amount are subject to performance targets, and his direct holdings increased to 5,281 shares.
Okawa Cary M. reported acquisition or exercise transactions in this Form 4 filing.
Cary M. Okawa, Chief Accounting Officer of OSI Systems, received an award of 632.0000 restricted stock units representing common stock on July 31, 2026, at a reference price of $221.3900 per share under the OSI Systems, Inc. Amended and Restated 2012 Incentive Award Plan.
The RSUs are subject to performance-based vesting, with the vesting and actual share amount tied to achievement of performance targets. Following this grant, Okawa directly holds 3,974.0000 shares of common stock. The award was not designated as pursuant to a Rule 10b5-1 trading plan.
OSI Systems, Inc. reported an equity compensation grant to Chief Human Resources Officer Glenn Grindstaff. He acquired 610 restricted stock units of common stock on July 31, 2026 at a reported price of $221.39 per share, increasing his direct holdings to 9,932 shares. The units were granted under the Amended and Restated 2012 Incentive Award Plan and vest only upon achievement of specified performance targets.
Vanguard Capital Management filed a Schedule 13G reporting beneficial ownership of OSI Systems common stock. Vanguard and certain affiliates collectively beneficially own 824,510 shares, representing 5% of the outstanding class.
Vanguard has sole voting power over 121,440 shares and no shared voting power. It has sole dispositive power over all 824,510 shares and no shared dispositive power. The position reflects securities held by Vanguard funds and other client accounts over which Vanguard affiliates exercise investment and/or voting authority.
Vanguard indicates that various funds and managed accounts have the right to receive dividends or sale proceeds on these securities, but no single other person’s interest exceeds 5% of the class.