CHIEF HUMAN RESOURCES OFFICER

CHIEF ACCOUNTING OFFICER

PRESIDENT, RAPISCAN SYSTEMS

PRES., OPTOELECTRONICS DIV

PRES., SPACELABS HEALTHCARE

OSI Systems Inc is a designer and manufacturer of electronic systems and components for businesses in the homeland security, healthcare, defense, and aerospace markets. The firm is organized in three business segments: Security, which derives maximum revenue, provides security and inspection systems; Healthcare, which provides patient monitoring, diagnostic, cardiology, ventilation systems, and defibrillators; and Optoelectronics and Manufacturing, which provides specialized electronic components and manufacturing services for the Security and Healthcare segments and external original equipment manufacturers. The majority of the firm's revenue is generated in the United States, and the rest from Mexico, Europe, the Middle East and Africa, and the Asia Pacific regions.

Institution	Shares	Value	Change
BlackRock	2,552,027	$558M	INCREASED
State Street	674,053	$147M	INCREASED
Channing Capital Management	432,851	$95M	INCREASED
Swedbank AB	116,150	$25M	DECREASED
New York State Common Retirement Fund	108,672	$24M	INCREASED

Insider	Type	Shares	Value	Date
Glenn Grindstaff (CHIEF HUMAN RESOURCES OFFICER)	AWARD	610	$135K	2026-07-31
Cary M. Okawa (CHIEF ACCOUNTING OFFICER)	AWARD	632	$140K	2026-07-31
Michael Tropeano (PRESIDENT, RAPISCAN SYSTEMS)	AWARD	1,694	$375K	2026-07-31
Paul Keith Morben (PRES., OPTOELECTRONICS DIV)	AWARD	1,491	$330K	2026-07-31
Paul W Constantine (PRES., SPACELABS HEALTHCARE)	AWARD	610	$135K	2026-07-31

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