[Form 4] OSI SYSTEMS INC Insider Trading Activity

Rhea-AI Filing Summary

OSI Systems, Inc. (OSIS) filed a Form 4 reporting a routine equity-related transaction by its Chief Accounting Officer, Cary Okawa. On 11/22/2025, 26 shares of common stock were tendered in a net settlement to cover tax withholding obligations associated with an equity award, at a price of $251.10 per share. The filing notes that no shares were sold in the market; they were used solely to satisfy tax requirements. After this transaction, Okawa beneficially owns 3,262 shares of OSI Systems common stock directly.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Okawa Cary M.

(Last) (First) (Middle)

12525 CHADRON AVE

(Street)

HAWTHORNE CA 90250

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OSI SYSTEMS INC [ OSIS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF ACCOUNTING OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
11/22/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/22/2025		F		26(1)	D	$251.1	3,262	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Pursuant with a net settlement, shares of stock were tendered to pay for the tax withholding. No shares of stock were sold.

	/s/ Cary Okawa	11/25/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did OSI Systems (OSIS) report on this Form 4?

The Form 4 reports that Chief Accounting Officer Cary Okawa tendered 26 shares of OSI Systems common stock on 11/22/2025 in connection with a net share settlement for tax withholding.

Was this OSI Systems (OSIS) insider transaction a market sale of shares?

No. The filing explains that, pursuant to a net settlement, shares of stock were tendered to pay for the tax withholding and that no shares of stock were sold in the market.

At what price were the OSI Systems (OSIS) shares valued for the tax withholding?

The 26 shares tendered for tax withholding were reported at a price of $251.10 per share of OSI Systems common stock.

How many OSI Systems (OSIS) shares does the insider own after this transaction?

Following the reported transaction, Cary Okawa beneficially owns 3,262 shares of OSI Systems common stock, held directly.

What is the role of the reporting person in OSI Systems (OSIS)?

The reporting person, Cary Okawa, is an officer of OSI Systems, serving as the company’s Chief Accounting Officer.

Is this OSI Systems (OSIS) Form 4 filed by one or multiple reporting persons?

The Form 4 is indicated as filed by one reporting person, specifically Chief Accounting Officer Cary Okawa.

Does this OSI Systems (OSIS) Form 4 involve any derivative securities?

No derivative securities are reported as acquired, disposed of, or beneficially owned in the Table II - Derivative Securities section; it is blank in this excerpt.