OSI Systems (OSIS) officer sells 416 shares at $279 avg; 8,540 left

OSI Systems (OSIS): Insider transaction filed on Form 4.

Rhea-AI Filing Summary

OSI Systems (OSIS): Insider transaction filed on Form 4. The company’s Optoelectronics Division President sold 416 shares of common stock on 11/07/2025 (transaction code S). The sale was executed in multiple trades at prices ranging from $279.10 to $279.26, with a reported weighted average sales price of $279.10. Following the transaction, the reporting person directly owns 8,540 shares.

Insider Trade Summary

Net Seller: 416 shares

Net Sell 1 txn

Insider Morben Paul Keith

Role PRES., OPTOELECTRONICS DIV

Sold 416 shs ($116K)

Type	Security	Shares	Price	Value
Sale	Common Stock	416	$279.10	$116K

Holdings After Transaction: Common Stock — 8,540 shares (Direct)

Footnotes (1)

1. F1. This transaction was executed in multiple trades at prices ranging from $279.10 to $279.26. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and price at which the transaction was effected.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did OSI Systems (OSIS) disclose in this Form 4?

An officer sold 416 shares of common stock on 11/07/2025 and now directly holds 8,540 shares.

What was the sale price range for the OSIS shares?

Trades ranged from $279.10 to $279.26, with a weighted average sales price reported as $279.10.

Who made the transaction at OSI Systems (OSIS)?

The President of the Optoelectronics Division reported the transaction.

How many OSIS shares does the insider own after the sale?

Following the transaction, the insider directly owns 8,540 shares.

What was the transaction code for the OSIS insider trade?

The transaction code was S, indicating an open market or private sale of non-derivative securities.

Was this OSIS sale under a Rule 10b5-1 plan?

The excerpt includes a 10b5-1 checkbox prompt, but it does not indicate whether it was checked.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/07/2025 - 09:50 PM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Morben Paul Keith

(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)
	PRES., OPTOELECTRONICS DIV

3. Date of Earliest Transaction (Month/Day/Year)
11/07/2025

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	11/07/2025		S		416	D	$279.1(1)	8,540	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. This transaction was executed in multiple trades at prices ranging from $279.10 to $279.26. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and price at which the transaction was effected.

	/s/ Paul Morben	11/07/2025
	** 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.