OSI Systems (OSIS) director withholds shares to cover tax obligations

Rhea-AI Filing Summary

OSI Systems director Bernard Kelli reported a tax-withholding share disposition dated 2026-07-28. A total of 149 shares of Common Stock were tendered at $217.30 per share under a net settlement to cover tax withholding, and no shares were sold. After this transaction, Kelli directly holds 10,985 shares.

Insider Trade Summary

Net Seller: 149 shares

Net Sell 1 txn

Insider Bernard Kelli

Role Director

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	149	$217.30	$32K

Holdings After Transaction: Common Stock — 10,985 shares (Direct)

Footnotes (1)

1. F1. Pursuant with a net settlement, shares of stock were tendered to pay for the tax withholding. No shares of stock were sold.

Key Figures

Shares tendered for taxes: 149 shares Price per share: $217.30 Shares owned after transaction: 10,985 shares

3 metrics

Shares tendered for taxes 149 shares Tax-withholding disposition on 2026-07-28

Price per share $217.30 Per-share value used for the tax-withholding share tender

Shares owned after transaction 10,985 shares Direct Common Stock holdings following the tax-withholding disposition

Key Terms

net settlement, tax withholding, Common Stock

3 terms

net settlement financial

"Pursuant with a net settlement, shares of stock were tendered to pay"

tax withholding financial

"shares of stock were tendered to pay for the tax withholding"

Tax withholding is the practice of taking a portion of a payment—such as wages, dividends, or sale proceeds—before it reaches the recipient and sending that portion to the tax authority as an advance on the recipient’s eventual tax bill. For investors it matters because withholding reduces immediate cash received and affects after‑tax returns, estimated tax payments, and whether you may owe more or receive a refund when taxes are finally calculated, like having a small automatic savings set aside for your tax bill.

Common Stock financial

"security_title: "Common Stock" in the non-derivative transaction entry"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 07/29/2026 - 04:00 PM Accepted by SEC EDGAR 07/29/2026 - 04:00 PM Learn about SEC filing dates

FAQ

What did OSI Systems (OSIS) director Bernard Kelli report in this Form 4?

Director Bernard Kelli reported a tax-withholding disposition of OSI Systems Common Stock. 149 shares were tendered under a net settlement to satisfy tax obligations, with no market sale of shares reported.

How many OSIS shares were tendered for tax withholding, and at what price?

Kelli tendered 149 shares of OSI Systems Common Stock to cover tax withholding. The shares were valued at $217.30 per share for this net-settlement tax transaction.

Did Bernard Kelli sell any OSIS shares in this reported transaction?

No, no OSIS shares were sold in this transaction. The filing states the shares were tendered under a net settlement solely to pay tax withholding obligations, not through an open-market sale.

How many OSIS shares does Bernard Kelli own after this Form 4 transaction?

Following the tax-withholding disposition, Bernard Kelli directly owns 10,985 shares of OSI Systems Common Stock. This figure reflects his direct holdings immediately after the 149-share tax tender.

Was the OSI Systems (OSIS) Form 4 transaction made under a Rule 10b5-1 trading plan?

The transaction is not reported as being under a Rule 10b5-1 trading plan. The corresponding checkbox for Rule 10b5-1 status is not marked as an affirmative trading-plan transaction.

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^*

Bernard Kelli

(Last) (First) (Middle)

12525 CHADRON AVE

(Street)

HAWTHORNE CALIFORNIA 90250

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/28/2026

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

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

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

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	07/28/2026		F		149(1)	D	$217.3	10,985	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/ Kelli Bernard	07/29/2026
	** 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.
* Form 4: SEC 1474 (03-26)