PHINIA (PHIN) VP sells 3,812 shares of common stock in open market

Rhea-AI Filing Summary

PHINIA INC. executive Christopher Gustanski, VP of Operational Excellence, sold 3,812 shares of common stock in an open-market transaction at a price of $72.728 per share on March 4, 2026. After this sale, he directly holds 14,871 shares, including 6,744 shares of restricted stock.

Insider Trade Summary

Net Seller: 3,812 shares ($277,239)

Net Sell 1 txn

Insider Gustanski Christopher

Role VP, Operational Excellence

Sold 3,812 shs ($277K)

Type	Security	Shares	Price	Value
Sale	Common Stock	3,812	$72.728	$277K

Holdings After Transaction: Common Stock — 14,871 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Gustanski Christopher

(Last) (First) (Middle)

3000 UNIVERSITY DRIVE

(Street)

AUBURN HILLS MI 48326

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PHINIA INC. [ PHIN ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Operational Excellence

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

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	03/04/2026		S		3,812	D	$72.728	14,871(1)	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. Includes 6,744 shares of restricted stock.

Remarks:

	/s/ Kelly A. Albin as attorney-in-fact for Christopher Gustanski	03/06/2026
	** 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.

FAQ

What insider transaction did PHINIA (PHIN) report for Christopher Gustanski?

PHINIA reported that VP of Operational Excellence Christopher Gustanski sold 3,812 shares of common stock in an open-market transaction. The sale occurred at a price of $72.728 per share, as disclosed in the Form 4 insider trading report.

How many PHINIA (PHIN) shares did the VP sell and at what price?

Christopher Gustanski sold 3,812 shares of PHINIA common stock at $72.728 per share. This was an open-market transaction reported on Form 4, detailing both the share quantity and the exact per-share sale price.

How many PHINIA (PHIN) shares does Christopher Gustanski hold after this sale?

After the reported sale, Christopher Gustanski directly holds 14,871 PHINIA common shares. This total includes 6,744 shares of restricted stock, as specifically noted in the footnote to the insider trading disclosure.

What type of PHINIA (PHIN) transaction did the insider filing describe?

The filing describes an open-market sale of PHINIA common stock by executive Christopher Gustanski. It is coded as a sale (transaction code S), indicating a non-derivative disposition of 3,812 shares at $72.728 per share.

Does Christopher Gustanski’s PHINIA (PHIN) holding include restricted stock?

Yes. The disclosure notes that his post-transaction holding of 14,871 shares includes 6,744 shares of restricted stock. This means a portion of his remaining ownership is subject to vesting or other restrictions described in company equity plans.