[Form 4] BORGWARNER INC Insider Trading Activity

BorgWarner Inc. vice president Volker Weng reported equity award activity involving company common stock.

Rhea-AI Filing Summary

BorgWarner Inc. vice president Volker Weng reported equity award activity involving company common stock. On 02/04/2026, he acquired 41,209 shares at $0.0000 per share as performance shares and dividend shares earned for the 2023–2025 performance period. On the same date, 18,092 shares were withheld at $48.57 per share to cover taxes due upon vesting and related dividend share payments. After these transactions and an adjustment following a reconciliation of exempt transactions, Weng directly owned 109,558 BorgWarner common shares.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Weng Volker

Role Vice President

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	41,209	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	18,092	$48.57	$879K

Holdings After Transaction: Common Stock — 109,558 shares (Direct)

Footnotes (3)

1. F1. Represents performance shares and dividend shares earned pursuant to a performance share award based upon the achievement of specified performance criteria for the 2023-2025 performance period.
2. F2. Reflects an adjustment to the number of shares beneficially owned after a reconciliation of the Issuer's records regarding the reporting person's exempt transactions.
3. F3. Represents shares withheld to cover taxes due upon (1) the vesting of performance share awards and (2) payment of dividend shares earned upon the vesting of performance share awards, for the 2023-2025 performance period.

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Accepted by SEC EDGAR 02/06/2026 - 05:30 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
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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^*

Weng Volker

(Last) (First) (Middle)

3850 HAMLIN ROAD

(Street)

AUBURN HILLS MI 48326

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BORGWARNER INC [ BWA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/04/2026

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	02/04/2026		A		41,209(1)	A	$0.0000	127,650(2)	D
Common Stock	02/04/2026		F		18,092(3)	D	$48.57	109,558	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. Represents performance shares and dividend shares earned pursuant to a performance share award based upon the achievement of specified performance criteria for the 2023-2025 performance period.

2. Reflects an adjustment to the number of shares beneficially owned after a reconciliation of the Issuer's records regarding the reporting person's exempt transactions.

3. Represents shares withheld to cover taxes due upon (1) the vesting of performance share awards and (2) payment of dividend shares earned upon the vesting of performance share awards, for the 2023-2025 performance period.

	Miyuki P. Oshima as attorney-in-fact for Volker Weng	02/06/2026
	** 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.
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