[Form 4] BorgWarner Inc. Insider Trading Activity

Rhea-AI Filing Summary

Volker Weng, Vice President of BorgWarner Inc. (BWA), reported a sale of company stock. The Form 4 shows a transaction on 09/05/2025 in which 10,000 shares were sold at a weighted-average price of $43.9707 per share (actual prices ranged from $43.9701 to $43.9850). After the sale, the reporting person beneficially owned 68,008 shares, held directly. The filing was signed on 09/08/2025 by an attorney-in-fact, Miyuki P. Oshima. The report is a routine Section 16 disclosure of an insider disposition and provides an explanation that per-share prices are weighted averages with available detail on request.

Positive

• None.

Negative

• Insider disposition: The reporting person sold 10,000 shares on 09/05/2025, reducing their holding to 68,008 shares.

Insights

Securities Analyst

TL;DR: Routine insider stock sale of 10,000 shares; disclosure consistent with Section 16 reporting requirements.

The Form 4 documents a straightforward sale by an officer on 09/05/2025 of 10,000 BorgWarner shares at a weighted-average price of $43.9707, leaving 68,008 shares beneficially owned. This is a standard Section 16 disclosure showing compliance with timely reporting. The filing includes the customary weighted-average price disclosure and an attorney-in-fact signature, indicating the report was submitted by a designated representative. There are no derivative transactions or other compensatory grants reported here.

Corporate Governance Expert

TL;DR: Disclosure appears complete and routine; no governance red flags in this filing.

The filing identifies the reporting person as a Vice President and shows a single disposal transaction with post-sale holdings disclosed. The inclusion of a price range and offer to provide per-trade allocation details aligns with common Form 4 practices. There is no indication of concurrent corporate actions, related-party transactions, or amendments. From a governance perspective, the document meets standard transparency expectations for insider trades.

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^*

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)
09/05/2025

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	09/05/2025		S		10,000	D	$43.9707(1)	68,008	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. The price in Column 4 is a weighted average price. The actual prices received ranged from $43.9701 to $43.9850. The reporting person has provided to the issuer, and will provide to any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range for all transactions reported in this Form 4 utilizing an average weighted price.

	Miyuki P. Oshima as attorney-in-fact for Volker Weng	09/08/2025
	** 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 BorgWarner (BWA) report on this Form 4?

The Form 4 reports that Vice President Volker Weng sold 10,000 shares on 09/05/2025 at a weighted-average price of $43.9707.

How many BorgWarner shares did the reporting person own after the sale?

After the reported sale, the reporting person beneficially owned 68,008 shares directly.

What price was recorded for the shares sold in the Form 4?

The Form 4 lists a weighted-average sale price of $43.9707, with actual trade prices ranging from $43.9701 to $43.9850.

Who signed the Form 4 filed for Volker Weng?

The Form 4 was signed on 09/08/2025 by Miyuki P. Oshima as attorney-in-fact for Volker Weng.

Does this Form 4 report any option exercises, grants, or derivative transactions?

No. The filing discloses only a non-derivative sale of common stock and shows no derivative securities activity.