[Form 4] BorgWarner Inc. Insider Trading Activity

Rhea-AI Filing Summary

Isabelle McKenzie, Vice President of BorgWarner Inc. (BWA), reported a sale of common stock on 08/12/2025. She sold 2,500 shares at a weighted average price of approximately $40.0101, with actual prices ranging from $40.0101 to $40.0110. After the sale she beneficially owned 55,945 shares. The Form 4 was signed by Miyuki P. Oshima as attorney-in-fact on 08/14/2025. The filing shows a single, non-derivative disposition and does not include any additional commentary or plans.

Positive

• None.

Negative

• Officer sale of 2,500 shares reported, which may attract investor attention despite not appearing material
• No disclosure in the form that the sale was executed under a Rule 10b5-1 plan or similar written plan

Insights

Financial Analyst

TL;DR: Routine insider sale by a named officer; small relative size and limited immediate investor impact.

The reported transaction is a single disposition of 2,500 common shares by Vice President Isabelle McKenzie at an average price near $40.01, leaving her with 55,945 shares beneficially owned. For a public company like BorgWarner, this appears to be a routine personal sale rather than a company action. The filing provides transaction details and a price range but no indication of a Rule 10b5-1 plan or other context. Given the size disclosed, this transaction is unlikely to be material to the companys capitalization or operations.

Corporate Governance Expert

TL;DR: Disclosure complies with Section 16 reporting; signature by attorney-in-fact is properly executed.

The Form 4 includes the required elements: reporting person identity, relationship (Vice President), transaction date, transaction code (S for sale), number of shares sold, weighted average price, and post-transaction holdings. The signature block shows an attorney-in-fact executed the form on 08/14/2025, which is an accepted practice when properly authorized. The filing does not state whether the sale was pursuant to a pre-established trading plan, so no affirmative defense is documented in the text provided.

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^*

McKenzie Isabelle

(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)
08/12/2025

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	08/12/2025		S		2,500	D	$40.0101(1)	55,945	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 $40.0101 to $40.0110. 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 Isabelle McKenzie	08/14/2025
	** 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 transaction did BorgWarner (BWA) insider Isabelle McKenzie report?

The Form 4 reports a sale of 2,500 shares of BorgWarner common stock on 08/12/2025.

At what price were the BWA shares sold by Isabelle McKenzie?

The weighted average sale price reported was approximately $40.0101; actual prices ranged from $40.0101 to $40.0110.

How many BorgWarner shares did Isabelle McKenzie own after the sale?

Following the reported transaction, she beneficially owned 55,945 shares.

Who signed the Form 4 for Isabelle McKenzie?

The Form 4 was signed by Miyuki P. Oshima as attorney-in-fact for Isabelle McKenzie on 08/14/2025.

Does the Form 4 indicate the sale was part of a 10b5-1 trading plan?

The filing text provided does not state that the transaction was made pursuant to a Rule 10b5-1 plan.