TransDigm (TDG) director granted 518 options at $1,291.97

TransDigm Group (TDG) director Sean Hennessy reported a grant of 518 stock options on 11/04/2025 at an exercise price of $1,291.97 per share.

Rhea-AI Filing Summary

TransDigm Group (TDG) director Sean Hennessy reported a grant of 518 stock options on 11/04/2025 at an exercise price of $1,291.97 per share. The options vest 20% per year over five years beginning September 30, 2026, subject to annual operating performance targets, and expire on 11/04/2035. Following the grant, Hennessy beneficially owns 518 derivative securities, held directly.

Insider Trade Summary

Grant/Award: 518 shares

Grant/Award 1 txn

Insider HENNESSY SEAN P

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock Option	518	$0.00	$0.00

Holdings After Transaction: Stock Option — 518 contracts (Direct)

Footnotes (1)

1. F1. These options are exercisable at 20% per year over five years beginning September 30, 2026 subject to the achievement of annual operating performance targets in each year.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did TDG disclose in this Form 4?

A director, Sean Hennessy, received a grant of 518 stock options on 11/04/2025.

What is the exercise price of the options for TDG?

The exercise price is $1,291.97 per share.

How do the TDG options vest?

They vest 20% per year over five years starting September 30, 2026, subject to annual performance targets.

When do the TDG options expire?

The options expire on 11/04/2035.

How many derivative securities does the director own after the transaction?

Following the grant, the director beneficially owns 518 derivative securities.

What is the ownership form for these TDG options?

They are held directly by the reporting person.

What is the reporting person’s relationship to TDG?

The reporting person is a Director of TransDigm Group.

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

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Accepted by SEC EDGAR 11/06/2025 - 05:37 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
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^*

HENNESSY SEAN P

(Last) (First) (Middle)

1280 RUE SAINT GEORGE

(Street)

WESTLAKE OH 44145

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TransDigm Group INC [ TDG ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/04/2025

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

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
Stock Option	$1,291.97	11/04/2025		A		518		(1)	11/04/2035	Common Stock	518	$0	518	D

Explanation of Responses:

1. These options are exercisable at 20% per year over five years beginning September 30, 2026 subject to the achievement of annual operating performance targets in each year.

	/s/ Rachel L. Quinlan as attorney in fact for Sean Hennessy	11/06/2025
	** 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.