[Form 3] TransDigm Group Incorporated Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

Form 3 snapshot – TransDigm Group (TDG)

Patrick Joseph Murphy, recently named Co-Chief Operating Officer, filed his initial Section 16 report dated 08/05/2025. He discloses direct ownership of 1,055 common shares and 111,000 employee stock-option shares spread across six grants. Strike prices range from $269.42 to $869.73 with expirations between 2026-2033. No purchases or sales are reported; the filing simply establishes Mr. Murphy’s baseline insider holdings.

Insights

Securities Analyst

TL;DR: Routine insider Form 3; no transaction, minimal market impact.

This filing only confirms the new Co-COO’s existing equity position—1,055 shares plus options on 111k shares. It neither adds to nor reduces insider ownership, so valuation models and short-term trading expectations remain unaffected. Useful mainly for tracking potential dilution and management alignment.

Corporate Governance Expert

TL;DR: Establishes baseline ownership, supports alignment with shareholders.

While not impactful to earnings, the disclosure shows substantial long-term incentive alignment: options exceed 111k shares, vesting through 2033. This signals emphasis on performance-based compensation but creates future dilution to monitor. Overall governance-neutral.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Murphy Patrick Joseph

(Last) (First) (Middle)

1350 EUCLID AVE

SUITE 1600

(Street)

CLEVELAND OH 44115

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
08/05/2025

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-Chief Operating Officer

5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	1,055	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option	09/30/2020	11/10/2026	Common Stock	2,900	$269.42	D
Stock Option	09/30/2022	11/05/2028	Common Stock	1,750	$347.17	D
Stock Option	09/30/2020	11/15/2029	Common Stock	32,800	$559.78	D
Stock Option	09/30/2022	11/12/2031	Common Stock	21,900	$643	D
Stock Option	09/30/2026	11/09/2032	Common Stock	6,500	$582.8	D
Stock Option	09/30/2024	11/02/2033	Common Stock	45,150	$869.73	D

Explanation of Responses:

	/s/ Gabrielle Feuer as attorney-in-fact	08/07/2025
	** 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 5 (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

How many TransDigm (TDG) common shares does Patrick J. Murphy own?

The Form 3 reports 1,055 TDG common shares held directly.

What is the total number of option shares disclosed in the TDG Form 3?

Mr. Murphy holds options covering 111,000 TDG shares across six grants.

What are the exercise price ranges of Patrick Murphy’s TDG stock options?

Strike prices range from $269.42 to $869.73 per share.

Do the disclosed options in the Form 3 represent new grants or existing awards?

They are existing awards; the filing is an initial ownership statement, not evidence of new grants.

Does the Form 3 indicate any recent buying or selling by the new TDG Co-COO?

No. The document lists current holdings only; no transactions were reported.