TransDigm Group INC — Director's Dealing 2025

Aug 28, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2025-08-26

Reporting Person: Graff Michael (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-08-26	Common Stock	M	1760	$156.47	Acquired	3724	Direct
2025-08-26	Common Stock	S	172	$1399.4357	Disposed	3552	Direct
2025-08-26	Common Stock	S	228	$1400.0324	Disposed	3324	Direct
2025-08-26	Common Stock	S	400	$1402.039	Disposed	2924	Direct
2025-08-26	Common Stock	S	800	$1402.8182	Disposed	2124	Direct
2025-08-26	Common Stock	S	160	$1404.4181	Disposed	1964	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-08-26	Stock Option	$156.47	M	1760	Disposed	2027-11-08	Common Stock (1760)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	7000	Indirect
Common Stock	5096	Indirect

Footnotes

F1: The exercise price has been adjusted for dividends declared since August 1, 2022.

F2: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,398.79 - $1,399.64. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price

F3: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,399.89 - $1,400.11. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price

F4: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,401.56 - $1,402.36. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price

F5: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,402.58 - $1,403.11. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price

F6: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,404.4150 - $1,404.42. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price

F7: These shares are held by certain trusts created for the benefit of the reporting person's children and for which the reporting person is trustee.

F8: The shares reported in Column Five are held by The 2012 Carol Ostrow GST Trust created by the reporting person's spouse for the benefit of their children.