TransDigm Group INC — Director's Dealing 2012

Jul 6, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2012-07-05

Reporting Person: Skulina James (Executive Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-07-05	Common Stock	M	6208	$13.37	Acquired	6208	Direct
2012-07-05	Common Stock	S	3230	$133.5638	Disposed	2978	Direct
2012-07-06	Common Stock	S	2978	$134.2192	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2012-07-05	Stock Option	$13.37	M	4966	Disposed	2012-07-19	Common Stock (4966)	Direct
2012-07-05	Stock Option	$13.37	M	1242	Disposed	2012-07-19	Common Stock (1242)	Direct

Footnotes

F1: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $132.86 - $133.85. 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.

F2: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $133.86 - $134.87. 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.