TransDigm Group INC — Director's Dealing 2010

Apr 26, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2010-04-23

Reporting Person: SMALL ROBERT J (Director)

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$56.71	2020-04-23	Common Stock (5500)	5500	Direct

Footnotes

F1: These options were granted to the Reporting Person, a managing director of Berkshire Partners LLC, in his capacity as a director of the Issuer. Pursuant to an agreement between the Reporting Person and Berkshire Partners LLC ("Berkshire"), Berkshire has an economic interest in these options. The Reporting Person disclaims beneficial ownership of such options except to the extent of his pecuniary interest, if any.

F2: Vest based on the achievement of annual and cumulative per share operating performance targets between fiscal 2010 and fiscal 2013.