TransDigm Group INC — Director's Dealing 2019

Feb 8, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2019-02-07

Reporting Person: Howley W Nicholas (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-02-07	Common Stock	M	17083	$82.67	Acquired	43818	Direct
2019-02-07	Common Stock	S	600	$415.9758	Disposed	43218	Direct
2019-02-07	Common Stock	S	1975	$417.1508	Disposed	41243	Direct
2019-02-07	Common Stock	S	6513	$417.8467	Disposed	34730	Direct
2019-02-07	Common Stock	S	1875	$418.923	Disposed	32855	Direct
2019-02-07	Common Stock	S	4718	$419.6743	Disposed	28137	Direct
2019-02-07	Common Stock	S	1402	$420.6192	Disposed	26735	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-02-07	Stock Option	$82.67	M	17083	Disposed	2021-03-04	Common Stock (17083)	Indirect

Footnotes

F1: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $415.47 - $416.34. 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 $416.47 - $417.44. 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 $417.46 - $418.37. 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 $418.38 - $419.31. 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 $419.39 - $420.36. 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.

F6: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $420.45 - $420.88. 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.