TransDigm Group INC — Director's Dealing 2017

Nov 17, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2017-11-16

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

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-11-16	Common Stock	M	63776	$27.08	Acquired	63776	Indirect
2017-11-16	Common Stock	S	18588	$267.7978	Disposed	45188	Indirect
2017-11-16	Common Stock	S	31750	$268.4036	Disposed	13438	Indirect
2017-11-16	Common Stock	S	8118	$269.6886	Disposed	5320	Indirect
2017-11-16	Common Stock	S	4200	$270.793	Disposed	1120	Indirect
2017-11-16	Common Stock	S	1120	$271.2854	Disposed	0	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-11-16	Stock Option	$27.08	M	63776	Disposed	2018-11-17	Common Stock (63776)	Indirect

Footnotes

F1: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $267.12 - $268.10. 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 $268.12 - $269.11. 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.

F3: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $269.14 - $270.11. 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 $270.15 - $271.14. 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 $271.23 - $271.39. 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.