TransDigm Group INC — Director's Dealing 2021

Apr 16, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TransDigm Group INC (TDG)
CIK: 0001260221
Period of Report: 2021-04-15

Reporting Person: Howley W Nicholas (Director, Exec. Chairman of the Board)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-04-15	Common Stock	M	11500	$130.09	Acquired	33047.513	Indirect
2021-04-15	Common Stock	S	1363	$620.0622	Disposed	31684.513	Indirect
2021-04-15	Common Stock	S	3151	$621.0022	Disposed	28533.513	Indirect
2021-04-15	Common Stock	S	3338	$621.7507	Disposed	25195.513	Indirect
2021-04-15	Common Stock	S	1419	$622.7258	Disposed	23776.513	Indirect
2021-04-15	Common Stock	S	721	$623.7389	Disposed	23055.513	Indirect
2021-04-15	Common Stock	S	1007	$625.0862	Disposed	22048.513	Indirect
2021-04-15	Common Stock	S	301	$626.4413	Disposed	21747.513	Indirect
2021-04-15	Common Stock	S	200	$628.922	Disposed	21547.513	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-04-15	Stock Option	$130.09	M	11500	Disposed	2022-11-19	Common Stock (11500)	Indirect

Footnotes

F1: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $619.36 - $620.31. 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.

F2: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $620.39 - $621.37. 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.

F3: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $621.39 - $622.37. 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 $622.40 - $623.32. 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 $623.42 - $624.29. 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 $624.78 - $625.70. 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: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $625.83 - $626.62. 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.

F8: Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $628.86 - $629.03. 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.