Michael Lisman - 07 Sep 2021 Form 4/A - Amendment Insider Report for TransDigm Group INC (TDG)

Role: Chief Financial Officer
Signature: Halle Martin as power of attorney for Michael Lisman
Issuer symbol: TDG
Transactions as of: 07 Sep 2021
Net transactions value: +$502,515
Form type: 4/A - Amendment
Filing time: 09 Sep 2021, 10:48:03 UTC
Date Of Original Report: 09 Sep 2021
Next filing: 14 Nov 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TDG	Common Stock	Purchase	$354,230	+600	+41%	$590.38	2,059	07 Sep 2021	Direct	F1
transaction	TDG	Common Stock	Purchase	$148,285	+250	+12%	$593.14	2,309	07 Sep 2021	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Price reported constitutes the average weighted price of shares purchased. Shares were purchased at varying prices in the range of $590.1083 - $590.55. 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 purchased at each separate price.
F2	Price reported constitutes the average weighted price of shares purchased. Shares were purchased at varying prices in the range of $593.01 - $593.2954. 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 purchased at each separate price.

Remarks:

Amendment is filed to correct footnote references from "sold" to "purchased".