Kevin M. Phillips - 07 Nov 2021 Form 4 Insider Report for MANTECH INTERNATIONAL CORP

Role: Chairman of the Board & CEO, Director
Signature: /s/ Michael R. Putnam, by Power of Attorney
Issuer symbol: N/A
Transactions as of: 07 Nov 2021
Net transactions value: -$492,764
Form type: 4
Filing time: 09 Nov 2021, 16:23:47 UTC
Previous filing: 13 Aug 2021
Next filing: 02 Mar 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MANT	Class A Common Stock	Options Exercise		+13,394	+13%		118,924	07 Nov 2021	Direct	F1
transaction	MANT	Class A Common Stock	Tax liability	$492,764	-6,041	-5.1%	$81.57	112,883	07 Nov 2021	Direct
holding	MANT	Class A Common Stock						542	07 Nov 2021	By the ManTech Employee Stock Ownership Plan

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MANT	Restricted Stock Units	Options Exercise	$0	-13,394	-100%	$0.000000^*	0	07 Nov 2021	Class A Common Stock	13,394		Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Restricted stock units convert into common stock on a one-for-one basis.
F2	On November 7, 2016, the reporting person was granted 26,788 RSUs, vesting half on the fourth anniversary of the grant date and the remaining half on the fifth anniversary of the grant date.