(LHX)

Role: Pres., Integrated Mission Sys.
Signature: By: /s/ Scott T. Mikuen, Attorney-in-Fact For: Sean J. Stackley
Stock symbol: LHX
Transactions as of: Feb 11, 2022
Transactions value $: -$532,675
Form type: 4
Date filed: 2/15/2022, 03:43 PM
Previous filing: Jan 5, 2022
Next filing: Mar 1, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LHX	Common Stock, Par Value $1.00	Tax liability	-$533K	-2.39K	-30.36%	$222.97	5.48K	Feb 11, 2022	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Shares withheld by Issuer to pay tax liability incident to vesting on 2/11/2022 of 6,293 restricted stock units denominated in shares of Issuer's common stock (previously reported as acquired by reporting person on June 29, 2019 upon completion of the merger (the "Merger") of Leopard Merger Sub Inc., a subsidiary of Issuer, with and into L3 Technologies, Inc. ("L3") pursuant to the Agreement and Plan of Merger, dated as of October 12, 2018, and which were converted from L3 performance stock units in connection with the Merger, with vesting on last day of original performance period applicable to such L3 performance stock units, subject to reporting person's continued employment) and receipt of shares in settlement thereof.
F2	Includes 182.62 shares acquired through Issuer's retirement plan for quarters ended 10/4/2019 through 12/31/2021 and an increase of 0.33 to the balance in the plan due to rounding by the plan's record keeper.

Content

Shares withheld by Issuer to pay tax liability incident to vesting on 2/11/2022 of 6,293 restricted stock units denominated in shares of Issuer's common stock (previously reported as acquired by reporting person on June 29, 2019 upon completion of the merger (the "Merger") of Leopard Merger Sub Inc., a subsidiary of Issuer, with and into L3 Technologies, Inc. ("L3") pursuant to the Agreement and Plan of Merger, dated as of October 12, 2018, and which were converted from L3 performance stock units in connection with the Merger, with vesting on last day of original performance period applicable to such L3 performance stock units, subject to reporting person's continued employment) and receipt of shares in settlement thereof.

Includes 182.62 shares acquired through Issuer's retirement plan for quarters ended 10/4/2019 through 12/31/2021 and an increase of 0.33 to the balance in the plan due to rounding by the plan's record keeper.

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney