Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Miller Jeffrey A.	2. Issuer Name and Ticker or Trading Symbol L3 TECHNOLOGIES, INC. [ LLL ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) See Remarks
(Last)          (First)          (Middle) C/O L3 TECHNOLOGIES, INC., 600 THIRD AVENUE	3. Date of Earliest Transaction (MM/DD/YYYY) 12/14/2018
(Street) NEW YORK, NY 10016 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _ X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/14/2018		A		6796   (1)	A	$0	12811   (2) (3)	D
Common Stock	12/14/2018		F		2675   (4)	D	$191.29	10136   (2)	D
Common Stock	12/14/2018		A		1307   (5)	A	$0	11443   (2)	D
Common Stock	12/14/2018		F		515   (6)	D	$191.29	10928   (2)	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:
(1)	Represents a grant of restricted stock which vests on the three-year anniversary of the grant date.
(2)	Does not include shares issuable upon the exercise of options.
(3)	Reflects additional shares acquired through the Company's Employee Stock Purchase Plan and Master Savings (401(k)) Plan.
(4)	Represents the number of common shares surrendered to pay applicable tax with respect to the grant of restricted stock, in connection with an election made pursuant to Section 83(b) of the Internal Revenue Code.
(5)	Represents shares acquired through the vesting of performance units settled in common stock. The performance units were granted on February 16, 2016.
(6)	Represents the number of common shares surrendered to pay applicable tax withholding on the shares acquired through the vesting of the performance units.

Remarks: Senior Vice President and President of Sensor Systems

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Miller Jeffrey A. C/O L3 TECHNOLOGIES, INC. 600 THIRD AVENUE NEW YORK, NY 10016			See Remarks

Signatures
/s/ Allen E. Danzig as Attorney-in-Fact		12/18/2018
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.