Sec Form 4 Filing - MIKUEN SCOTT T @ L3HARRIS TECHNOLOGIES, INC. /DE/ - 2023-02-24

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 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person MIKUEN SCOTT T 2. Issuer Name and Ticker or Trading Symbol L3HARRIS TECHNOLOGIES, INC. /DE/ [ LHX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Sr VP-General Counsel & Secy (Last) (First) (Middle) C/O L3HARRIS TECHNOLOGIES, INC., 1025 WEST NASA BOULEVARD 3. Date of Earliest Transaction (MM/DD/YY) 02/24/2023 (Street) MELBOURNE, FL32919 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction 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, Par Value $1.00 02/24/2023 M 3,987 ( 1 ) A $ 0 ( 1 ) 48,763.71 ( 2 ) D Common Stock, Par Value $1.00 02/24/2023 F 971 ( 3 ) D $ 210.15 47,792.71 D Common Stock, Par Value $1.00 8,971 I By grantor retained annuity trust

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 Performance Stock Units $ 0 02/24/2023 M 3,667 ( 4 ) ( 4 ) ( 4 ) Common Stock, Par Value $1.00 3,667 $ 0 0 D Non-Qualified Stock Option (Right to Buy) $ 210.15 02/24/2023 A 7,755 ( 5 ) 02/24/2033( 5 ) Common Stock, Par Value $1.00 7,755 $ 0 7,755 D Restricted Stock Units $ 0 02/24/2023 A 2,023 ( 6 ) ( 6 ) Common Stock, Par Value $1.00 2,023 $ 0 2,023 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other MIKUEN SCOTT T C/O L3HARRIS TECHNOLOGIES, INC. 1025 WEST NASA BOULEVARD MELBOURNE, FL32919 Sr VP-General Counsel & Secy Signatures By: Scott T. Mikuen 02/28/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Settlement of performance stock units granted on 2/28/2020 (previously reported) in shares of common stock following the end of the 3-year performance period. Includes 320 shares earned in excess of the amount previously reported as performance stock units based on the performance stock unit payout formula. ( 2 )Includes 42.15 shares acquired through the Issuer's retirement plan since last reported by the reporting person based on information provided by the plan's administrator as of 12/31/2022. ( 3 )Shares withheld by the Issuer to pay tax liability on the settlement of performance stock units. ( 4 )Award of performance stock units that vested on 12/30/2022 following the end of the 3-year performance period and were settled in shares of common stock on 2/24/2023 based on the performance stock unit payout formula. ( 5 )Options to purchase shares of common stock generally vest ratably on 2/24/2024, 2/24/2025, and 2/24/2026 and remain exercisable, subject to continued employment (with certain exceptions) and the terms and conditions of the stock option award agreement. ( 6 )Award of restricted stock units subject to future vesting on 2/24/2026, subject to continued employment (with certain exceptions) and the terms and conditions of the restricted unit award agreement. Each restricted stock unit represents a contingent right to receive 1 share of common stock, with vested units settled in shares common stock. Does not include performance stock units granted on 2/24/2023, which vest solely upon achievement of pre-established performance goals over a 3 year performance period.

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).

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