Sec Form 3 Filing - Wirts Jay V @ BELDEN INC. - 2023-06-20

FORM 3 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 Wirts Jay V 2. Issuer Name and Ticker or Trading Symbol BELDEN INC. [ BDC] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) EVP, Enterprise Solutions (Last) (First) (Middle) C/O BELDEN INC., 1 N. BRENTWOOD BLVD., 15TH FLOOR 3. Date of Earliest Transaction (MM/DD/YY) 06/20/2023 (Street) SAINT LOUIS, MO63105 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 ( 1 ) 4,732 D

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 Stock Appreciation Rights $ 45.11 02/16/2022( 2 ) 02/16/2031 Common Stock 978 D Stock Appreciation Rights $ 53.79 02/22/2023( 2 ) 02/22/2032 Common Stock 1,370 D Stock Appreciation Rights $ 85.77 03/07/2024( 2 ) 03/07/2033 Common Stock 3,470 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Wirts Jay V C/O BELDEN INC. 1 N. BRENTWOOD BLVD., 15TH FLOOR SAINT LOUIS, MO63105 EVP, Enterprise Solutions Signatures /s/ Brian E. Anderson, attorney-in-fact for Jay Wirts 06/21/2023 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Mr. Wirts was appointed to the position of Executive Vice President - Enterprise Solutions effective June 20, 2023. The ownership information shown here reflects shares and awards earned prior to his appointment. ( 2 )All Stock Appreciation Rights awards vest equally over the first three anniversaries of the grant 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).

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