0001437749-24-010939 4 1 20240401 20240403 20240403 Campbell John R 0001964039 4 34 001-36522 24820624 10500 COURSEY BOULEVARD BATON ROUGE LA 70816 Investar Holding Corp 0001602658 6022 02 Finance 271560715 LA 1231 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 225-227-2222 10500 COURSEY BLVD THIRD FLOOR BATON ROUGE LA 70816 4 1 rdgdoc.xml CAMPBELL FORM 4 FORM 4 OMB APPROVAL ? Check this box OMB Number: if no longer 3235-0287 subject to Estimated Section 16. Form average burden 4 or Form 5 hours per obligations may response... 0.5 continue. See Instruction 1(b). ? Check this box UNITED STATES SECURITIES AND EXCHANGE COMMISSION to indicate that Washington, D.C. 20549 a transaction STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF was made SECURITIES pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. 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 2. Issuer Name and Ticker 5. Relationship of Person * or Trading Symbol Reporting Person(s) to Campbell John R Investar Holding Corp [ Issuer (Check all ISTR ] applicable) _____ Director _____ 10% Owner __X__ Officer (give title (Last) (First) (Middle) 3. Date of Earliest below) _____ Other C/O INVESTAR HOLDING Transaction (MM/DD/YYYY) (specify below) CORPORATION, 10500 COURSEY BLVD. 4/1/2024 Chief Financial Officer (Street) 4. If Amendment, Date 6. Individual or BATON ROUGE, LA 70816 Original Filed Joint/Group Filing (Check (MM/DD/YYYY) Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More (City) (State) (Zip) than One Reporting Person Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security 2. Trans. Date 2A. 3. Trans. Code 4. Securities 5. Amount of 6. Ownership 7. Nature of (Instr. 3) Deemed (Instr. 8) Acquired (A) or Securities Form: Direct Indirect Execution Disposed of (D) Beneficially (D) or Beneficial Date, if (Instr. 3, 4 and Owned Indirect (I) Ownership any 5) Following (Instr. 4) (Instr. 4) Reported Transaction(s) (Instr. 3 and (A) 4) or Code V Amount (D) Price Common Stock 4/1/2024 A (1) 5,622 A $0 11,042 D Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of 2. 3. Trans. Date 3A. 4. Trans. 5. Number of 6. Date Exercisable and 7. Title and Amount of 8. Price 9. Number of 10. 11. Nature Derivate Conversion Deemed Code Derivative Expiration Date Securities Underlying of derivative Ownership of Security or Execution (Instr. 8) Securities Derivative Security Derivative Securities Form of Indirect (Instr. 3) Exercise Date, if Acquired (A) or (Instr. 3 and 4) Security Beneficially Derivative Beneficial Price of any Disposed of (D) (Instr. 5) Owned Security: Ownership Derivative (Instr. 3, 4 and Following Direct (D) (Instr. 4) Security 5) Reported or Transaction(s) Indirect Expiration Amount or (Instr. 4) (I) Date Exercisable Date Title Number of (Instr. 4) Code V (A) (D) Shares Employee Stock $16.35 4/1/2024 A 10,145 4/1/2025 (2) 4/1/2034 Common 10,145 $0 10,145 D Options Stock Explanation of Responses: (1) Grant of restricted stock units that convert into common stock on a one-for-one basis. Vesting occurs in equal increments on the anniversary dates for the following five years. (2) One-fifth of the options are exercisable on the date indicated and on each of the next four anniversaries thereof. Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Campbell John R C/O INVESTAR HOLDING CORPORATION Chief Financial Officer 10500 COURSEY BLVD. BATON ROUGE, LA 70816 Signatures /s/ John R. Campbell 4/3/2024 ** 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.