0001437749-24-014403 4 1 20240131 20240502 20240502 Nelson Andrew C 0001611476 4 34 001-36522 24909306 3235 MCCONNELL DRIVE BATON ROUGE LA 70809 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 NELSON 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 Nelson Andrew C Investar Holding Corp [ Issuer (Check all ISTR ] applicable) __X__ Director _____ 10% Owner (Last) (First) (Middle) 3. Date of Earliest _____ Officer (give title C/O INVESTAR HOLDING Transaction (MM/DD/YYYY) below) _____ Other CORPORATION, 10500 COURSEY BLVD. 1/31/2024 (specify below) (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 (D) Indirect Execution Disposed of (D) Beneficially or Indirect (I) Beneficial Date, if (Instr. 3, 4 and Owned Following (Instr. 4) Ownership any 5) Reported (Instr. 4) Transaction(s) (A) (Instr. 3 and 4) or Code V Amount (D) Price Common Stock 1/31/2024 L (1) 336 A $17.92 142,290 D Common Stock 1/31/2024 L (1) (3) 46 A $17.92 8,473 I By AJ Investment Co LLC Common Stock 4/30/2024 L (2) 362 A $16.71 142,652 D Common Stock 4/30/2024 L (2) (3) 50 A $16.71 8,523 I By AJ Investment Co LLC Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of 2. 3. 3A. 4. Trans. 5. Number of 6. Date Exercisable 7. Title and Amount of 8. Price 9. Number of 10. 11. Nature Derivate Conversion Trans. Deemed Code Derivative and Expiration Date Securities Underlying of derivative Ownership of Security or Date 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 Following Direct (D) (Instr. 4) Security and 5) Reported or Transaction(s) Indirect Date Expiration Amount or (Instr. 4) (I) Exercisable Date Title Number of (Instr. 4) Code V (A) (D) Shares Explanation of Responses: (1) Reflects shares acquired by the Reporting Person under an automatic dividend reinvestment plan. Reporting of this acquisition was deferred under Rule 16a-6(a); however, because of the Reporting Person's purchase of shares on April 30, 2024, the reporting of the acquisition is no longer deferred and is being reported on this Form 4 in accordance with Rule 16a-6(b). (2) As of April 30, 2024, common stock purchases for the Reporting Person through an automatic dividend reinvestment plan have exceeded the aggregated small acquisition market value of $10,000, as set forth in Rule 16a-6, and are therefore being reported prior to a Form 5 filing. (3) Mr. Nelson holds an aggregate 90% equity interest in AJ Investment Co LLC. AJ Investment Co LLC is the direct owner of 8,523 shares of Common Stock. Mr. Nelson disclaims beneficial ownership of the shares of Common Stock directly owned by AJ Investment Co LLC for purposes of Section 16, except to the extent of his pecuniary interest in approximately 7,671 shares. Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Nelson Andrew C C/O INVESTAR HOLDING CORPORATION X 10500 COURSEY BLVD. BATON ROUGE, LA 70816 Signatures /s/ Andrew C. Nelson, M.D 5/2/2024 ** 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.