0001628280-23-030108.txt : 20230821 0001628280-23-030108.hdr.sgml : 20230821 20230821160355 ACCESSION NUMBER: 0001628280-23-030108 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230818 FILED AS OF DATE: 20230821 DATE AS OF CHANGE: 20230821 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: PARKER MARK S CENTRAL INDEX KEY: 0001915363 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39773 FILM NUMBER: 231189124 MAIL ADDRESS: STREET 1: C/O HYDROFARM HOLDINGS GROUP, INC. STREET 2: 1510 MAIN STREET CITY: SHOEMAKERSVILLE STATE: PA ZIP: 19526 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: HYDROFARM HOLDINGS GROUP, INC. CENTRAL INDEX KEY: 0001695295 STANDARD INDUSTRIAL CLASSIFICATION: WHOLESALE-MISCELLANEOUS NONDURABLE GOODS [5190] IRS NUMBER: 814895761 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1510 MAIN STREET CITY: SHOEMAKERSVILLE STATE: PA ZIP: 19555 BUSINESS PHONE: 707-765-9990 MAIL ADDRESS: STREET 1: 1510 MAIN STREET CITY: SHOEMAKERSVILLE STATE: PA ZIP: 19555 FORMER COMPANY: FORMER CONFORMED NAME: Hydrofarm Holdings Group, Inc. DATE OF NAME CHANGE: 20180830 FORMER COMPANY: FORMER CONFORMED NAME: Innovation Acquisition One Corp DATE OF NAME CHANGE: 20170120 4 1 wf-form4_169264822369052.xml FORM 4 X0508 4 2023-08-18 0 0001695295 HYDROFARM HOLDINGS GROUP, INC. HYFM 0001915363 PARKER MARK S 1510 MAIN STREET SHOEMAKERSVILLE PA 19555 0 1 0 0 Executive Vice President 0 Common Stock, $0.0001 par value per share 2023-08-18 4 F 0 3625 1.08 D 119578 D Shares withheld to satisfy tax withholding obligation applicable to the vesting of 8,333 stock-settled restricted stock units, which may be settled, on a 1-for-1 basis, only in shares of common stock. Fractional amounts have been rounded to the nearest whole number. /s/ Mark Parker 2023-08-21