0001437749-23-033491.txt : 20231204 0001437749-23-033491.hdr.sgml : 20231204 20231204153514 ACCESSION NUMBER: 0001437749-23-033491 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231201 FILED AS OF DATE: 20231204 DATE AS OF CHANGE: 20231204 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: DAVIS MICHAEL A / CENTRAL INDEX KEY: 0001201156 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-14602 FILM NUMBER: 231462771 MAIL ADDRESS: STREET 1: 1621 JUANITA LANE CITY: TIBURON STATE: CA ZIP: 94920 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CYANOTECH CORP CENTRAL INDEX KEY: 0000768408 STANDARD INDUSTRIAL CLASSIFICATION: MEDICINAL CHEMICALS & BOTANICAL PRODUCTS [2833] IRS NUMBER: 911206026 STATE OF INCORPORATION: NV FISCAL YEAR END: 0331 BUSINESS ADDRESS: STREET 1: 73-4460 QUEEN KAAHUMANU HWY STREET 2: SUITE 102 CITY: KAILUA KONA STATE: HI ZIP: 96740 BUSINESS PHONE: 8083261353 MAIL ADDRESS: STREET 1: 73-4460 QUEEN KAAHUMANU HWY STREET 2: SUITE 102 CITY: KAILUA-KONA STATE: HI ZIP: 96740 4 1 rdgdoc.xml FORM 4 MD X0508 4 2023-12-01 0000768408 CYANOTECH CORP CYAN 0001201156 DAVIS MICHAEL A / CYANOTECH CORPORATION 73-4460 QUEEN KAAHUMANU HWY #102 KAILUA-KONA HI 96740 1 1 0 Cyanotech Corporation Common Stock 2023-12-01 4 P 0 39455 0.90 A 646736 I By self as trustee of the Michael Arlen Davis Revocable Trust Cyanotech Corporation Common Stock 12119 D Cyanotech Corporation Common Stock 31250 I By Spouse Cyanotech Corporation Common Stock 150000 I By self as co-trustee for the Nyracai Davis Irr. Trust and the Nettizanne J. Davis Irr. Trust Cyanotech Corporation Common Stock 58000 I By self as trustee for Nettizanne Johnstone Davis GST Exempt Trust Cyanotech Corporation Common Stock 58789 I By self as trustee for Nyracai Johnstone Davis GST Exempt Trust /s/Laura L. Taylor, by Power of Attorney 2023-12-04