0001980518-26-000004.txt : 20260813 0001980518-26-000004.hdr.sgml : 20260813 20260813122144 ACCESSION NUMBER: 0001980518-26-000004 CONFORMED SUBMISSION TYPE: D PUBLIC DOCUMENT COUNT: 1 ITEM INFORMATION: Rule 506(b) provides a "safer harbor" for a private offering FILED AS OF DATE: 20260813 DATE AS OF CHANGE: 20260813 EFFECTIVENESS DATE: 20260813 FILER: COMPANY DATA: COMPANY CONFORMED NAME: HYKU BIOSCIENCES INC. CENTRAL INDEX KEY: 0001980518 ORGANIZATION NAME: EIN: 863072711 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-594131 FILM NUMBER: 261271586 BUSINESS ADDRESS: STREET 1: 35 BEHARRELL ST. CITY: CONCORD STATE: MA ZIP: 01742 BUSINESS PHONE: 877-381-2125 MAIL ADDRESS: STREET 1: 35 BEHARRELL ST. CITY: CONCORD STATE: MA ZIP: 01742 FORMER COMPANY: FORMER CONFORMED NAME: Umbra Therapeutics Inc. DATE OF NAME CHANGE: 20230607 D 1 primary_doc.xml X0708 D LIVE 0001980518 HYKU BIOSCIENCES INC. 35 BEHARRELL ST. CONCORD MA MASSACHUSETTS 01742 877-381-2125 DELAWARE Umbra Therapeutics Inc. Corporation true KLEEM CHAUDHARY 35 BEHARRELL ST. CONCORD MA MASSACHUSETTS 01742 Executive Officer Director MATTHIAS VAN WOENSEL 35 BEHARRELL ST. CONCORD MA MASSACHUSETTS 01742 Director JOHN GUSTOFSON 35 BEHARRELL ST. CONCORD MA MASSACHUSETTS 01742 Director JANWILLEM NAESENS 35 BEHARRELL ST. CONCORD MA MASSACHUSETTS 01742 Director Other Decline to Disclose 06b false 2026-07-30 false true true true false 0 8612446 8612446 0 The amount sold includes $3,968,189 through the issuance of stock upon the conversion of outstanding convertible securities. false 4 0 0 0 false HYKU BIOSCIENCES INC. /s/ Kleem Chaudhary Kleem Chaudhary Chief Executive Officer 2026-08-13