0002155938-26-000001.txt : 20260918 0002155938-26-000001.hdr.sgml : 20260918 20260917195326 ACCESSION NUMBER: 0002155938-26-000001 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: 20260918 DATE AS OF CHANGE: 20260917 EFFECTIVENESS DATE: 20260918 FILER: COMPANY DATA: COMPANY CONFORMED NAME: COLOSSAL BIO OPPORTUNITIES, LLC CENTRAL INDEX KEY: 0002155938 ORGANIZATION NAME: EIN: 425118649 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: D SEC ACT: 1933 Act SEC FILE NUMBER: 021-598027 FILM NUMBER: 261388160 BUSINESS ADDRESS: STREET 1: 251 LITTLE FALLS DRIVE CITY: WILMINGTON STATE: DE ZIP: 19808 BUSINESS PHONE: 302 421 6100 MAIL ADDRESS: STREET 1: 251 LITTLE FALLS DRIVE CITY: WILMINGTON STATE: DE ZIP: 19808 D 1 primary_doc.xml X0708 D LIVE 0002155938 COLOSSAL BIO OPPORTUNITIES, LLC 251 LITTLE FALLS DRIVE WILMINGTON DE DELAWARE 19808 302 421 6100 DELAWARE None None Limited Liability Company true 2026 David Mehlman 417 S Barrington Ave Los Angeles CA CALIFORNIA 90049-6429 Director Other Banking and Financial Services No Revenues 06b false 2026-09-04 false true false 25000 15000000 2200000 12800000 false 8 0 0 0 false COLOSSAL BIO OPPORTUNITIES, LLC David Mehlman David Mehlman Manager 2026-09-17