0001973141-24-000249.txt : 20240503 0001973141-24-000249.hdr.sgml : 20240503 20240503160954 ACCESSION NUMBER: 0001973141-24-000249 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240503 DATE AS OF CHANGE: 20240503 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: IONIS PHARMACEUTICALS INC CENTRAL INDEX KEY: 0000874015 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] ORGANIZATION NAME: 03 Life Sciences IRS NUMBER: 330336973 STATE OF INCORPORATION: CA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 000-19125 FILM NUMBER: 24913141 BUSINESS ADDRESS: STREET 1: 2855 GAZELLE COURT CITY: CARLSBAD STATE: CA ZIP: 92010 BUSINESS PHONE: 7609319200 MAIL ADDRESS: STREET 1: 2855 GAZELLE COURT CITY: CARLSBAD STATE: CA ZIP: 92010 FORMER COMPANY: FORMER CONFORMED NAME: ISIS PHARMACEUTICALS INC DATE OF NAME CHANGE: 19930328 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: KLEIN JOSEPH III CENTRAL INDEX KEY: 0001206369 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: C/O GENAISSANCE PHARMACEUTICALS INC STREET 2: FIVE SCIENCE PARK CITY: NEW HAVEN STATE: CT ZIP: 06511 144 1 primary_doc.xml 144 0001206369 XXXXXXXX LIVE 0000874015 IONIS PHARMACEUTICALS INC 000-19125 2855 GAZELLE COURT CARLSBAD CA 92010 7609319200 KLEIN JOSEPH III Director Common UBS Financial Services, Inc.

1000 Harbor Blvd 3rd Floor Weehawken NJ 07086

6000 261240.00 145751797 05/03/2024 NASDAQ COMMON 07/06/2020 Compensation Issuer N 6000 07/06/2020 NA Y 2,000 shares represented in this filing are being sold under the 2011 Lucy S. Klein Trust, 2,000 shares being sold under the 2011 Noah Z. Klein Trust and 2,000 shares being sold under the 2011 Alexander J. Klein Trust. 05/03/2024 01/03/2024 /s/ UBS Financial Services Inc, as attorney-in-fact for Judith S Sandler