IONIS PHARMACEUTICALS INC SEC EDGAR Filings (CIK 0000874015)

SEC EDGAR filings, ownership reports, and insider transactions for IONIS PHARMACEUTICALS INC.

Symbol
IONS on Nasdaq
Industry
Pharmaceutical Preparations (Office Of Life Sciences)
Business address
2855 Gazelle Court, Carlsbad, CA, 92010
State of incorporation
CA
Fiscal year end
31 December
Former names
ISIS PHARMACEUTICALS INC (to 18 Dec 2015)
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IONIS PHARMACEUTICALS INC has filed 2,570 SEC EDGAR filings since 12 Jun 1996

Latest Filings

Recent SEC filings for IONIS PHARMACEUTICALS INC including 144, 4, 144/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 06 Feb 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Feb 2026 02 Feb 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Feb 2026 29 Jan 2026
144 Open 144 document View SEC filing for 144 02 Feb 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 30 Jan 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Jan 2026 22 Jan 2026
144/A Open 144/A document View SEC filing for 144/A 23 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 22 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 21 Jan 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 20 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jan 2026 15 Jan 2026
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2026 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Jan 2026 12 Jan 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Jan 2026 07 Jan 2026
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Jan 2026 005-41771
144 Open 144 document View SEC filing for 144 07 Jan 2026 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 07 Jan 2026 07 Jan 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 06 Jan 2026 21 Dec 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2026 02 Jan 2026
144 Open 144 document View SEC filing for 144 02 Jan 2026 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Dec 2025 01 Dec 2025
144/A Open 144/A document View SEC filing for 144/A 01 Dec 2025 000-19125
144 Open 144 document View SEC filing for 144 01 Dec 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Nov 2025 25 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Nov 2025 25 Nov 2025
144 Open 144 document View SEC filing for 144 25 Nov 2025 000-19125
144 Open 144 document View SEC filing for 144 25 Nov 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2025 18 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2025 19 Nov 2025
144 Open 144 document View SEC filing for 144 19 Nov 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 17 Nov 2025 11 Nov 2025 000-19125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Nov 2025 005-41771
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Nov 2025 08 Nov 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Nov 2025 06 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 Nov 2025 05 Nov 2025
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 07 Nov 2025 03 Nov 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Nov 2025 30 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Nov 2025 31 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Nov 2025 31 Oct 2025
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A 8-K/A 03 Nov 2025 28 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 30 Oct 2025 000-19125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS, INC. 10-Q 9-30-2025 29 Oct 2025 30 Sep 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Oct 2025 29 Oct 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Oct 2025 15 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Oct 2025 15 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Oct 2025 15 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Oct 2025 14 Oct 2025
144 Open 144 document View SEC filing for 144 15 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 15 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 14 Oct 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Oct 2025 06 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Oct 2025 06 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Oct 2025 06 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Oct 2025 06 Oct 2025
144 Open 144 document View SEC filing for 144 06 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 06 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 06 Oct 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Oct 2025 01 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Oct 2025 01 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Oct 2025 02 Oct 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Oct 2025 02 Oct 2025
144 Open 144 document View SEC filing for 144 02 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 01 Oct 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2025 29 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2025 30 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2025 30 Sep 2025
144 Open 144 document View SEC filing for 144 01 Oct 2025 000-19125
144 Open 144 document View SEC filing for 144 30 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 30 Sep 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Sep 2025 22 Sep 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 16 Sep 2025 12 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Sep 2025 09 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 11 Sep 2025 09 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Sep 2025 05 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Sep 2025 05 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 02 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2025 03 Sep 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2025 29 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2025 29 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2025 29 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2025 29 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2025 29 Aug 2025
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 03 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 02 Sep 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Sep 2025 02 Sep 2025 000-19125
144 Open 144 document View SEC filing for 144 29 Aug 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Aug 2025 22 Aug 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Aug 2025 21 Aug 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Aug 2025 18 Aug 2025
144 Open 144 document View SEC filing for 144 18 Aug 2025 000-19125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 12 Aug 2025 005-41771
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Aug 2025 06 Aug 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Aug 2025 05 Aug 2025
144 Open 144 document View SEC filing for 144 06 Aug 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Aug 2025 04 Aug 2025
144 Open 144 document View SEC filing for 144 05 Aug 2025 000-19125
144 Open 144 document View SEC filing for 144 04 Aug 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Aug 2025 30 Jul 2025
144 Open 144 document View SEC filing for 144 30 Jul 2025 000-19125
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 S-8 30 Jul 2025 333-289093
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS, INC. 10-Q 6-30-2025 30 Jul 2025 30 Jun 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Jul 2025 30 Jul 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2025 15 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 Jul 2025 11 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2025 01 Jul 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Jun 2025 12 Jun 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Jun 2025 05 Jun 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 May 2025 19 May 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 May 2025 01 May 2025
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS, INC. 10-Q 3-31-2025 30 Apr 2025 31 Mar 2025 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Apr 2025 30 Apr 2025 000-19125
ARS Open ARS document View SEC filing for ARS ARS 25 Apr 2025 31 Dec 2024 000-19125
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 25 Apr 2025 000-19125
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 25 Apr 2025 05 Jun 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Apr 2025 15 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Apr 2025 15 Apr 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Apr 2025 15 Apr 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 17 Apr 2025 005-41771
144 Open 144 document View SEC filing for 144 16 Apr 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Apr 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Apr 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Mar 2025 11 Mar 2025
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Mar 2025 11 Mar 2025 000-19125
144 Open 144 document View SEC filing for 144 11 Mar 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Mar 2025 28 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2025 20 Feb 2025
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K IONIS PHARMACEUTICALS, INC. 10-K 12-31-2024 19 Feb 2025 31 Dec 2024 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Feb 2025 19 Feb 2025 000-19125
SCHEDULE 13G Open SCHEDULE 13G document View SEC filing for SCHEDULE 13G 13 Feb 2025 005-41771
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 07 Feb 2025 005-41771
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Feb 2025 04 Feb 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Feb 2025 04 Feb 2025
144/A Open 144/A document View SEC filing for 144/A 04 Feb 2025 000-19125
144 Open 144 document View SEC filing for 144 04 Feb 2025 000-19125
144 Open 144 document View SEC filing for 144 04 Feb 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Feb 2025 30 Jan 2025
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 31 Jan 2025 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jan 2025 15 Jan 2025
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
144 Open 144 document View SEC filing for 144 16 Jan 2025 000-19125
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 08 Jan 2025 005-41771
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jan 2025 02 Jan 2025
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Dec 2024 23 Dec 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Dec 2024 19 Dec 2024 000-19125
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Nov 2024 005-41771
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2024 12 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2024 12 Nov 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Nov 2024 12 Nov 2024
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 14 Nov 2024 005-41771
144/A Open 144/A document View SEC filing for 144/A 13 Nov 2024 000-19125
144 Open 144 document View SEC filing for 144 12 Nov 2024 000-19125
144 Open 144 document View SEC filing for 144 12 Nov 2024 000-19125
144 Open 144 document View SEC filing for 144 12 Nov 2024 000-19125
SC 13G Open SC 13G document View SEC filing for SC 13G SEC SCHEDULE 13G 08 Nov 2024 005-41771
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS, INC. 10-Q 9-30-2024 06 Nov 2024 30 Sep 2024 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2024 06 Nov 2024 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Oct 2024 15 Oct 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Oct 2024 15 Oct 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Oct 2024 29 Sep 2024
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 01 Oct 2024 29 Sep 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 12 Sep 2024 09 Sep 2024 000-19125
424B5 Open 424B5 document | Open XBRL data View SEC filing for 424B5 424B5 10 Sep 2024 333-275741
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Sep 2024 09 Sep 2024 000-19125
424B5 Open 424B5 document View SEC filing for 424B5 424B5 09 Sep 2024 333-275741
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Sep 2024 30 Aug 2024
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
144/A Open 144/A document View SEC filing for 144/A 04 Sep 2024 000-19125
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 04 Sep 2024 02 Feb 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Sep 2024 28 Aug 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Aug 2024 05 Aug 2024
144 Open 144 document View SEC filing for 144 05 Aug 2024 000-19125
S-8 Open S-8 document | Open XBRL data View SEC filing for S-8 S-8 05 Aug 2024 333-281242
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS INC 10-Q 6-30-2024 01 Aug 2024 30 Jun 2024 000-19125
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4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Jul 2021 15 Jul 2021
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Jul 2021 15 Jul 2021
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Jul 2021 15 Jul 2021
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4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jul 2021 01 Jul 2021
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4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Dec 2019 04 Dec 2019
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4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Dec 2019 02 Dec 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Nov 2019 25 Nov 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Nov 2019 25 Nov 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Nov 2019 20 Nov 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Nov 2019 20 Nov 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 21 Nov 2019 19 Nov 2019
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS INC 10-Q 9-30-2019 06 Nov 2019 30 Sep 2019 000-19125
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 06 Nov 2019 06 Nov 2019 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Oct 2019 15 Oct 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Oct 2019 15 Oct 2019
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 30 Sep 2019 27 Sep 2019 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Aug 2019 20 Aug 2019
S-8 Open S-8 document View SEC filing for S-8 S-8 08 Aug 2019 333-233143
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS INC 10-Q 6-30-2019 08 Aug 2019 30 Jun 2019 000-19125
8-K Open 8-K document View SEC filing for 8-K 8-K 07 Aug 2019 07 Aug 2019 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Jul 2019 18 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jul 2019 15 Jul 2019
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jul 2019 01 Jul 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jun 2019 24 Jun 2019
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Jun 2019 10 Jun 2019
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Jun 2019 10 Jun 2019 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Jun 2019 10 Jun 2019
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 12 Jun 2019 10 Jun 2019
8-K Open 8-K document View SEC filing for 8-K 8-K 11 Jun 2019 06 Jun 2019 000-19125
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 06 Jun 2019 04 Jun 2019
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 29 May 2019 000-19125
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q IONIS PHARMACEUTICALS INC 10-Q 3-31-2019 09 May 2019 31 Mar 2019 000-19125
8-K Open 8-K document View SEC filing for 8-K 8-K 09 May 2019 09 May 2019 000-19125

About this filer

IONIS PHARMACEUTICALS INC files with the SEC under CIK 0000874015. This page aggregates EDGAR filings and related ownership activity.

Industry: Pharmaceutical Preparations.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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