IONIS PHARMACEUTICALS INC - IONS
All tracked SEC files for this issuer. Showing up to 200 latest records.
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Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 144
Latest filed: May 15, 2026
| Form | Count |
|---|---|
| 4 | 66 |
| 144 | 57 |
| 8-K | 9 |
| SCHEDULE 13G/A | 5 |
| 144/A | 4 |
| 4/A | 2 |
| SCHEDULE 13G | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 15, 2026 | 4 | May 13, 2026 | 0000874015-26-000185 | View |
| May 15, 2026 | SCHEDULE 13G/A | — | 0001897612-26-000462 | View |
| May 14, 2026 | SCHEDULE 13G/A | — | 0001422849-26-000098 | View |
| May 13, 2026 | 144 | — | 0001972481-26-000157 | View |
| May 06, 2026 | 4 | May 04, 2026 | 0000874015-26-000183 | View |
| May 05, 2026 | 4 | May 01, 2026 | 0000874015-26-000182 | View |
| May 04, 2026 | 144 | — | 0001972481-26-000144 | View |
| Apr 30, 2026 | 4 | Apr 28, 2026 | 0000874015-26-000179 | View |
| Apr 30, 2026 | SCHEDULE 13G | — | 0002100119-26-000716 | View |
| Apr 29, 2026 | 8-K | Apr 29, 2026 | 0001140361-26-017637 | View |
| Apr 28, 2026 | 144 | — | 0001972481-26-000138 | View |
| Apr 21, 2026 | 8-K | Apr 21, 2026 | 0001140361-26-015801 | View |
| Apr 17, 2026 | 4 | Apr 15, 2026 | 0000874015-26-000169 | View |
| Apr 17, 2026 | 4 | Apr 15, 2026 | 0000874015-26-000170 | View |
| Apr 17, 2026 | 4 | Apr 15, 2026 | 0000874015-26-000171 | View |
| Apr 17, 2026 | 4 | Apr 15, 2026 | 0000874015-26-000172 | View |
| Apr 16, 2026 | 144 | — | 0000874015-26-000162 | View |
| Apr 16, 2026 | 144 | — | 0000874015-26-000163 | View |
| Apr 16, 2026 | 144 | — | 0000874015-26-000164 | View |
| Apr 02, 2026 | 4 | Apr 02, 2026 | 0000874015-26-000160 | View |
| Apr 02, 2026 | 4 | Apr 01, 2026 | 0000874015-26-000161 | View |
| Mar 31, 2026 | 144 | — | 0001972481-26-000123 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001551 | View |
| Mar 24, 2026 | 144/A | — | 0001972481-26-000116 | View |
| Mar 23, 2026 | 4 | Mar 19, 2026 | 0000874015-26-000152 | View |
| Mar 19, 2026 | 144 | — | 0001972481-26-000114 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0000874015-26-000146 | View |
| Mar 16, 2026 | 144 | — | 0001972481-26-000103 | View |
| Mar 11, 2026 | 4 | Mar 10, 2026 | 0000874015-26-000142 | View |
| Mar 11, 2026 | 4 | Mar 09, 2026 | 0000874015-26-000143 | View |
| Mar 11, 2026 | 4 | Mar 09, 2026 | 0000874015-26-000144 | View |
| Mar 10, 2026 | 144 | — | 0001972481-26-000093 | View |
| Mar 09, 2026 | 144 | — | 0001972481-26-000092 | View |
| Mar 09, 2026 | 8-K | Mar 03, 2026 | 0001140361-26-008340 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000133 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000134 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000135 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000136 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000137 | View |
| Mar 05, 2026 | 4 | Mar 03, 2026 | 0000874015-26-000138 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000874015-26-000121 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000874015-26-000122 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000874015-26-000123 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000874015-26-000124 | View |
| Mar 03, 2026 | 4 | Feb 27, 2026 | 0000874015-26-000125 | View |
| Mar 03, 2026 | 144 | — | 0001972481-26-000077 | View |
| Mar 03, 2026 | 144 | — | 0001972481-26-000078 | View |
| Mar 03, 2026 | 144 | — | 0001972481-26-000080 | View |
| Mar 03, 2026 | 144 | — | 0001972481-26-000081 | View |
| Mar 03, 2026 | 144 | — | 0001972481-26-000082 | View |
| Mar 03, 2026 | 144/A | — | 0001972481-26-000083 | View |
| Mar 02, 2026 | 8-K | Feb 26, 2026 | 0000703351-26-000008 | View |
| Feb 25, 2026 | 8-K | Feb 25, 2026 | 0001140361-26-006718 | View |
| Feb 17, 2026 | SCHEDULE 13G/A | — | 0001897612-26-000248 | View |
| Feb 13, 2026 | 144 | — | 0001959173-26-000957 | View |
| Feb 13, 2026 | 144 | — | 0001972481-26-000055 | View |
| Feb 13, 2026 | 4 | Feb 11, 2026 | 0000874015-26-000110 | View |
| Feb 13, 2026 | 4 | Feb 13, 2026 | 0000874015-26-000111 | View |
| Feb 13, 2026 | 4/A | Feb 02, 2026 | 0000874015-26-000112 | View |
| Feb 11, 2026 | 144 | — | 0001959173-26-000851 | View |
| Feb 11, 2026 | 144 | — | 0001972481-26-000053 | View |
| Feb 10, 2026 | 4 | Feb 06, 2026 | 0000874015-26-000106 | View |
| Feb 09, 2026 | 144 | — | 0001959173-26-000770 | View |
| Feb 06, 2026 | 144 | — | 0001959173-26-000715 | View |
| Feb 06, 2026 | 144 | — | 0001972481-26-000045 | View |
| Feb 05, 2026 | 144 | — | 0001959173-26-000665 | View |
| Feb 04, 2026 | 144 | — | 0001959173-26-000622 | View |
| Feb 04, 2026 | 4 | Feb 02, 2026 | 0000874015-26-000104 | View |
| Feb 03, 2026 | 144 | — | 0001959173-26-000562 | View |
| Feb 02, 2026 | 144 | — | 0001959173-26-000521 | View |
| Feb 02, 2026 | 144 | — | 0001972481-26-000034 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000095 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000096 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000097 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000098 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000099 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000100 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000101 | View |
| Feb 02, 2026 | 4 | Jan 29, 2026 | 0000874015-26-000102 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000078 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000080 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000081 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000082 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000083 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000084 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000085 | View |
| Jan 30, 2026 | 144 | — | 0000874015-26-000086 | View |
| Jan 29, 2026 | 144 | — | 0001959173-26-000472 | View |
| Jan 29, 2026 | 144 | — | 0001959173-26-000482 | View |
| Jan 28, 2026 | 8-K | Jan 28, 2026 | 0000703351-26-000004 | View |
| Jan 23, 2026 | 144/A | — | 0001972481-26-000032 | View |
| Jan 23, 2026 | 4 | Jan 22, 2026 | 0000874015-26-000077 | View |
| Jan 22, 2026 | 144 | — | 0001972481-26-000027 | View |
| Jan 21, 2026 | 144 | — | 0000874015-26-000075 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000061 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000062 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000063 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000064 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000065 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000066 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000067 | View |
| Jan 20, 2026 | 4/A | Jan 02, 2026 | 0000874015-26-000068 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000069 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000070 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000071 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000072 | View |
| Jan 20, 2026 | 4 | Jan 15, 2026 | 0000874015-26-000073 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000030 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000031 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000033 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000034 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000035 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000036 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000037 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000038 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000040 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000043 | View |
| Jan 16, 2026 | 144 | — | 0000874015-26-000045 | View |
| Jan 12, 2026 | 8-K | Jan 12, 2026 | 0001140361-26-000893 | View |
| Jan 09, 2026 | 4 | Jan 07, 2026 | 0000874015-26-000029 | View |
| Jan 07, 2026 | SCHEDULE 13G/A | — | 0001422849-26-000001 | View |
| Jan 07, 2026 | 8-K | Jan 07, 2026 | 0001140361-26-000435 | View |
| Jan 07, 2026 | 144 | — | 0001972481-26-000017 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000016 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000017 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000018 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000019 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000020 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000022 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000023 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000024 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000025 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000026 | View |
| Jan 06, 2026 | 4 | Jan 02, 2026 | 0000874015-26-000027 | View |
| Jan 02, 2026 | 144 | — | 0001972481-26-000010 | View |
| Dec 03, 2025 | 4 | Dec 01, 2025 | 0000874015-25-000288 | View |
| Dec 01, 2025 | 144 | — | 0001958244-25-004498 | View |
| Dec 01, 2025 | 144/A | — | 0001958244-25-004499 | View |
| Nov 28, 2025 | 4 | Nov 25, 2025 | 0000874015-25-000285 | View |
| Nov 28, 2025 | 4 | Nov 25, 2025 | 0000874015-25-000286 | View |
| Nov 25, 2025 | 144 | — | 0001959173-25-007287 | View |
| Nov 25, 2025 | 144 | — | 0001969223-25-000992 | View |
| Nov 25, 2025 | 144 | — | 0001972481-25-000287 | View |
| Nov 24, 2025 | 8-K | Nov 20, 2025 | 0000703351-25-000051 | View |