IONS
Ionis Pharmaceuticals IncCompany with tickers: IONS
Market Cap
$12.95B
Shares Outstanding
165,262,556
CIK
874015
CUSIP
462222100
13F Activity (30d)
33 filings
7 filers
Website
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Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-06-25 | Swayze Eric | Officer | 10,602 | 2026-06-25 | Stifel Nicolaus & Company Inc |
| 2026-06-15 | BERTHELSEN SPENCER R | Director | 8,000 | 2026-06-15 | Fidelity Brokerage Services LLC |
| 2026-06-12 | Kordasiewicz Holly B. | Officer | 60,846 | 2026-06-12 | Stifel Nicolaus & Company Inc |
| 2026-06-01 | BERTHELSEN SPENCER R | Director | 8,000 | 2026-06-01 | Fidelity Brokerage Services LLC |
| 2026-05-13 | Monia Brett P | Officer | 100,000 | 2026-05-13 | Stifel Nicolaus & Company Inc |
| 2026-05-04 | LOSCALZO JOSEPH | Director | 54,321 | 2026-05-04 | Stifel Nicolaus & Company Inc |
| 2026-04-28 | Baroldi Joseph | Officer | 1,626 | 2026-04-28 | Stifel Nicolaus & Company Inc |
| 2026-04-16 | Jenne Kyle | Officer | 4,902 | 2026-04-16 | Morgan Stanley Smith Barney |
| 2026-04-16 | Birchler Brian | Officer | 973 | 2026-04-16 | Morgan Stanley Smith Barney |
| 2026-04-16 | Baroldi Joseph | Officer | 5,619 | 2026-04-16 | Morgan Stanley Smith Barney |
| 2026-03-31 | Diaz Allene M. | Director | 68,800 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-03-19 | Schneider Eugene | Officer | 5,812 | 2026-03-19 | Stifel Nicolaus & Company Inc |
| 2026-03-16 | HOUGEN ELIZABETH L | Officer | 225,200 | 2026-03-16 | Stifel Nicolaus & Company Inc |
| 2026-03-10 | Jenne Kyle | Director | 58,253 | 2026-03-10 | Stifel Nicolaus & Company Inc |
| 2026-03-09 | O'NEIL PATRICK R. | Officer | 13,217 | 2026-03-09 | Stifel Nicolaus & Company Inc |
| 2026-03-03 | Baroldi Joseph | Officer | 4,096 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-03-03 | Devers Shannon L. | Officer | 39,014 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-03-03 | KLEIN JOSEPH III | Director | 65,345 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-03-03 | LOSCALZO JOSEPH | Director | 24,000 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-03-03 | Baroldi Mariana | Officer | 8,198 | 2026-03-03 | Stifel Nicolaus & Company Inc |
| 2026-02-13 | Swayze Eric | Officer | 15,642 | 2026-02-13 | Stifel Nicolaus & Company Inc |
| 2026-02-11 | PARSHALL B LYNNE | Director | 10,000 | 2026-02-11 | Stifel Nicolaus & Company Inc |
| 2026-02-06 | Monia Brett P | Officer | 290,203 | 2026-02-06 | Stifel Nicolaus & Company Inc |
| 2026-02-02 | BENNETT C FRANK | Officer | 85,089 | 2026-02-02 | Stifel Nicolaus & Company Inc |
| 2026-01-30 | Swayze Eric | Officer | 6,179 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | HOUGEN ELIZABETH L | Officer | 6,988 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | Monia Brett P | Officer, Director | 62,970 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | BENNETT C FRANK | Officer | 5,885 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | O'NEIL PATRICK R. | Officer | 6,179 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | Baroldi Joseph | Officer | 5,296 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | Schneider Eugene | Officer | 6,179 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-30 | Birchler Brian | Officer | 6,179 | 2026-01-30 | Morgan Stanley Smith Barney |
| 2026-01-22 | Devers Shannon L. | Officer | 3,977 | 2026-01-22 | Stifel Nicolaus & Company Inc |
| 2026-01-21 | Baroldi Mariana | Member of immediate family of any of the foregoing | 1,171 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Jenne Kyle | Officer | 1,823 | 2025-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | BENNETT C FRANK | Officer | 8,977 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Kordasiewicz Holly B. | Officer | 4,141 | 2025-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Schneider Eugene | Officer | 9,302 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | O'NEIL PATRICK R. | Officer | 9,191 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Birchler Brian | Officer | 8,480 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Swayze Eric | Officer | 9,884 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Devers Shannon L. | Officer | 8,353 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Baroldi Joseph | Officer | 6,999 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | HOUGEN ELIZABETH L | Officer | 12,922 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-16 | Monia Brett P | Officer, Director | 44,034 | 2026-01-16 | Morgan Stanley Smith Barney |
| 2026-01-07 | Devers Shannon L. | Officer | 9,390 | 2026-01-07 | Stifel Nicolaus & Company Inc |
| 2026-01-02 | Swayze Eric | Officer | 23,463 | 2026-01-02 | Stifel Nicolaus & Company Inc |
| 2025-11-25 | KLEIN JOSEPH III | Director | 12,000 | 2025-11-25 | UBS Financial Services, Inc. |
| 2025-11-25 | Devers Shannon L. | Officer | 42,322 | 2025-11-25 | Stifel Nicolaus & Company Inc |
| 2025-10-31 | LOSCALZO JOSEPH | Officer | 16,000 | 2025-10-31 | Stifel Nicolaus & Company Inc |
Showing 1–50 of 174 filings