CIK 0000874015 · Large accelerated filer
IONIS PHARMACEUTICALS INC
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- IONS
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- CA
- Entity type
- operating
- EIN
- 330336973
- Phone
- 7609319200
- Business address
- 2855 GAZELLE COURT, CARLSBAD, CA, 92010
- Former names
- ISIS PHARMACEUTICALS INC
- Open-market buys, last 90 days
- $148,200
- in 1 filing
- Open-market sales, last 90 days
- $61,389
- in 2 filings
Net +$86,811. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-03-03 | BENNETT C FRANK EVP, Chief Scientific Officer | Sale 10b5-1 | −802 | $80.76 | $65K | 80,554 |
| 2026-03-03 | BENNETT C FRANK EVP, Chief Scientific Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −16,463 | 2,406 | ||
| 2026-03-03 | BENNETT C FRANK EVP, Chief Scientific Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −48,626 | 0 | ||
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Sale 10b5-1 | −4,096 | $79.36 | $325K | 41,317 |
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Option exercise 10b5-1 | +820 | $56.78 | $47K | 5,592 |
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Option exercise 10b5-1 | +879 | $32.60 | $29K | 6,471 |
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Sale 10b5-1 | −2,088 | $80.41 | $168K | 4,383 |
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Sale 10b5-1 | −36 | $81.01 | $3K | 4,347 |
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −879 | 1,970 | ||
| 2026-03-03 | Baroldi Joseph EVP, Chief Business Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −820 | 4,104 | ||
| 2026-02-27 | Swayze Eric EVP Research | Other acquisition | +256 | $48.87 | $13K | 32,361 |
| 2026-02-27 | O'NEIL PATRICK R. EVP CLO & General Counsel | Other acquisition | +376 | $48.87 | $18K | 72,359 |
| 2026-02-27 | Monia Brett P Chief Executive Officer | Other acquisition | +484 | $48.87 | $24K | 254,981 |
| 2026-02-27 | Birchler Brian EVP, Corp and Development Ops | Other acquisition | +351 | $48.87 | $17K | 66,598 |
| 2026-02-27 | BENNETT C FRANK EVP, Chief Scientific Officer | Other acquisition | +261 | $48.87 | $13K | 100,554 |
| 2026-02-13 | Swayze Eric EVP Research | Sale 10b5-1 | −9,435 | $81.56 | $770K | 38,312 |
| 2026-02-13 | Swayze Eric EVP Research | Sale 10b5-1 | −6,207 | $82.07 | $509K | 32,105 |
| 2026-02-11 | PARSHALL B LYNNE Director | Sale 10b5-1 | −5,000 | $82.72 | $414K | 56,344 |
| 2026-02-06 | Monia Brett P Chief Executive Officer | Sale 10b5-1 | −29,430 | $85.79 | $2.5M | 254,497 |
| 2026-02-02 | BENNETT C FRANK EVP, Chief Scientific Officer | Other disposition | −0 | 100,293 |
Page 11 of 18 · 360 trades