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 |
|---|---|---|---|---|---|---|
| 2026-01-29 | Birchler Brian EVP, Corp and Development Ops | Grant or award | +11,991 | 72,426 | ||
| 2026-01-29 | BENNETT C FRANK EVP, Chief Scientific Officer | Grant or award | +11,421 | 106,178 | ||
| 2026-01-29 | Baroldi Joseph EVP, Chief Business Officer | Grant or award | +10,278 | 50,709 | ||
| 2026-01-22 | Devers Shannon L. EVP, Chief Human Resources Ofc | Sale 10b5-1 | −3,977 | $81.34 | $323K | 22,541 |
| 2026-01-16 | Swayze Eric EVP Research | Sale | −9,884 | $75.34 | $745K | 41,935 |
| 2026-01-16 | Swayze Eric EVP Research | Sale | −49 | $75.97 | $4K | 318 |
| 2026-01-16 | Schneider Eugene EVP, Chf Clinical Develop Ofcr | Sale | −9,302 | $75.59 | $703K | 63,890 |
| 2026-01-16 | O'NEIL PATRICK R. EVP CLO & General Counsel | Sale | −9,191 | $75.84 | $697K | 66,171 |
| 2026-01-16 | Monia Brett P Chief Executive Officer | Sale | −44,034 | $74.82 | $3.3M | 224,683 |
| 2026-01-16 | Kordasiewicz Holly B. EVP, Chief Development Officer | Sale | −4,141 | $75.66 | $313K | 14,718 |
| 2026-01-16 | Jenne Kyle EVP, Chf GL Pdt Str Ofcr | Sale | −1,823 | $75.96 | $138K | 16,389 |
| 2026-01-16 | HOUGEN ELIZABETH L EVP, Finance & CFO | Sale | −12,922 | $75.22 | $972K | 126,307 |
| 2026-01-16 | Devers Shannon L. EVP, Chief Human Resources Ofc | Sale | −8,353 | $75.95 | $634K | 26,518 |
| 2026-01-16 | Birchler Brian EVP, Corp and Development Ops | Sale | −8,480 | $75.11 | $637K | 60,435 |
| 2026-01-16 | BENNETT C FRANK EVP, Chief Scientific Officer | Sale | −8,977 | $75.15 | $675K | 94,757 |
| 2026-01-16 | Baroldi Joseph EVP, Chief Business Officer | Sale | −6,907 | $75.75 | $523K | 40,431 |
| 2026-01-16 | Baroldi Joseph EVP, Chief Business Officer | Sale | −1,149 | $75.78 | $87K | 4,772 |
| 2026-01-15 | YANG MICHAEL J. Director | Option exercise | +1,930 | 7,940 | ||
| 2026-01-15 | YANG MICHAEL J. Director | Option exercise · Restricted Stock Unit | −1,930 | 7,150 | ||
| 2026-01-15 | Swayze Eric EVP Research | Option exercise | +21,366 | 51,819 |
Page 13 of 18 · 360 trades