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 |
|---|---|---|---|---|---|---|
| 2026-06-01 | BERTHELSEN SPENCER R Director | Sale 10b5-1 | −8,000 | $75.67 | $605K | 156,013 |
| 2026-06-01 | BERTHELSEN SPENCER R Director | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −8,000 | 8,000 | ||
| 2026-05-14 | Monia Brett P Chief Executive Officer | Option exercise 10b5-1 | +3,220 | $32.60 | $105K | 245,882 |
| 2026-05-14 | Monia Brett P Chief Executive Officer | Sale 10b5-1 | −3,220 | $78.68 | $253K | 242,662 |
| 2026-05-14 | Monia Brett P Chief Executive Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −3,220 | 35,637 | ||
| 2026-05-13 | Monia Brett P Chief Executive Officer | Option exercise 10b5-1 | +1,316 | $32.60 | $43K | 243,978 |
| 2026-05-13 | Monia Brett P Chief Executive Officer | Sale 10b5-1 | −1,316 | $78.01 | $103K | 242,662 |
| 2026-05-13 | Monia Brett P Chief Executive Officer | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −1,316 | 38,857 | ||
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +10,968 | $38.06 | $417K | 47,298 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +12,000 | $40.05 | $481K | 59,298 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +10,321 | $41.08 | $424K | 69,619 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +16,000 | $42.88 | $686K | 85,619 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +12,000 | $60.20 | $722K | 97,619 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise 10b5-1 | +16,000 | $64.80 | $1.0M | 113,619 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Sale 10b5-1 | −59,508 | $74.90 | $4.5M | 54,111 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Sale 10b5-1 | −17,781 | $75.58 | $1.3M | 36,330 |
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −10,968 | 0 | ||
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −12,000 | 0 | ||
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −10,321 | 0 | ||
| 2026-05-04 | LOSCALZO JOSEPH Director | Option exercise · Non-Qualified Stock Option (right to buy) 10b5-1 | −16,000 | 0 |
Page 5 of 18 · 360 trades