Brian Birchler
EVP, Corp and Development Ops · 5 filings · Latest: Aug 31, 2026
IONIS PHARMACEUTICALS INC
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
IONS | Brian Birchler | EVP, Corp and Development Ops | Apr 16, 2026 | Sale | $75.04 | 973 | $73.0K | 67,500 | |
IONS | Brian Birchler | EVP, Corp and Development Ops | Apr 15, 2026 | Option Exercise | $0.00 | 1,875 | — | 68,473 | |
IONS | Birchler Brian | — | Apr 16, 2026 | Proposed Sale | $75.40 | 973 | $73.4K | — | |
IONS | Brian Birchler | EVP, Corp and Development Ops | Jan 30, 2026 | Sale | $83.03 | 6,179 | $513.0K | 66,247 | |
IONS | Birchler Brian | — | Jan 30, 2026 | Proposed Sale | $82.91 | 6,179 | $512.3K | — | |
IONS | Brian Birchler | EVP, Corp and Development Ops | Jan 16, 2026 | Sale | $75.11 | 8,480 | $636.9K | 60,435 | |
IONS | Brian Birchler | EVP, Corp and Development Ops | Jan 15, 2026 | Option Exercise | $0.00 | 20,089 | — | 68,915 | |
IONS | Birchler Brian | — | Jan 16, 2026 | Proposed Sale | $76.22 | 8,480 | $646.4K | — | |
IONS | Birchler Brian | — | Oct 14, 2025 | Proposed Sale | $72.00 | 31,900 | $2.3M | — | |
IONS | Birchler Brian | — | Apr 16, 2025 | Proposed Sale | $28.37 | 680 | $19.3K | — | |
IONS | Birchler Brian | — | Jan 16, 2025 | Proposed Sale | $32.70 | 5,400 | $176.6K | — |