🕵️ AC Immune SA ($ACIU)
SEC insider & ownership activity, last 12 months · CIK 1651625 · every row links its SEC filing
Insider sell value was withheld pending verification over the last 12 months. No red-flag 8-Ks in the window.
🚨 2 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
API and the
alerts bot.
Insider flow
0 buyers, $0 (0 lots) · 1 seller, value withheld pending verification (2 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Andrea M.a Pfeifer | 0 | – | 2 | value withheld pending verification | May 15, 2026 |
5%+ holders
No current 5%+ beneficial-ownership positions on file.
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Andrea M.a Pfeifer | $56K | May 15, 2026 | filing ↗ |
| Andrea M.a Pfeifer | $32K | Apr 15, 2026 | filing ↗ |
| Andrea M.a Pfeifer | $110K | Jan 15, 2026 | filing ↗ |
| Andrea M.a Pfeifer | $141K | Oct 3, 2025 | filing ↗ |
Material events (8-K)
No 8-K filings in the last 12 months.