AC Immune SA (ACIU)
Data as of , from SEC Form 4 filings.
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Andrea Pfeifer - OfficerOpen-market sale$28K- Andrea Pfeifer - OfficerOpen-market purchase$31K
- Roy Ervin Twyman
About AC Immune SA (ACIU)
AC Immune SA is an SEC registrant, filing under CIK 0001651625, classified as pharmaceutical preparations. We track it alongside the rest of the Health Care sector.
ACIU Form 4 activity by transaction type, last 90 days
No Form 4 activity for ACIU in the last 90 days.
ACIU insider transactions (Form 4)
127 Form 4 filings on record, the earliest from Apr 16, 2026, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Roy Ervin Twyman - Director | Grant or award | Common Share | 16,568 footnote F1 | $0.00 footnote F2 | - | |
| Roy Ervin Twyman - Director | Grant or award | Share Option (right to buy) | 38,889 | $0.00 | - | |
| ||||||
| Renee Aguiar-Lucander - Director | Grant or award | Common Share | 16,568 | $0.00 footnote F1 | - | |
| Renee Aguiar-Lucander - Director | Grant or award | Share Option (right to buy) | 38,889 | $0.00 | - | |
| ||||||
| Martin Zuegel - Officer | Grant or award | Share Option (right to buy) | 77,778 | $0.00 | - | |
| Martin Zuegel - Officer | Grant or award | Common Share | 33,136 | $0.00 footnote F1 | - | |
| ||||||
| Monika Buetler - Director | Grant or award | Common Share | 17,751 | $0.00 footnote F1 | - | |
| Monika Buetler - Director | Grant or award | Share Option (right to buy) | 41,667 | $0.00 | - | |
| ||||||
| Carl Howard June - Director | Grant or award | Share Option (right to buy) | 38,889 | $0.00 | - | |
| Carl Howard June - Director | Grant or award | Common Share | 16,568 | $0.00 footnote F1 | - | |
| ||||||
| Andrea Pfeifer - Officer | Open-market sale | Common Share | 10,000 | $2.79 footnote F1 | $28K | |
| ||||||
| Andrea Pfeifer - Officer | Open-market purchase | Share | 10,000 | $3.14 footnote F2 | $31K | |
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Recent ACIU Form 144 notices of proposed sale
1An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR |
ACIU insider trading FAQ
What is the latest insider trade for ACIU?
AC Immune SA (ACIU) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-06-15. The full record for ACIU runs to 7 Form 4 filings, the earliest from 2026-04-16. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ACIU stock?
No insider purchases of ACIU were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling ACIU stock?
No insider sales of ACIU were filed in the last 90 days. 1 sale is on record for this company.
Where can I see ACIU SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ACIU Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
7The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Roy Ervin Twyman view on EDGAR
- - Renee Aguiar-Lucander view on EDGAR
- - Martin Zuegel view on EDGAR
- - Monika Buetler view on EDGAR
- - Carl Howard June view on EDGAR
- - Andrea Pfeifer view on EDGAR
- - Andrea Pfeifer view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where ACIU's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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- ACIU on your watchlist
- Every ACIU Form 4 filing on record
- Up to 3 months of ACIU price history
- The daily trading plan of ranked insider buys, on a delay, with the plan archive
