InsiderTrades

Form 4/A for ACIU AC Immune SA

Accepted 2026-04-16 12:39:29 ET · period of report 2026-04-15 · accession 0001651625-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
AT 2026-04-16 12:39 2026-04-15 ACIU Pfeifer Andrea CEO, Dir S - Sale $3.14 -10.0K 3.83M -0.3% -$31.4K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Share 2026-04-15 S D 10,000 $3.14 3,830,288 D — — (F1) This Form 4/A amends the Form 4 filed on April 16, 2026, inadvertently reporting in column 3 a purchase of 10,000 shares on behalf of the reporting person. This amendment corrects that filing to reflect that the reporting person sold 10,000 shares. (F2) The price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $3.05 to $3.19, inclusive. (F3) Includes 1,921,005 common shares underlying outstanding restricted share units.