Andrea Pfeifer, Chief Executive Officer at AC Immune SA (ACIU), sold 10,000 shares at $2.79 ($28K) on 2026-05-15, disclosed to the SEC on 2026-05-18.
Open-market sale of $28k ACIU by Chief Executive Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
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