NASDAQ: ACIU
Ac Immune Sa Stock Ownership - Who owns Ac Immune Sa?

Insider buying vs selling

Have Ac Immune Sa insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Andrea PfeiferChief Executive Officer2026-05-1510,000$2.79
$27.93kSell
Andrea PfeiferChief Executive Officer2026-04-1510,000$3.14
$31.43kBuy
Andrea PfeiferChief Executive Officer2026-04-1510,000$3.14
$31.43kSell

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Net Insider Buy/Sell (L12M) Ownership

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ACIU Shareholders

What type of owners hold Ac Immune Sa stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Andrea Pfeifer3.77%3,834,288$9.66MInsider
Christopher James Roberts0.15%155,382$391.56kInsider
Piergiorgio Donati0.14%141,120$355.62kInsider
Roy Ervin Twyman0.09%92,556$233.24kInsider
Monika Buetler0.07%71,656$180.57kInsider
Martin Zuegel0.07%71,408$179.95kInsider
Carl Howard June0.07%67,556$170.24kInsider
Renee Aguiarlucander0.05%51,136$128.86kInsider
Bvfinc0.02%19,822$49.95kInstitution
Bvf Inc0.02%19,822$49.95kInstitution

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ACIU vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ACIU0.02%4.41%Net Selling
STRO0.10%92.08%Net BuyingNet Selling
IFRX0.06%2.95%
IMRX0.05%22.20%Net Buying
PALI0.10%6.97%Net SellingNet Selling

Ac Immune Sa Stock Ownership FAQ

Who owns Ac Immune Sa?

Ac Immune Sa (NASDAQ: ACIU) is owned by 0.02% institutional shareholders, 4.41% Ac Immune Sa insiders, and 95.57% retail investors. Andrea Pfeifer is the largest individual Ac Immune Sa shareholder, owning 3.83M shares representing 3.77% of the company. Andrea Pfeifer's Ac Immune Sa shares are currently valued at $10.01M.

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