NASDAQ: ACET
Adicet Bio Inc Stock Ownership - Who owns Adicet Bio?

Insider buying vs selling

Have Adicet Bio Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Orbimed Advisors LLC10% Owner2026-04-0840,416$6.52
$263.51kSell
Orbimed Advisors LLC10% Owner2026-04-0832,523$6.29
$204.57kSell
Orbimed Advisors LLC10% Owner2026-04-0729,319$6.53
$191.45kSell
Orbimed Advisors LLC10% Owner2026-04-072,400$6.38
$15.31kSell
Ra Capital Management LP10% Owner2026-02-2074,751$7.27
$543.44kBuy
Ra Capital Management LP10% Owner2026-02-1974,268$7.21
$535.47kBuy
Ra Capital Management LP10% Owner2026-02-1874,577$7.04
$525.02kBuy
Chen SchorPresident CEO2026-01-241,755$8.44
$14.81kSell
Brian Nicholas HarveyChief Financial Officer2026-01-24546$8.44
$4.61kSell
Don HealeyChief Technology Officer2026-01-24535$8.44
$4.52kSell

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Net Insider Buy/Sell (L12M) Ownership

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ACET Shareholders

What type of owners hold Adicet Bio Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Jonathan Silverstein51.60%4,830,387$46.08MInsider
Andrew Sinclair22.79%2,133,085$20.35MInsider
Puretech Health LLC22.64%2,119,696$20.22MInsider
Joan Mannick21.41%2,004,585$19.12MInsider
Yair Chaim Schindel11.80%1,104,460$10.54MInsider
Aya Jakobovits10.59%990,987$9.45MInsider
Ra Capital Management LP9.96%932,624$8.90MInsider
Erez Chimovits9.64%902,885$8.61MInsider
Carl L. Gordon7.03%658,457$6.28MInsider
Orbimed Advisors LLC3.00%280,640$2.68MInsider

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ACET vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ACET0.04%99.96%Net Buying
RLYB0.01%99.99%Net BuyingNet Buying
ICCC0.01%21.31%Net BuyingNet Buying
ALDX0.06%28.23%Net Buying
ACRV0.05%36.80%Net BuyingNet Selling

Adicet Bio Stock Ownership FAQ

Who owns Adicet Bio?

Adicet Bio (NASDAQ: ACET) is owned by 0.07% institutional shareholders, 173.76% Adicet Bio insiders, and 0.00% retail investors. Jonathan Silverstein is the largest individual Adicet Bio shareholder, owning 4.83M shares representing 51.60% of the company. Jonathan Silverstein's Adicet Bio shares are currently valued at $46.03M.

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