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
Blake AftabChief Scientific Officer2026-01-24535$8.44
$4.52kSell
Brian Nicholas HarveyChief Financial Officer2026-01-24546$8.44
$4.61kSell
Don HealeyChief Technology Officer2026-01-24535$8.44
$4.52kSell
Chen SchorPresident CEO2026-01-241,755$8.44
$14.81kSell
Orbimed Advisors LLC10% Owner2025-10-081,500,000$1.00
$1.50MBuy
Orbimed Advisors LLC10% Owner2025-10-083,500,000$1.00
$3.50MBuy

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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 Silverstein50.34%4,830,387$34.83MInsider
Andrew Sinclair22.23%2,133,085$15.38MInsider
Puretech Health LLC22.09%2,119,696$15.28MInsider
Joan Mannick20.89%2,004,585$14.45MInsider
Orbimed Advisors LLC13.09%1,255,985$9.06MInsider
Yair Chaim Schindel11.51%1,104,460$7.96MInsider
Orbimed Advisors LLC10.71%1,027,944$7.41MInstitution
Aya Jakobovits10.33%990,987$7.15MInsider
Ra Capital Management LP9.88%948,249$6.84MInstitution
Erez Chimovits9.41%902,885$6.51MInsider

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ACET vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ACET29.18%70.82%Net BuyingNet Selling
BYSI14.84%12.00%Net Selling
XBIT7.53%46.67%
ANVS14.95%14.97%Net Buying
MNOV10.68%88.78%

Adicet Bio Stock Ownership FAQ

Who owns Adicet Bio?

Adicet Bio (NASDAQ: ACET) is owned by 70.04% institutional shareholders, 169.95% Adicet Bio insiders, and 0.00% retail investors. Jonathan Silverstein is the largest individual Adicet Bio shareholder, owning 4.83M shares representing 50.34% of the company. Jonathan Silverstein's Adicet Bio shares are currently valued at $34.83M.

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