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

1 of 2

ACET insiders have bought more... subscribe to Premium to read more.
Net Insider Buy/Sell (L12M) Ownership

Be the first to know when ACET insiders and whales buy or sell their stock.

ACET Shareholders

What type of owners hold Adicet Bio Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Jonathan Silverstein50.34%4,830,387$37.05MInsider
Andrew Sinclair22.23%2,133,085$16.36MInsider
Puretech Health LLC22.09%2,119,696$16.26MInsider
Joan Mannick20.89%2,004,585$15.38MInsider
Yair Chaim Schindel11.51%1,104,460$8.47MInsider
Orbimed Advisors LLC10.71%1,027,944$7.88MInstitution
Aya Jakobovits10.33%990,987$7.60MInsider
Ra Capital Management LP9.88%948,249$7.27MInstitution
Ra Capital Management LP9.72%932,624$7.15MInsider
Erez Chimovits9.41%902,885$6.93MInsider

1 of 3

ACET vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ACET29.24%70.76%Net BuyingNet Buying
PMVP58.91%41.09%Net Selling
GANX19.08%3.09%
PLRX64.06%35.94%Net Selling
FBIO18.24%50.14%Net BuyingNet Buying

Adicet Bio Stock Ownership FAQ

Who owns Adicet Bio?

Adicet Bio (NASDAQ: ACET) is owned by 70.04% institutional shareholders, 169.51% 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 $36.86M.

If you're new to stock investing, here's how to buy Adicet Bio stock.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.