NASDAQ: BOLD
Boundless Bio Inc Stock Ownership - Who owns Boundless Bio?

Insider buying vs selling

Have Boundless Bio Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Kevin Tang10% Owner2026-08-2618,300$2.97
$54.35kSell
Kevin Tang10% Owner2026-07-212,975$2.44
$7.26kBuy
Kevin Tang10% Owner2026-07-201,623$2.44
$3.96kBuy
Kevin Tang10% Owner2026-07-17265$2.44
$646.60Buy
Kevin Tang10% Owner2026-07-1618,491$2.44
$45.12kBuy
Kevin Tang10% Owner2026-07-151,600$2.44
$3.90kBuy
Kevin Tang10% Owner2026-07-1443,878$2.43
$106.62kBuy
Kevin Tang10% Owner2026-07-1348,211$2.42
$116.67kBuy
Kevin Tang10% Owner2026-07-1043,367$2.43
$105.38kBuy
Kevin Tang10% Owner2026-07-097$2.48
$17.36Buy

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Net Insider Buy/Sell (L12M) Ownership

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BOLD Shareholders

What type of owners hold Boundless Bio Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Kevin Tang36.90%8,393,225$23.75MInsider
Kristina Burow5.20%1,181,766$3.34MInsider
Keith Crandell5.20%1,181,766$3.34MInsider
Arch Venture Fund IX LP5.20%1,181,766$3.34MInsider
Jonathan E. Lim2.87%653,479$1.85MInsider
Wellington Biomedical Innovation Master Investors Cayman I LP2.45%556,233$1.57MInsider
Ra Capital Management LP1.30%295,844$837.24kInsider
Zachary Hornby1.13%256,410$725.64kInsider
Christian Hassig0.11%25,641$72.56kInsider
Arch Venture Management LLC0.01%2,694$7.62kInstitution

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BOLD vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
BOLD0.07%60.34%Net BuyingNet Buying
INMB0.02%26.79%Net BuyingNet Buying
GOSS1.04%98.96%
ELOX0.00%100.00%Net Buying
XBIT0.01%46.67%

Boundless Bio Stock Ownership FAQ

Who owns Boundless Bio?

Boundless Bio (NASDAQ: BOLD) is owned by 0.07% institutional shareholders, 60.34% Boundless Bio insiders, and 39.59% retail investors. Kevin Tang is the largest individual Boundless Bio shareholder, owning 8.39M shares representing 36.90% of the company. Kevin Tang's Boundless Bio shares are currently valued at $23.84M.

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