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% Owner2026-10-2710,707$2.40
$25.70kBuy
Kevin Tang10% Owner2026-10-269,606$2.38
$22.86kBuy
Kevin Tang10% Owner2026-10-236,234$2.38
$14.84kBuy
Kevin Tang10% Owner2026-10-225,800$2.40
$13.92kBuy
Kevin Tang10% Owner2026-10-20220$2.37
$521.40Buy
Kevin Tang10% Owner2026-10-1912,790$2.34
$29.93kBuy
Kevin Tang10% Owner2026-10-1918,279$2.33
$42.59kBuy
Kevin Tang10% Owner2026-10-16118,185$2.34
$276.55kBuy
Kevin Tang10% Owner2026-08-2618,300$2.97
$54.35kSell
Kevin Tang10% Owner2026-07-212,975$2.44
$7.26kBuy

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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 Tang37.70%8,575,046$21.44MInsider
Keith Crandell5.20%1,181,766$2.95MInsider
Kristina Burow5.20%1,181,766$2.95MInsider
Arch Venture Fund IX LP5.20%1,181,766$2.95MInsider
Jonathan E. Lim2.87%653,479$1.63MInsider
Wellington Biomedical Innovation Master Investors Cayman I LP2.45%556,233$1.39MInsider
Ra Capital Management LP1.30%295,844$739.61kInsider
Zachary Hornby1.13%256,410$641.03kInsider
Christian Hassig0.11%25,641$64.10kInsider
Archve0.01%2,694$6.74kInstitution

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BOLD vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
BOLD0.07%61.14%Net BuyingNet Buying
HYFT0.01%0.00%
NMAD0.01%40.53%
HRTX0.07%66.05%Net SellingNet Selling
INKT0.00%100.00%Net BuyingNet Buying

Boundless Bio Stock Ownership FAQ

Who owns Boundless Bio?

Boundless Bio (NASDAQ: BOLD) is owned by 0.07% institutional shareholders, 61.14% Boundless Bio insiders, and 38.79% retail investors. Kevin Tang is the largest individual Boundless Bio shareholder, owning 8.58M shares representing 37.70% of the company. Kevin Tang's Boundless Bio shares are currently valued at $21.27M.

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