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% Owner2026-07-212,975$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
Kevin Tang10% Owner2026-07-0814,338$2.46
$35.27kBuy

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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 Tang37.44%8,411,525$21.03MInsider
Fmr LLC12.00%2,695,455$6.74MInstitution
Citadel Advisors LLC5.97%1,342,131$3.36MInstitution
Keith Crandell5.26%1,181,766$2.95MInsider
Arch Venture Fund IX LP5.26%1,181,766$2.95MInsider
Kristina Burow5.26%1,181,766$2.95MInsider
Sectoral Asset Management Inc3.02%678,574$1.70MInstitution
Jonathan E. Lim2.91%653,479$1.63MInsider
Stonepine Capital Management LLC2.66%597,682$1.49MInstitution
Vanguard Capital Management LLC2.66%597,192$1.49MInstitution

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BOLD vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
BOLD37.78%61.18%Net BuyingNet Buying
IMMP0.18%0.89%
INO38.12%37.87%Net SellingNet Selling
NMAD5.92%52.70%
DWTX10.76%76.40%

Boundless Bio Stock Ownership FAQ

Who owns Boundless Bio?

Boundless Bio (NASDAQ: BOLD) is owned by 37.78% institutional shareholders, 61.18% Boundless Bio insiders, and 1.04% retail investors. Kevin Tang is the largest individual Boundless Bio shareholder, owning 8.41M shares representing 37.44% of the company. Kevin Tang's Boundless Bio shares are currently valued at $21.03M.

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