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NASDAQ: DAWN
Day One Biopharmaceuticals Inc Stock Ownership - Who owns Day One Biopharmaceuticals?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Day One Biopharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Charles N. York IiCOO and CFO2025-11-174,062$8.92
$36.21kSell
Jeremy BenderCHIEF EXECUTIVE OFFICER2025-11-1715,894$8.92
$141.70kSell
Adam DubowGen Counsel Secretary2025-11-174,319$8.92
$38.50kSell
Lauren MerendinoChief Commercial Officer2025-11-173,726$8.92
$33.22kSell
Adam DubowGen Counsel Secretary2025-08-184,365$6.77
$29.54kSell
Lauren MerendinoChief Commercial Officer2025-08-183,766$6.77
$25.48kSell
Jeremy BenderCHIEF EXECUTIVE OFFICER2025-08-1816,058$6.77
$108.66kSell
Charles N. York IiCOO and CFO2025-08-184,106$6.77
$27.79kSell
Charles N. York IiCOO CFO AND SECRETARY2025-05-164,282$6.26
$26.80kSell
Adam DubowGENERAL COUNSEL2025-05-164,552$6.26
$28.49kSell

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Net Insider Buy/Sell (L12M) Ownership

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DAWN Shareholders

What type of owners hold Day One Biopharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Ai Day1 LLC12.59%12,929,322$147.52MInsider
Papanek Julie Grant10.91%11,199,207$127.78MInsider
Fmr LLC9.83%10,097,668$115.21MInstitution
Ai Day 1 LLC9.13%9,377,776$107.00MInsider
Blackrock Inc8.77%9,001,455$102.71MInstitution
Canaan XI LP6.78%6,964,301$79.46MInsider
Atlas Venture Life Science Advisors LLC6.26%6,430,257$73.37MInstitution
Atlas Venture Fund XI LP6.10%6,258,534$71.41MInsider
Vanguard Group Inc6.02%6,181,329$70.53MInstitution
Takeda Pharmaceutical Co Ltd5.96%6,120,124$69.83MInsider

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DAWN vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
DAWN57.43%42.57%Net SellingNet Selling
IMTX76.04%0.00%
ZBIO64.78%34.61%Net BuyingNet Buying
XERS58.40%14.86%Net SellingNet Selling
CMPX78.54%21.46%Net SellingNet Buying
View Top Biotech Stocks

Day One Biopharmaceuticals Stock Ownership FAQ

Who owns Day One Biopharmaceuticals?

Day One Biopharmaceuticals (NASDAQ: DAWN) is owned by 83.22% institutional shareholders, 61.69% Day One Biopharmaceuticals insiders, and 0.00% retail investors. Ai Day1 LLC is the largest individual Day One Biopharmaceuticals shareholder, owning 12.93M shares representing 12.59% of the company. Ai Day1 LLC's Day One Biopharmaceuticals shares are currently valued at $147.52M.

If you're new to stock investing, here's how to buy Day One Biopharmaceuticals stock.
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