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Day One Biopharmaceuticals Ownership | Who Owns Day One Biopharmaceuticals?

OverviewForecastRevenueFinancialsChartTranscripts

Day One Biopharmaceuticals Ownership Summary

Day One Biopharmaceuticals is owned by 96.30% institutional investors, 16.98% insiders. Fmr is the largest institutional shareholder, holding 13.34% of DAWN shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.43% of its assets in Day One Biopharmaceuticals shares.

DAWN Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockDay One Biopharmaceuticals96.30%16.98%-13.28%
SectorHealthcare Stocks 57.39%9.93%32.68%
IndustryBiotech Stocks 68.48%9.65%21.87%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Fmr12.89M13.34%$163.28M
Atlas venture life science advisors6.43M6.66%$81.47M
Blackrock funding, inc. /de6.16M6.37%$77.99M
Vanguard group5.85M6.05%$74.11M
Ra capital management5.76M5.96%$72.92M
Blackrock4.53M5.23%$62.47M
Braidwell lp4.87M5.04%$61.75M
Franklin resources3.88M4.02%$49.20M
Estuary capital management lp3.72M3.85%$47.09M
Pictet asset management sa3.49M3.61%$44.22M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Estuary capital management lp3.72M13.76%$47.09M
Atlas venture life science advisors6.43M9.94%$81.47M
Fairmount funds management3.10M3.91%$39.32M
Stonepine capital management235.00K2.40%$2.98M
Dafna capital management731.36K2.36%$9.27M
First turn management947.88K2.15%$12.01M
Braidwell lp4.87M1.83%$61.75M
Parkman healthcare partners1.00M1.69%$12.68M
Vestal point capital, lp1.44M1.08%$18.24M
Ra capital management5.76M0.97%$72.92M

Top Buyers

HolderShares% AssetsChange
Fmr12.89M0.01%5.48M
Alyeska investment group2.51M0.12%2.51M
Blackrock funding, inc. /de6.16M0.00%1.45M
Marshall wace, llp1.10M0.02%1.10M
Estuary capital management lp3.72M13.76%973.00K

Top Sellers

HolderShares% AssetsChange
Viking global investors lp---2.56M
Ra capital management5.76M0.97%-2.12M
Maverick capital---2.11M
Goldman sachs group472.24K0.00%-1.30M
Vestal point capital, lp1.44M1.08%-1.06M

New Positions

HolderShares% AssetsChangeValue
Alyeska investment group2.51M0.12%2.51M$31.83M
Parkwood275.00K0.40%275.00K$3.48M
Norges bank169.00K0.00%169.00K$2.14M
Jackson creek investment advisors103.59K0.40%103.59K$1.31M
Centerbook partners lp100.73K0.08%100.73K$1.28M

Sold Out

HolderChange
Pnc financial services group-3.00
True wealth design-4.00
Srs capital advisors-8.00
Nelson, van denburg & campbell wealth management group-12.00
Northwestern mutual wealth management-14.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Dec 31, 2024170-3.41%93,046,5121.26%961.06%93-8.82%408.11%
Sep 30, 20241746.10%91,763,45623.09%941.30%10227.50%37-22.92%
Jun 30, 202416310.14%74,549,9372.96%861.04%8011.11%479.30%
Mar 31, 20241487.25%72,408,321-5.35%901.15%72-4.00%4326.47%
Dec 31, 20231386.98%76,499,376-1.29%890.83%758.70%343.03%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard US Total Market Shares ETF2.46M2.43%522.40K
Vanguard Total Stock Mkt Idx Inv2.40M2.37%-
Pictet-Biotech P USD2.06M2.03%-3.79K
Polar Capital Biotech S Inc2.00M1.97%-
Franklin Small Cap Growth Adv1.49M1.48%99.20K
Franklin Biotechnology Discv A(acc)USD1.49M1.47%-
SPDR® S&P Biotech ETF1.46M1.44%-15.63K
iShares Russell 2000 ETF1.42M1.40%-12.27K
Pictet Biotech1.37M1.40%1.37M
Franklin US Small Cap Growth Equity1.40M1.38%-

Recent Insider Transactions

DateNameRoleActivityValue
Feb 18, 2025York Charles N II COO, CFO AND SECRETARYSell$52.28K
Feb 18, 2025Dubow Adam GENERAL COUNSELSell$55.58K
Feb 18, 2025Bender Jeremy CHIEF EXECUTIVE OFFICERSell$144.13K
Dec 10, 2024Blackman Samuel C. HEAD OF R&DSell$399.34K
Nov 18, 2024Bender Jeremy CHIEF EXECUTIVE OFFICERSell$139.42K

Insider Transactions Trends

DateBuySell
2025 Q1-3
2024 Q4-9
2024 Q316
2024 Q2-14
2024 Q1-7

DAWN Ownership FAQ

Who Owns Day One Biopharmaceuticals?

Day One Biopharmaceuticals shareholders are primarily institutional investors at 96.30%, followed by 16.98% insiders and -13.28% retail investors. The average institutional ownership in Day One Biopharmaceuticals's industry, Biotech Stocks , is 68.48%, which Day One Biopharmaceuticals exceeds.

Who owns the most shares of Day One Biopharmaceuticals?

Day One Biopharmaceuticals’s largest shareholders are Fmr (12.89M shares, 13.34%), Atlas venture life science advisors (6.43M shares, 6.66%), and Blackrock funding, inc. /de (6.16M shares, 6.37%). Together, they hold 26.36% of Day One Biopharmaceuticals’s total shares outstanding.

Does Blackrock own Day One Biopharmaceuticals?

Yes, BlackRock owns 5.23% of Day One Biopharmaceuticals, totaling 4.53M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 62.47M$. In the last quarter, BlackRock decreased its holdings by -498K shares, a -9.90% change.

Who is Day One Biopharmaceuticals’s biggest shareholder by percentage of total assets invested?

Estuary capital management lp is Day One Biopharmaceuticals’s biggest shareholder by percentage of total assets invested, with 13.76% of its assets in 3.72M Day One Biopharmaceuticals shares, valued at 47.09M$.

Who is the top mutual fund holder of Day One Biopharmaceuticals shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Day One Biopharmaceuticals shares, with 2.43% of its total shares outstanding invested in 2.46M Day One Biopharmaceuticals shares.

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