Day One Biopharmaceuticals, Inc.

Day One Biopharmaceuticals, Inc.

DAWN·NASDAQ

$21.53

+0.0000%
HealthcareBiotechnology

Day One Biopharmaceuticals, Inc., a clinical-stage biopharmaceutical company, develops and commercializes targeted therapies for patients with genetically defined cancers. Its lead product candidate is DAY101, an oral brain-penetrant type II pan-rapidly accelerated fibrosarcoma kinase inhibitor that is in Phase II clinical trial for pediatric patients with relapsed/progressive low-grade glioma. The company is also developing Pimasertib, an oral small molecule inhibitor of mitogen-activated protein kinase kinases 1 and 2. Day One Biopharmaceuticals, Inc. was incorporated in 2018 and is headquartered in South San Francisco, California.

At a Glance

Live Snapshot
Market Cap$2.22B
EPS-1.0400
P/E Ratio-20.70
Earnings Date05/13/2026
-28.03%
Return on Invested Capital
-34%
3Y-36.0%
5Y-11.0%
10Y-52.0%
-24.33%
Return on Equity
28%
3Y-43.0%
5Y-77.0%
10Y-118.0%
-21.13%
Return on Assets
29%
3Y-48.0%
5Y-76.0%
10Y-61.0%
Day One Biopharmaceuticals, Inc.

Day One Biopharmaceuticals, Inc. Management Team

DAWN · NASDAQ
ML

Ms. Lauren Merendino M.B.A.

Chief Commercial Officer

Born 1976(Age 50)
female
DD

Dr. Davy Chiodin Ph.D., Pharm.D.

Chief Development Officer

DJ

Dr. Jeremy Bender M.B.A., Ph.D.

Chief Executive Officer, President & Director

Compensation

$1,195,600

Born 1971(Age 55)
DE

Dr. Elly Barry M.D.

Chief Medical Officer

MC

Mr. Charles N. York II, M.B.A.

Chief Operating Officer & Chief Financial Officer

Compensation

$854,200

Born 1977(Age 49)
male
MJ

Ms. Jaa Roberson

Chief People Officer

female
MJ

Mr. John Stubenrauch Ph.D.

Chief Technology Officer

male
MA

Mr. Adam Dubow J.D.

General Counsel, Chief Compliance Officer & Secretary

Compensation

$692,700

Born 1967(Age 59)
male
dawn

Day One Biopharmaceuticals, Inc. Insider Positioning

DAWN · NASDAQ

During the last 12 months, insiders have purchased $599K and sold $864K worth of DAWN shares, resulting in $265K of net selling activity.

3 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

3-6 Months

Bought

0

0.00

Sold

36.5K

422.98K

Net Activity

-423K

-$423K

6-9 Months

Bought

66.7K

599.27K

Sold

28.0K

249.62K

Net Activity

+350K

+$350K

9-12 Months

Bought

0

0.00

Sold

28.3K

191.47K

Net Activity

-191K

-$191K

Top Buyers

1
DHJ

Dable Habib J

Director

66.7K shares1 transactions

$599K

Top Sellers

1
BJ

Bender Jeremy

Director, Officer: Chief Executive Officer

47.4K shares3 transactions

$430K

2
DA

Dubow Adam

Officer: Gen Counsel & Secretary

15.1K shares3 transactions

$142K

3
YCNI

York Charles N Ii

Officer: Coo And Cfo

14.2K shares3 transactions

$134K

4
ML

Merendino Lauren

Officer: Chief Commercial Officer

13.3K shares3 transactions

$126K

5
VM

Vasconcelles Michael

Officer: Head Of Research And Dev.

2.7K shares1 transactions

$32K

Insider Activity Analysis

Net Insider Sentiment

Bearish

Slightly bearish with $265K net selling. Selling modestly exceeds buying, which could be routine diversification rather than concern.

Buy/Sell Ratio

0.69:1

Moderately negative ratio. Selling is roughly double the buying, which may be routine or signal caution.

Insider Participation

High Selling

5 insider sellers vs. 1 buyers. Widespread selling across multiple insiders may signal concerns.

SEC Filings

DAWN - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2025

N/A

April 11, 2025
June 02, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 05, 2024
May 23, 2024
2024
DEF 14A

DEF 14A 2023

N/A

April 28, 2023
June 22, 2023
2023
DEF 14A

DEF 14A 2022

N/A

April 28, 2022
June 21, 2022
2022
Showing 1 to 4 of 4 filings