DAWN

HEALTHY

Day One Biopharmaceuticals, Inc.

CIK: 0001845337

Sell (70% confidence)

Last activity: Feb 17, 2026

Financial Metrics

As of Dec 31, 2025 (10-K)

Revenue $158.18M

Net Income -$95.50M

Total Cash $85.26M

Insider	Sells	Net Value	Holdings
Bender Jeremy CHIEF EXECUTIVE OFFICER	1	-$179K	204,603 shares $2.37M
Dubow Adam Gen Counsel & Secretary	1	-$74K	72,694 shares $843K
York Charles N II COO and CFO	1	-$70K	312,025 shares $3.62M
Merendino Lauren Chief Commercial Officer	1	-$67K	60,157 shares $698K
VASCONCELLES MICHAEL Head of Research and Dev.	1	-$32K	4,397 shares $51K

SELL Bender Jeremy (CHIEF EXECUTIVE OFFICER)

15,459 shares @ $11.60

$179K

Feb 17, 2026

Conviction: | View SEC Filing →

SELL Dubow Adam (Gen Counsel & Secretary)

6,395 shares @ $11.60

$74K

Feb 17, 2026

Conviction: | View SEC Filing →

SELL York Charles N II (COO and CFO)

6,065 shares @ $11.60

$70K

Feb 17, 2026

Conviction: | View SEC Filing →

SELL Merendino Lauren (Chief Commercial Officer)

5,814 shares @ $11.60

$67K

Feb 17, 2026

Conviction: | View SEC Filing →

SELL VASCONCELLES MICHAEL (Head of Research and Dev.)

2,728 shares @ $11.60

$32K

Feb 17, 2026

Conviction: | View SEC Filing →

• This is AI-generated analysis for educational purposes only, not financial advice.

• Insider trading data is derived from SEC Form 4 filings and may contain errors.

• Always conduct your own research and consult qualified financial advisors before making investment decisions.