Insider Transactions Reported by 22 Insiders of Day One Biopharmaceuticals, Inc.

Symbol
DAWN on Nasdaq
Location
Brisbane, CA

Insiders trading volume in the past year

Day One Biopharmaceuticals, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
AI Day1 LLC 10%+ Owner $163,143,688 01 Aug 2024
Canaan XI L.P. 10%+ Owner $81,412,679 21 Sep 2022
TAKEDA PHARMACEUTICAL CO LTD 10%+ Owner $71,544,250 07 Dec 2021
Atlas Venture Fund XI, L.P. 10%+ Owner $70,239,762 12 Dec 2022
Samuel C. Blackman Head Of R&D $29,401,148 10 Dec 2024
Atlas Venture Opportunity Fund II, L.P. 10%+ Owner $20,551,756 17 Jun 2022
Jeremy Bender CHIEF EXECUTIVE OFFICER, Director $11,533,904 -$481,872 -4% 25 Nov 2025
Atlas Venture Opportunity Fund I, L.P. 10%+ Owner $9,271,526 01 Jul 2022
Charles N. York II COO and CFO $5,227,116 -$143,072 -2.7% 15 Nov 2025
Julie Papanek Grant Director $3,857,700 01 Mar 2023
Adam Dubow Gen Counsel & Secretary $2,005,368 -$152,107 -7.1% 15 Nov 2025
Lauren Merendino Chief Commercial Officer $452,946 -$83,276 -16% 15 Nov 2025
J. Scott Garland Director 06 Nov 2025
John A. Josey Director 06 Nov 2025
Natalie C. Holles Director 06 Nov 2025
Saira Ramasastry Director 06 Nov 2025
Habib J. Dable Director 06 Nov 2025
Daniel J. Becker Director 22 Jun 2023
MICHAEL VASCONCELLES Head of Research and Dev. 16 Jun 2025
Garry A. Nicholson Director 06 Nov 2025
Michael Gladstone Director 23 May 2024
William Grossman Director 06 Nov 2025

Recent Insider Transactions by Companies or Individuals for Day One Biopharmaceuticals, Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.