DAY ONE BIOPHARMACEUTICALS I (DAWN) Stock Ownership

NASDAQ:DAWN • US23954D1090

21.33 USD
+0.13 (+0.61%)
At close: Mar 9, 2026
21.2606 USD
-0.07 (-0.33%)
After Hours: 3/9/2026, 7:53:21 PM
DAWN Ownership Chart.DAWN Ownership Chart: showing Insider, Institutional ownership and shares available to the public.DAWN Ownership.InsiderInstitutionalPublic



Shares Outstanding103.30M
Float83.84M
Float Short Interest Percentage12.27%
Owners (insider)2.41%
Owners (institutional)77.97%
Owners (insider) change0.38%
Owners (institutional) change-3.54%
DAWN Institutional Ownership HistoryDAWN Institutional Ownership HistoryDAWN Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 20M 40M 60M 80M
DAWN Historical Insider Transactions ChartDAWN Historical Insider Buy and Sell Transactions ChartDAWN Historical Insider Transactions Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 Nov 2025 Dec 2025 Jan 2026 Feb 2026 Mar 2026 0 -200K -400K -600K -800K -1M
Date Name Type Shares Price Amount
Feb 17, 2026 Merendino Lauren Open Market Sale 5814 11.60 $ 67,447.63
Feb 17, 2026 Dubow Adam Open Market Sale 6395 11.60 $ 74,187.76
Feb 17, 2026 York Charles N II Open Market Sale 6065 11.60 $ 70,359.46
Feb 17, 2026 Bender Jeremy Open Market Sale 15459 11.60 $ 179,338.31
Feb 17, 2026 VASCONCELLES MICHAEL Open Market Sale 2728 11.60 $ 31,647.26
Feb 15, 2026 Merendino Lauren Option Excercise 15162 $ 0.00
Feb 15, 2026 Dubow Adam Option Excercise 16463 $ 0.00
Feb 15, 2026 York Charles N II Option Excercise 23375 $ 0.00
Feb 15, 2026 Bender Jeremy Option Excercise 42937 $ 0.00
Feb 15, 2026 VASCONCELLES MICHAEL Option Excercise 7125 $ 0.00
Nov 25, 2025 Bender Jeremy Other Disposition 1214450 0.00 $ 0.00
Nov 17, 2025 Dubow Adam Open Market Sale 4319 8.91 $ 38,502.59
Nov 17, 2025 Merendino Lauren Open Market Sale 3726 8.91 $ 33,216.17
Nov 17, 2025 York Charles N II Open Market Sale 4062 8.91 $ 36,211.51
Nov 17, 2025 Bender Jeremy Open Market Sale 15894 8.91 $ 141,690.24
Nov 15, 2025 Dubow Adam Option Excercise 12087 $ 0.00
Nov 15, 2025 Merendino Lauren Option Excercise 10536 $ 0.00
Nov 15, 2025 York Charles N II Option Excercise 16875 $ 0.00
Nov 15, 2025 Bender Jeremy Option Excercise 31694 $ 0.00
Aug 18, 2025 Bender Jeremy Open Market Sale 16058 6.77 $ 108,666.09
Aug 18, 2025 Merendino Lauren Open Market Sale 3766 6.77 $ 25,484.90
Aug 18, 2025 York Charles N II Open Market Sale 4106 6.77 $ 27,785.71
Aug 18, 2025 Dubow Adam Open Market Sale 4365 6.77 $ 29,538.39
Aug 15, 2025 Bender Jeremy Option Excercise 31686 $ 0.00
Aug 15, 2025 Merendino Lauren Option Excercise 10536 $ 0.00
Aug 15, 2025 York Charles N II Option Excercise 16875 $ 0.00
Aug 15, 2025 Dubow Adam Option Excercise 12087 $ 0.00
Jul 10, 2025 Bender Jeremy Other Disposition 1003316 0.00 $ 0.00
May 16, 2025 Merendino Lauren Open Market Sale 3927 6.26 $ 24,574.77
May 16, 2025 Dubow Adam Open Market Sale 4552 6.26 $ 28,485.96
May 16, 2025 York Charles N II Open Market Sale 4282 6.26 $ 26,796.33
May 16, 2025 Bender Jeremy Open Market Sale 13964 6.26 $ 87,385.32
May 15, 2025 Merendino Lauren Option Excercise 10536 $ 0.00
May 15, 2025 Dubow Adam Option Excercise 12086 $ 0.00
May 15, 2025 York Charles N II Option Excercise 16875 $ 0.00
May 15, 2025 Bender Jeremy Option Excercise 31686 $ 0.00