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Day One Biopharmaceuticals, Inc. (DAWN)

NasdaqGS - NasdaqGS Real Time Price. Currency in USD
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13.78-0.05 (-0.36%)
At close: 04:00PM EDT
13.78 0.00 (0.00%)
After hours: 04:20PM EDT

Insider Transactions

Currency in USD
Insider Purchases Last 6 MonthsSharesTrans
Purchases94,6688
Sales291,52117
Net Shares Purchased (Sold)-196,85325
Total Insider Shares Held17.22MN/A
% Net Shares Purchased (Sold)-1.10%N/A
Net Institutional Purchases Prior Quarter to Latest QuarterShares
Net Shares Purchased (Sold)N/A
% Change in Institutional Shares HeldN/A

Insider Transactions Reported - Last Two Years

InsiderTransactionTypeValueDateShares

RAMASASTRY SAIRA
Director

Sale at price 13.19 per share.Direct131,877Jun 21, 202410,000

BLACKMAN SAMUEL C
Officer

Sale at price 12.62 per share.Direct378,588Jun 10, 202430,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 16.08 per share.Direct43,011May 16, 20242,675

DUBOW ADAM
General Counsel

Sale at price 16.08 per share.Direct52,304May 16, 20243,253

BLACKMAN SAMUEL C
Officer

Sale at price 16.08 per share.Direct36,450May 16, 20242,267

BENDER JEREMY
Chief Executive Officer

Sale at price 16.08 per share.Direct126,588May 16, 20247,873

YORK CHARLES N. II CPA
Chief Operating Officer

DirectMay 15, 202410,250

DUBOW ADAM
General Counsel

DirectMay 15, 20248,399

BLACKMAN SAMUEL C
Officer

DirectMay 15, 20248,686

BENDER JEREMY
Chief Executive Officer

DirectMay 15, 202419,999

BLACKMAN SAMUEL C
Officer

Sale at price 16.37 per share.Direct163,743May 10, 202410,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 17.85 - 17.90 per share.Direct1,081,191May 03, 202460,461

BENDER JEREMY
Chief Executive Officer

Sale at price 17.85 - 17.94 per share.Direct1,415,707May 03, 202479,211

BLACKMAN SAMUEL C
Officer

Sale at price 16.02 per share.Direct160,163Apr 18, 202410,000

BLACKMAN SAMUEL C
Officer

Sale at price 16.01 per share.Direct160,055Mar 25, 202410,000

BLACKMAN SAMUEL C
Officer

Sale at price 15.24 per share.Direct457,314Mar 11, 202430,000

BLACKMAN SAMUEL C
Officer

Sale at price 16.11 per share.Direct322,166Feb 27, 202420,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 15.25 per share.Direct40,651Feb 16, 20242,666

DUBOW ADAM
General Counsel

Sale at price 15.25 per share.Direct49,434Feb 16, 20243,242

BLACKMAN SAMUEL C
Officer

Sale at price 15.25 per share.Direct34,430Feb 16, 20242,258

BENDER JEREMY
Chief Executive Officer

Sale at price 15.25 per share.Direct116,114Feb 16, 20247,615

YORK CHARLES N. II CPA
Chief Operating Officer

DirectFeb 15, 202410,250

DUBOW ADAM
General Counsel

DirectFeb 15, 20248,399

BLACKMAN SAMUEL C
Officer

DirectFeb 15, 20248,686

BENDER JEREMY
Chief Executive Officer

DirectFeb 15, 202419,999

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 11.69 per share.Direct11,176Nov 16, 2023956

DUBOW ADAM
General Counsel

Sale at price 11.69 per share.Direct62,109Nov 16, 20235,313

BLACKMAN SAMUEL C
Officer

Sale at price 11.69 per share.Direct8,288Nov 16, 2023709

BENDER JEREMY
Chief Executive Officer

Sale at price 11.69 per share.Direct36,321Nov 16, 20233,107

YORK CHARLES N. II CPA
Chief Operating Officer

DirectNov 15, 20233,625

DUBOW ADAM
General Counsel

DirectNov 15, 202313,600

BLACKMAN SAMUEL C
Officer

DirectNov 15, 20232,624

BENDER JEREMY
Chief Executive Officer

DirectNov 15, 20238,312

AI DAY 1, L.L.C.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 9.97 - 10.21 per share.Indirect14,978,327Oct 20, 20231,475,454

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 13.86 per share.Direct12,779Aug 17, 2023922

BLACKMAN SAMUEL C
Officer

Sale at price 13.86 per share.Direct9,258Aug 17, 2023668

BENDER JEREMY
Chief Executive Officer

Sale at price 13.86 per share.Direct41,525Aug 17, 20232,996

YORK CHARLES N. II CPA
Chief Operating Officer

DirectAug 15, 20233,625

BLACKMAN SAMUEL C
Officer

DirectAug 15, 20232,624

BENDER JEREMY
Chief Executive Officer

DirectAug 15, 20238,312

BENDER JEREMY
Chief Executive Officer

Stock Gift at price 0.00 per share.Indirect0Jun 30, 2023570,251

AI DAY 1, L.L.C.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 13.00 per share.Direct9,999,990Jun 09, 2023769,230

BLACKMAN SAMUEL C
Officer

Sale at price 16.00 per share.Direct19,664Jun 05, 20231,229

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 13.12 per share.Direct12,532May 16, 2023955

BLACKMAN SAMUEL C
Officer

Sale at price 13.12 per share.Direct9,081May 16, 2023692

BENDER JEREMY
Chief Executive Officer

Sale at price 13.12 per share.Direct40,732May 16, 20233,104

YORK CHARLES N. II CPA
Chief Operating Officer

DirectMay 15, 20233,625

BLACKMAN SAMUEL C
Officer

DirectMay 15, 20232,624

BENDER JEREMY
Chief Executive Officer

DirectMay 15, 20238,312

BLACKMAN SAMUEL C
Officer

Sale at price 18.05 per share.Direct180,484Mar 10, 202310,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.01 per share.Direct250,114Mar 07, 202312,500

GRANT JULIE PAPANEK
Director

Sale at price 18.61 per share.Indirect465,302Mar 01, 202325,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.03 per share.Direct187,790Feb 17, 20239,377

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 19.57 per share.Direct18,203Feb 16, 2023930

BLACKMAN SAMUEL C
Officer

Sale at price 19.57 per share.Direct13,192Feb 16, 2023674

BENDER JEREMY
Chief Executive Officer

Sale at price 19.57 per share.Direct59,150Feb 16, 20233,022

YORK CHARLES N. II CPA
Chief Operating Officer

DirectFeb 15, 20233,625

BLACKMAN SAMUEL C
Officer

DirectFeb 15, 20232,624

BENDER JEREMY
Chief Executive Officer

DirectFeb 15, 20238,312

BLACKMAN SAMUEL C
Officer

Sale at price 20.07 per share.Direct200,659Feb 10, 202310,000

GRANT JULIE PAPANEK
Director

Sale at price 21.21 - 21.69 per share.Indirect530,794Feb 01, 202325,000

BENDER JEREMY
Chief Executive Officer

Sale at price 22.00 per share.Direct274,988Jan 23, 202312,500

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 22.75 per share.Direct227,523Jan 20, 202310,000

BLACKMAN SAMUEL C
Officer

Sale at price 22.75 - 23.20 per share.Direct228,644Jan 10, 202310,000

GRANT JULIE PAPANEK
Director

Sale at price 20.36 - 21.31 per share.Indirect516,147Jan 03, 202325,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.32 per share.Direct253,969Dec 21, 202212,500

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.07 per share.Direct200,650Dec 20, 202210,000

GRANT JULIE PAPANEK
Director

Sale at price 22.08 per share.Indirect96,210Dec 08, 20224,358

GRANT JULIE PAPANEK
Director

Sale at price 21.55 - 22.34 per share.Indirect216,480Dec 02, 202210,000

BLACKMAN SAMUEL C
Officer

Sale at price 21.38 - 22.16 per share.Direct214,530Dec 01, 202210,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.74 - 21.39 per share.Direct207,570Nov 21, 202210,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.74 - 21.38 per share.Direct259,479Nov 21, 202212,500

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 21.46 per share.Direct9,228Nov 16, 2022430

BLACKMAN SAMUEL C
Officer

Sale at price 21.46 per share.Direct8,090Nov 16, 2022377

BENDER JEREMY
Chief Executive Officer

Sale at price 21.46 per share.Direct32,469Nov 16, 20221,513

YORK CHARLES N. II CPA
Chief Operating Officer

DirectNov 15, 20221,375

BLACKMAN SAMUEL C
Officer

DirectNov 15, 20221,187

BENDER JEREMY
Chief Executive Officer

DirectNov 15, 20223,562

GRANT JULIE PAPANEK
Director

Sale at price 20.01 - 20.04 per share.Indirect200,278Nov 02, 202210,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.03 per share.Direct200,313Nov 01, 202210,000

BLACKMAN SAMUEL C
Officer

Sale at price 20.00 per share.Direct200,050Nov 01, 202210,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.03 per share.Direct250,355Nov 01, 202212,500

GRANT JULIE PAPANEK
Director

Sale at price 20.00 - 20.06 per share.Indirect200,315Oct 04, 202210,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.05 per share.Direct200,473Oct 03, 202210,000

BLACKMAN SAMUEL C
Officer

Sale at price 19.99 per share.Direct199,852Oct 03, 202210,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.05 per share.Direct250,646Oct 03, 202212,500

GRANT JULIE PAPANEK
Director

Sale at price 18.54 - 19.29 per share.Indirect11,380,779Sept 21, 2022613,603

CANAAN XI L.P.
Beneficial Owner of more than 10% of a Class of Security

Sale at price 18.54 - 19.29 per share.Indirect11,380,779Sept 21, 2022613,603

GRANT JULIE PAPANEK
Director

Sale at price 19.50 - 22.04 per share.Indirect6,963,116Sept 20, 2022340,702

CANAAN XI L.P.
Beneficial Owner of more than 10% of a Class of Security

Sale at price 19.50 - 22.04 per share.Indirect6,963,116Sept 20, 2022340,702

GRANT JULIE PAPANEK
Director

Sale at price 22.79 - 25.01 per share.Indirect5,823,084Sept 15, 2022245,039

CANAAN XI L.P.
Beneficial Owner of more than 10% of a Class of Security

Sale at price 22.79 - 25.01 per share.Indirect5,823,084Sept 15, 2022245,039

GRANT JULIE PAPANEK
Director

Sale at price 23.82 per share.Indirect119,108Sept 02, 20225,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 23.16 - 23.80 per share.Direct232,484Sept 01, 202210,000

GRANT JULIE PAPANEK
Director

Sale at price 23.21 - 23.80 per share.Indirect116,358Sept 01, 20225,000

BLACKMAN SAMUEL C
Officer

Sale at price 23.14 - 23.79 per share.Direct232,452Sept 01, 202210,000

BENDER JEREMY
Chief Executive Officer

Sale at price 23.15 - 23.79 per share.Direct290,581Sept 01, 202212,500

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 24.31 per share.Direct26,474Aug 16, 20221,089

BLACKMAN SAMUEL C
Officer

Sale at price 24.31 per share.Direct22,876Aug 16, 2022941

BENDER JEREMY
Chief Executive Officer

Sale at price 24.31 per share.Direct97,313Aug 16, 20224,003

YORK CHARLES N. II CPA
Chief Operating Officer

DirectAug 15, 20224,125

BLACKMAN SAMUEL C
Officer

DirectAug 15, 20223,561

BENDER JEREMY
Chief Executive Officer

DirectAug 15, 202210,686

GRANT JULIE PAPANEK
Director

Sale at price 20.00 per share.Indirect200,004Aug 05, 202210,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.05 per share.Direct200,541Aug 04, 202210,000

BENDER JEREMY
Chief Executive Officer

Sale at price 20.00 per share.Direct250,021Aug 04, 202212,500

BLACKMAN SAMUEL C
Officer

Sale at price 16.88 per share.Direct168,810Aug 01, 202210,000

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.00 per share.Direct50,000Jul 18, 20222,500

GRANT JULIE PAPANEK
Director

Sale at price 20.00 per share.Indirect52,001Jul 18, 20222,600

BENDER JEREMY
Chief Executive Officer

Sale at price 20.00 per share.Direct52,003Jul 18, 20222,600

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.00 per share.Direct28,320Jul 08, 20221,416

GRANT JULIE PAPANEK
Director

Sale at price 20.00 per share.Indirect24,840Jul 08, 20221,242

BENDER JEREMY
Chief Executive Officer

Sale at price 20.00 per share.Direct35,900Jul 08, 20221,795

YORK CHARLES N. II CPA
Chief Operating Officer

Sale at price 20.00 per share.Direct45,580Jul 05, 20222,279

GRANT JULIE PAPANEK
Director

Sale at price 20.00 per share.Indirect36,000Jul 05, 20221,800

GRANT JULIE PAPANEK
Director

Sale at price 20.00 per share.Indirect36,000Jul 05, 20221,800

BENDER JEREMY
Chief Executive Officer

Sale at price 20.00 per share.Direct52,060Jul 05, 20222,603

BLACKMAN SAMUEL C
Officer

Sale at price 18.24 - 19.95 per share.Direct187,158Jul 01, 202210,000

GLADSTONE MICHAEL
Director

Purchase at price 15.00 per share.Indirect11,500,005Jun 17, 2022766,667

AI DAY 1, L.L.C.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 15.00 per share.Indirect18,000,000Jun 17, 20221,200,000

ATLAS VENTURE OPPORTUNITY FUND II, L.P.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 15.00 per share.Direct11,500,005Jun 17, 2022766,667

BLACKMAN SAMUEL C
Officer

Sale at price 16.26 per share.Direct813,155Jun 15, 202250,000

BENDER JEREMY
Chief Executive Officer

Stock Gift at price 0.00 per share.Direct0Mar 31, 2022563,148

AI DAY 1, L.L.C.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 14.26 - 14.73 per share.Indirect1,551,909Jan 20, 2022106,862

BLACKMAN SAMUEL C
Officer

Sale at price 16.95 - 17.41 per share.Direct171,018Jan 03, 202210,000

TAKEDA PHARMACEUTICAL CO., LTD.
Beneficial Owner of more than 10% of a Class of Security

Sale at price 18.03 - 19.50 per share.Indirect5,496,869Dec 08, 2021297,273

TAKEDA PHARMACEUTICAL CO., LTD.
Beneficial Owner of more than 10% of a Class of Security

Sale at price 18.05 - 18.47 per share.Indirect1,994,530Dec 06, 2021110,209

BLACKMAN SAMUEL C
Officer

Sale at price 16.62 - 18.24 per share.Direct172,242Dec 01, 202110,000

GRANT JULIE PAPANEK
Director

Stock Gift at price 0.00 per share.Direct0Nov 03, 2021465,000

BLACKMAN SAMUEL C
Officer

Stock Gift at price 0.00 per share.Direct0Oct 22, 20211,000,000

GRANT JULIE PAPANEK
Director

Purchase at price 21.30 per share.Indirect276,900Jun 01, 202113,000

GRANT JULIE PAPANEK
Director

IndirectJun 01, 20217,476,776

BECKER DANIEL J
Director

Purchase at price 21.30 per share.Direct106,500Jun 01, 20215,000

ATLAS VENTURE FUND XI L.P
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 21.30 per share.Indirect10,650,000Jun 01, 2021500,000

ATLAS VENTURE FUND XI L.P
Beneficial Owner of more than 10% of a Class of Security

IndirectJun 01, 20218,502,776

JOSEY JOHN A. PH.D.
Director

Purchase at price 21.30 per share.Direct149,100Jun 01, 20217,000

CANAAN XI L.P.
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 21.30 per share.Indirect276,900Jun 01, 202113,000

CANAAN XI L.P.
Beneficial Owner of more than 10% of a Class of Security

IndirectJun 01, 20217,476,776

AI DAY 1 LLC
Beneficial Owner of more than 10% of a Class of Security

Purchase at price 21.30 per share.Direct18,637,500Jun 01, 2021875,000

AI DAY 1 LLC
Beneficial Owner of more than 10% of a Class of Security

DirectJun 01, 20218,502,776