MEIP

MEI Pharma, Inc. MEIP

Trading inactive

Individual Beneficiary

Name of reporting person Citizenship or organization Sole voting power Shared voting power Sole dispositive power Shared dispositive power Amount beneficially owned Percent of class Accepted date
Anson Opportunities Master Fund LP 0 0 0 37210 37210 1 % 01/11/2023
Anson Funds Management LP 0 0 0 1093188 1093188 16.4 % 01/11/2023
Anson Management GP LLC 0 0 0 1093188 1093188 16.4 % 01/11/2023
Anson Advisors Inc. 0 0 0 1093188 1093188 16.4 % 01/11/2023
AOMF GP, LLC 0 0 0 37210 37210 1 % 01/11/2023
Anson Funds Management LP 0 0 0 1093188 1093188 16.4 % 01/11/2023
Anson Management GP LLC 0 0 0 1093188 1093188 16.4 % 01/11/2023
Bruce R. Winson 0 0 0 1093188 1093188 16.4 % 01/11/2023
Anson Advisors Inc. 0 0 0 1093188 1093188 16.4 % 01/11/2023
Funicular Funds, LP 0 0 611440 0 611440 9.2 % 01/11/2023
Amin Nathoo 0 0 0 1093188 1093188 16.4 % 01/11/2023
Moez Kassam 0 0 0 1093188 1093188 16.4 % 01/11/2023
Amin Nathoo 0 0 0 1093188 1093188 16.4 % 01/11/2023
Jacob Ma-Weaver 0 0 611440 0 611440 9.2 % 01/11/2023
Anson Investments Master Fund LP 0 0 0 841674 841674 12.6 % 01/11/2023
AIMF GP LLC 0 0 0 841674 841674 12.6 % 01/11/2023
Jacob Ma-Weaver 0 0 611440 0 611440 9.2 % 01/11/2023
Anson Investments Master Fund LP 0 0 0 841674 841674 12.6 % 01/11/2023
Anson East Master Fund LP 0 0 0 214304 214304 3.2 % 01/11/2023
AEMF GP LLC 0 0 0 214304 214304 3.2 % 01/11/2023
Cable Car Capital LLC 0 0 611440 0 611440 9.2 % 01/11/2023
Funicular Funds, LP 0 0 611440 0 611440 9.2 % 01/11/2023
AOMF GP, LLC 0 0 0 37210 37210 1 % 01/11/2023
Anson Opportunities Master Fund LP 0 0 0 37210 37210 1 % 01/11/2023
AEMF GP LLC 0 0 0 214304 214304 3.2 % 01/11/2023
Anson East Master Fund LP 0 0 0 214304 214304 3.2 % 01/11/2023
AIMF GP LLC 0 0 0 841674 841674 12.6 % 01/11/2023
Cable Car Capital LLC 0 0 611440 0 611440 9.2 % 01/11/2023
Bruce R. Winson 0 0 0 1093188 1093188 16.4 % 01/11/2023
Moez Kassam 0 0 0 1093188 1093188 16.4 % 01/11/2023
Jacob Ma-Weaver 0 0 326400 0 326400 4.9 % 30/05/2023
Moez Kassam 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Management GP LLC 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Funds Management LP 0 0 0 662528 662528 9.9 % 30/05/2023
Jacob Ma-Weaver 0 0 326400 0 326400 4.9 % 30/05/2023
Cable Car Capital LLC 0 0 326400 0 326400 4.9 % 30/05/2023
Funicular Funds, LP 0 0 326400 0 326400 4.9 % 30/05/2023
Funicular Funds, LP 0 0 326400 0 326400 4.9 % 30/05/2023
Moez Kassam 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Funds Management LP 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Management GP LLC 0 0 0 662528 662528 9.9 % 30/05/2023
Amin Nathoo 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Advisors, Inc. 0 0 0 662528 662528 9.9 % 30/05/2023
Bruce R. Winson 0 0 0 662528 662528 9.9 % 30/05/2023
Cable Car Capital LLC 0 0 326400 0 326400 4.9 % 30/05/2023
Bruce R. Winson 0 0 0 662528 662528 9.9 % 30/05/2023
Anson Advisors, Inc. 0 0 0 662528 662528 9.9 % 30/05/2023
Amin Nathoo 0 0 0 662528 662528 9.9 % 30/05/2023
Tang Capital Management, LLC DELAWARE 0 361084 0 361084 361084 5.4 % 01/05/2023
Winson 0 10617959 0 10617959 10617959 8 % 14/02/2023
LLC 0 10617959 0 10617959 10617959 8 % 14/02/2023
Inc. 0 10617959 0 10617959 10617959 8 % 14/02/2023
Kassam 0 10617959 0 10617959 10617959 8 % 14/02/2023
Nathoo 0 10617959 0 10617959 10617959 8 % 14/02/2023
Management LP 0 10617959 0 10617959 10617959 8 % 14/02/2023
Inc. 0 10617959 0 10617959 10617959 8 % 14/02/2023
Winson 0 10617959 0 10617959 10617959 8 % 14/02/2023
LLC 0 10617959 0 10617959 10617959 8 % 14/02/2023
Management LP 0 10617959 0 10617959 10617959 8 % 14/02/2023
Kassam 0 10617959 0 10617959 10617959 8 % 14/02/2023
Nathoo 0 10617959 0 10617959 10617959 8 % 14/02/2023
The Vanguard Group - 23-1945930 Pennsylvania For 0 0 0 36036 7671024 5.76 % 09/02/2023
The Vanguard Group - 23-1945930 Pennsylvania For 0 0 0 36036 7671024 5.76 % 09/02/2023
First Light Asset Management, LLC Delaware 0 0 0 0 0 0 % 31/05/2022
First Light Asset Management, LLC Delaware 0 0 0 0 0 0 % 31/05/2022
Mathew P. Arens Delaware 10000 6000 10000 0 16000 0.01 % 31/05/2022
Mathew P. Arens United State of America 10000 6000 10000 0 16000 0.01 % 31/05/2022
Mathew P. Arens Delaware 10000 11583712 10000 0 11593712 8.73 % 14/02/2022
First Light Asset Management, LLC Delaware 0 11577712 0 0 11577712 8.72 % 14/02/2022
First Light Asset Management, LLC 0 11577712 0 0 11577712 8.72 % 14/02/2022
Mathew P. Arens 10000 11583712 10000 0 11593712 8.73 % 14/02/2022
Wasatch Advisors, Inc. 87-0319391 9342310 0 9342310 0 9342310 7 % 11/02/2022
Wasatch Advisors, Inc. 87-0319391 9342310 0 9342310 0 9342310 7 % 11/02/2022
(1) BlackRock, Inc. Delaware 6581457 0 6637006 0 6637006 4.99 % 09/02/2022
(1) BlackRock, Inc. Delaware 6638678 0 6689871 0 6689871 5.9 % 31/01/2022
(1)Names of reporting persons. BlackRock, Inc. Delaware 6931482 0 6987676 0 6987676 6.2 % 02/02/2021
10 Delaware 0 6600660 0 6600660 6600660 6.3 % 14/02/2020
10 Delaware 0 6600660 0 6600660 6600660 6.3 % 14/02/2020
6.3% Delaware 0 6600660 0 6600660 6600660 6.3 % 14/02/2020
10. Cayman Islands 6250000 0 625000 0 6250000 5.9 % 05/02/2020
Page 5 of 10 Cayman Islands 6250000 0 6250000 0 6250000 12 % 05/02/2020
10. Cayman Islands 6250000 0 6250000 0 6250000 5.9 % 05/02/2020
10. Cayman Islands 6250000 0 6250000 0 6250000 5.9 % 05/02/2020
10. 6250000 0 6250000 0 6250000 5.9 % 05/02/2020
10. 6250000 0 6250000 0 6250000 5.9 % 05/02/2020
10. 6250000 0 625000 0 6250000 5.9 % 05/02/2020
Page 5 of 10 6250000 0 6250000 0 6250000 12 % 05/02/2020
6.2% Delaware 0 4400440 0 4400440 4400440 6.2 % 14/02/2019
10 Delaware 0 4400440 0 4400440 4400440 6.2 % 14/02/2019
10 Delaware 0 4400440 0 4400440 4400440 6.2 % 14/02/2019
Vivo Opportunity, LLC OR PLACE OF ORGANIZATION 7252749 0 7252749 0 7252749 9.99 % 14/02/2019
BVF Partners OS Ltd. Delaware 0 0 0 338020 338020 1 % 14/02/2019
BVF Inc. Delaware 0 0 0 4518861 4518861 6.2 % 14/02/2019
Mark N. Lampert Delaware 0 0 0 4518861 4518861 6.2 % 14/02/2019
BVF Partners L.P. Delaware 0 0 0 4518861 4518861 6.2 % 14/02/2019
Biotechnology Value Fund, L.P. Delaware 0 0 0 2197347 2197347 3.1 % 14/02/2019
Biotechnology Value Fund II, L.P. Delaware 0 0 0 1654970 1654970 2.3 % 14/02/2019
Biotechnology Value Trading Fund OS LP Delaware 0 0 0 338020 338020 1 % 14/02/2019
13-3127734 Delaware 1999600 0 2115600 208113 2323713 3.27 % 12/02/2019
26-0385758 Delaware 1999600 0 2115600 208113 2323713 3.27 % 12/02/2019
13-3127734 Delaware 1999600 0 2115600 208113 2323713 3.27 % 12/02/2019
26-0385758 Delaware 1999600 0 2115600 208113 2323713 3.27 % 12/02/2019
9.2% Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
10 Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
10 Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
10 Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
9.2% Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
10 Delaware 0 6600660 0 6600660 6600660 9.2 % 05/09/2018
Biotechnology Value Fund II, L.P. Delaware 0 0 0 1562122 1562122 2.2 % 29/05/2018
BVF Inc. Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
Mark N. Lampert Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
BVF Inc. Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
Biotechnology Value Trading Fund OS LP Delaware 0 0 0 372222 372222 1 % 29/05/2018
BVF Partners OS Ltd. Delaware 0 0 0 372222 372222 1 % 29/05/2018
BVF Partners L.P. Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
Mark N. Lampert Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
BVF Partners L.P. Delaware 0 0 0 4620462 4620462 6.4 % 29/05/2018
Biotechnology Value Fund, L.P. Delaware 0 0 0 2228478 2228478 3.1 % 29/05/2018
BVF Partners OS Ltd. Delaware 0 0 0 372222 372222 1 % 29/05/2018
Biotechnology Value Fund, L.P. Delaware 0 0 0 2228478 2228478 3.1 % 29/05/2018
Biotechnology Value Fund II, L.P. Delaware 0 0 0 1562122 1562122 2.2 % 29/05/2018
Biotechnology Value Trading Fund OS LP Delaware 0 0 0 372222 372222 1 % 29/05/2018
Bruce S. Kovner Delaware 0 6600658 0 6600658 6600658 9.1 % 24/05/2018
Caxton Corporation Delaware 0 6600658 0 6600658 6600658 9.1 % 24/05/2018
CDK Associates, L.L.C. Delaware 0 6363036 0 6363036 6363036 8.8 % 24/05/2018
Caxton Corporation Delaware 0 6600658 0 6600658 6600658 9.1 % 24/05/2018
Bruce S. Kovner Delaware 0 6600658 0 6600658 6600658 9.1 % 24/05/2018
CDK Associates, L.L.C. Delaware 0 6363036 0 6363036 6363036 8.8 % 24/05/2018
Vivo Opportunity, LLC Delaware 7072809 0 7072809 0 9 9.99 % 21/05/2018
13-3127734 Delaware 1788681 0 1788681 225432 2014113 5.44 % 13/02/2018
26-0385758 Delaware 1788681 0 1788681 225432 2014113 5.44 % 13/02/2018
26-0385758 Delaware 1788681 0 1788681 225432 2014113 5.44 % 13/02/2018
13-3127734 Delaware 1788681 0 1788681 225432 2014113 5.44 % 13/02/2018
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
13G/A Texas 0 486969 0 486969 486969 1.3 % 14/02/2017
Riccardo Braglia Luxembourg 0 2616431 0 0 2616431 7.1 % 22/08/2016
Helsinn Investment Fund SA Luxembourg 0 2616431 0 0 2616431 7.1 % 22/08/2016
Deerfield Special Situations Fund, L.P. Delaware 0 0 0 0 0 0 % 16/02/2016
Deerfield Mgmt, L.P. Delaware 0 0 0 0 0 0 % 16/02/2016
Deerfield Special Situations International Master Fund, L.P. Delaware 0 0 0 0 0 0 % 16/02/2016
James E. Flynn Delaware 0 0 0 0 0 0 % 16/02/2016
Deerfield Management Company, L.P. Delaware 0 0 0 0 0 0 % 16/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G/A Texas 0 1944479 0 1944479 1944479 5.7 % 05/02/2016
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
13G Texas 0 1715000 0 1715000 1715000 5 % 10/08/2015
Abigail P. Johnson Delaware 0 0 1451621 0 1451621 4.36 % 10/04/2015
Edward C. Johnson 3d Delaware 0 0 1451621 0 1451621 4.36 % 10/04/2015
FMR LLC Delaware 85803 0 1451621 0 1451621 4.36 % 10/04/2015
Deerfield Management Company, L.P. Delaware 0 2939876 0 0 2939876 9.25 % 17/02/2015
Deerfield Special Situations Fund, L.P. Delaware 0 1605174 0 0 1605174 5.05 % 17/02/2015
James E. Flynn Delaware 0 2939876 0 0 2939876 9.25 % 17/02/2015
Deerfield Special Situations International Master Fund, L.P. Delaware 0 1334702 0 0 1334702 4.2 % 17/02/2015
Deerfield Mgmt, L.P. Delaware 0 2939876 0 0 2939876 9.25 % 17/02/2015
Point72 Capital Advisors, Inc. Delaware 0 1750000 0 0 1750000 5.3 % 18/12/2014
Steven A. Cohen Delaware 0 2400000 0 0 2400000 7.2 % 18/12/2014
Steven A. Cohen Delaware 0 2400000 0 0 2400000 7.2 % 18/12/2014
EverPoint Asset Management, LLC Delaware 0 650000 0 0 650000 2 % 18/12/2014
Point72 Asset Management, L.P. Delaware 0 1750000 0 0 1750000 5.3 % 18/12/2014
Point72 Capital Advisors, Inc. Delaware 0 1750000 0 0 1750000 5.3 % 18/12/2014
EverPoint Asset Management, LLC Delaware 0 650000 0 0 650000 2 % 18/12/2014
Point72 Asset Management, L.P. Delaware 0 1750000 0 0 1750000 5.3 % 18/12/2014
NAME OF REPORTING Delaware 0 859500 0 859500 1989500 9.26 % 13/02/2014
NAME OF REPORTING Delaware 0 859500 0 859500 1130000 5.26 % 13/02/2014
NAME OF REPORTING Delaware 0 859500 0 859500 859500 4 % 13/02/2014
NAME OF REPORTING Delaware 0 859500 0 859500 859500 4 % 13/02/2014
NAME OF REPORTING Delaware 0 859500 0 859500 1130000 5.26 % 13/02/2014
NAME OF REPORTING Delaware 0 859500 0 859500 1989500 9.26 % 13/02/2014
Deerfield Mgmt, L.P. Delaware 0 1372199 0 0 1372199 6.38 % 30/10/2013
James E. Flynn United States 0 1372199 0 0 1372199 6.38 % 30/10/2013
Deerfield Special Situations Fund, L.P. Delaware 0 753337 0 0 753337 3.51 % 30/10/2013
Deerfield Management Company, L.P. Delaware 0 1372199 0 0 1372199 6.38 % 30/10/2013
Deerfield Special Situations Fund, L.P. Delaware 0 753337 0 0 753337 3.51 % 30/10/2013
James E. Flynn Delaware 0 1372199 0 0 1372199 6.38 % 30/10/2013
Deerfield Special Situations International Master Fund, L.P. British Virgin Islands 0 618862 0 0 618862 2.88 % 30/10/2013
Deerfield Mgmt, L.P. Delaware 0 1372199 0 0 1372199 6.38 % 30/10/2013
Deerfield Management Company, L.P. Delaware 0 1372199 0 0 1372199 6.38 % 30/10/2013
Deerfield Special Situations International Master Fund, L.P. Delaware 0 618862 0 0 618862 2.88 % 30/10/2013
2 United States 0 0 931767 931767 931767 5.4 % 16/10/2013
2 Cayman Islands 0 0 931767 931767 931767 5.4 % 16/10/2013
2 Cayman Islands 0 0 931767 931767 931767 5.4 % 16/10/2013
2 United States 0 0 931767 931767 931767 5.4 % 16/10/2013
2 Cayman Islands 0 0 931767 931767 931767 5.4 % 16/10/2013
2 Cayman Islands 0 0 931767 931767 931767 5.4 % 16/10/2013
2 United States 0 0 931767 931767 931767 5.4 % 16/10/2013
2 United States 0 0 931767 931767 931767 5.4 % 16/10/2013
FMR LLC United States of America 0 0 1896851 0 1896851 12.633 % 11/03/2013
Edward C. Johnson 3d United States of America 0 0 1896851 0 1896851 12.633 % 11/03/2013
FMR LLC United States of America 0 0 1896851 0 1896851 12.633 % 11/03/2013
Edward C. Johnson 3d United States of America 0 0 1896851 0 1896851 12.633 % 11/03/2013
RA Capital Healthcare Fund, L.P. Massachusetts 621775 0 621775 0 621775 4.5 % 03/01/2013
RA Capital Management, LLC Massachusetts 991666 0 991666 0 991666 7 % 03/01/2013
Peter Kolchinsky Massachusetts 991666 0 991666 0 991666 7 % 03/01/2013
RA Capital Healthcare Fund, L.P. Delaware 621775 0 621775 0 621775 4.5 % 03/01/2013
Peter Kolchinsky Citizenship or Place of Organization 991666 0 991666 0 991666 7 % 03/01/2013
RA Capital Management, LLC Massachusetts 991666 0 991666 0 991666 7 % 03/01/2013
Vivo Ventures Fund VII, L.P. Delaware 0 4561381 0 10 4561381 32.32 % 21/12/2012
Vivo Ventures VII, LLC Delaware 0 4660796 0 10 4660796 33 % 21/12/2012
Vivo Ventures VII Affiliates Fund, L.P. Delaware 0 99415 0 10 99415 0.73 % 21/12/2012
Vivo Ventures V Affiliates Fund, L.P. Delaware 0 2775 0 10 2775 0.02 % 21/12/2012
Vivo Ventures V, LLC Delaware 0 270782 0 10 270782 1.97 % 21/12/2012
Vivo Ventures Fund V, L.P. Delaware 0 268007 0 10 268007 1.95 % 21/12/2012
13G Delaware 0 929950 0 929950 929950 9.9 % 04/08/2011
Heights Capital Management, Inc. Cayman Islands 0 929950 0 0 929950 9.9 % 04/08/2011
Capital Ventures International Cayman Islands 0 929950 0 0 929950 9.9 % 04/08/2011
13G Cayman Islands 0 929950 0 929950 929950 9.9 % 04/08/2011
BARCLAYS GLOBAL INVESTORS, NA. Cayman Islands 0 417609 0 417609 9902528 8.57 % 03/08/2011
Novogen Limited : 0 0 0 0 10067829 78.2 % 11/05/2011
Novogen Limited : 0 0 0 0 5240829 71.3 % 30/12/2010
OppenheimerFunds, Inc. Colorado 0 8671776 0 0 8671776 11.66 % 26/01/2009
Oppenheimer International Growth Fund Colorado 0 4965704 0 0 4965704 6.71 % 26/01/2009

Senat trading

Bureau Date de la transaction Date de réception Type Amount Commentaire

Senat Divulgation

Représentant Date de la transaction Date de divulgation Type Amount District