
KemPharm, Inc. KMPH
Trading inactive
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 |
---|---|---|---|---|---|---|---|---|
The Vanguard Group | Pennsylvania | 0 | 44831 | 2691268 | 64793 | 2756061 | 5.23 % | 04/11/2024 |
Nantahala Capital Management, LLC | MA | 0 | 2453405 | 0 | 2453405 | 2453405 | 6.2 % | 14/02/2024 |
Daniel Mack | USA | 0 | 2453405 | 0 | 2453405 | 2453405 | 6.2 % | 14/02/2024 |
Wilmot B. Harkey | USA | 0 | 2453405 | 0 | 2453405 | 2453405 | 6.2 % | 14/02/2024 |
BlackRock, Inc. | Delaware | 2370804 | 0 | 2410289 | 0 | 2410289 | 5.8 % | 29/01/2024 |
BlackRock, Inc. | Delaware | 852714 | 0 | 852849 | 0 | 852849 | 2.5 % | 08/07/2022 |
BlackRock, Inc. | Delaware | 2214838 | 0 | 2235542 | 0 | 2235542 | 6.3 % | 04/02/2022 |
ThetaBurn Investments, LLC | South Dakota | 0 | 41000 | 0 | 41000 | 41000 | 0.1 % | 12/01/2022 |
Samuel J. Braun | United States | 2657160 | 364500 | 2657160 | 364500 | 3021660 | 8.6 % | 12/01/2022 |
ThinkSwitch Capital, LLC | Delaware | 0 | 323500 | 0 | 323500 | 323500 | 0.9 % | 12/01/2022 |
Martin D. Hoe | United States | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Empery Asset Management, LP | Delaware | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Ryan M. Lane | United States | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Martin D. Hoe | United States | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Empery Asset Management, LP | Delaware | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Ryan M. Lane | United States | 0 | 801670 | 0 | 801670 | 801670 | 2.22 % | 11/01/2022 |
Samuel J. Braun | 3155000 | 11.1 % | 17/05/2021 | |||||
Samuel J. Braun | 2056500 | 7.2 % | 19/04/2021 | |||||
Daniel J. Mangless | United States America | 0 | 700000 | 0 | 700000 | 10 | 3.7 % | 09/03/2021 |
S DSC Advisors, L.L.C. | Delaware | 0 | 159364 | 0 | 159364 | 159364 | 3.4 % | 16/02/2021 |
S Delaware Street Capital Master Fund, L.P. | Cayman Islands | 159364 | 0 | 159364 | 0 | 159364 | 3.4 % | 16/02/2021 |
S DSC Advisors, L.P. | Delaware | 0 | 159364 | 0 | 159364 | 159364 | 3.4 % | 16/02/2021 |
S Andrew G. Bluhm | United States | 0 | 159364 | 0 | 159364 | 159364 | 3.4 % | 16/02/2021 |
S DSC Managers, L.L.C. | Delaware | 0 | 159364 | 0 | 159364 | 159364 | 3.4 % | 16/02/2021 |
Auctus Fund Management, LLC3 EIN | United States of America, State of Delaware | 450000 | 0 | 450000 | 0 | 450000 | 2.38 % | 12/02/2021 |
Auctus Fund, LLC1 EIN | United States of America, State of Delaware | 450000 | 0 | 450000 | 0 | 450000 | 2.38 % | 12/02/2021 |
Louis Posner7 | United States of America | 450000 | 0 | 450000 | 0 | 450000 | 2.38 % | 12/02/2021 |
Alfred Sollami5 | United States of America | 450000 | 0 | 450000 | 0 | 450000 | 2.38 % | 12/02/2021 |
Auctus Fund, LLC1 EIN | United States of America, State of Delaware | 1000000 | 0 | 1000000 | 0 | 1000000 | 8.58 % | 05/02/2021 |
Louis Posner7 | United States of America | 1000000 | 0 | 1000000 | 0 | 1000000 | 8.58 % | 05/02/2021 |
Alfred Sollami5 | United States of America | 1000000 | 0 | 1000000 | 0 | 1000000 | 8.58 % | 05/02/2021 |
Auctus Fund Management, LLC3 EIN | United States of America, State of Delaware | 1000000 | 0 | 1000000 | 0 | 1000000 | 8.58 % | 05/02/2021 |
Martin D. Hoe | United States | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Empery Asset Management, LP | Delaware | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Ryan M. Lane | United States | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Ryan M. Lane | United States | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Martin D. Hoe | United States | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Empery Asset Management, LP | Delaware | 0 | 1125000 | 0 | 1125000 | 1125000 | 9.99 % | 14/01/2021 |
Alyeska Investment Group, L.P. | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 14/02/2020 |
Alyeska Fund GP, LLC | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 14/02/2020 |
Alyeska Fund 2 GP, LLC | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 14/02/2020 |
Anand Parekh | United States of America | 0 | 0 | 0 | 0 | 0 | 0 % | 14/02/2020 |
Daniel J. Mangless | United States America | 0 | 1500000 | 0 | 1500000 | 10 | 5.3 % | 12/06/2019 |
Andrew G. Bluhm | United States | 0 | 4095914 | 0 | 4095914 | 4095914 | 15.5 % | 17/01/2019 |
DSC Advisors, L.L.C. | Delaware | 0 | 4095914 | 0 | 4095914 | 4095914 | 15.5 % | 17/01/2019 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 4095914 | 0 | 4095914 | 0 | 4095914 | 15.5 % | 17/01/2019 |
DSC Advisors, L.P. | Delaware | 0 | 4095914 | 0 | 4095914 | 4095914 | 15.5 % | 17/01/2019 |
DSC Managers, L.L.C. | Delaware | 0 | 4095914 | 0 | 4095914 | 4095914 | 15.5 % | 17/01/2019 |
Deerfield Mgmt III, L.P. | Delaware | 0 | 7191891 | 0 | 7191891 | 7191891 | 4.985 % | 21/11/2018 |
Deerfield Special Situations Fund, L.P. | Delaware | 0 | 822621 | 0 | 822621 | 822621 | 3.02 % | 21/11/2018 |
Deerfield Mgmt, L.P. | Delaware | 0 | 822621 | 0 | 822621 | 822621 | 3.02 % | 21/11/2018 |
Deerfield Management Company, L.P. | Delaware | 0 | 8014512 | 0 | 8014512 | 8014512 | 4.985 % | 21/11/2018 |
Deerfield Private Design Fund III, L.P. | Delaware | 0 | 7191891 | 0 | 7191891 | 7191891 | 4.985 % | 21/11/2018 |
James E. Flynn | United States | 0 | 8014512 | 0 | 8014512 | 8014512 | 4.985 % | 21/11/2018 |
Alyeska Investment Group, L.P. | Delaware | 0 | 992338 | 0 | 992338 | 992338 | 6.8 % | 14/02/2018 |
Anand Parekh | United States of America | 0 | 992338 | 0 | 992338 | 992338 | 6.8 % | 14/02/2018 |
Alyeska Fund 2 GP, LLC | Delaware | 0 | 992338 | 0 | 992338 | 992338 | 6.8 % | 14/02/2018 |
Alyeska Fund GP, LLC | Delaware | 0 | 992338 | 0 | 992338 | 992338 | 6.8 % | 14/02/2018 |
Christal M.M. Mickle 2. Check the Appropriate Box if a Member of a Group | United States | 262477 | 312648 | 262477 | 312648 | 575125 | 3.9 % | 12/02/2018 |
Travis C. Mickle | United States | 2206268 | 312648 | 2206268 | 312648 | 2518916 | 17.2 % | 12/02/2018 |
Andrew G. Bluhm | United States | 0 | 1791631 | 0 | 1791631 | 1791631 | 12.2 % | 29/01/2018 |
DSC Managers, L.L.C. | Delaware | 0 | 1791631 | 0 | 1791631 | 1791631 | 12.2 % | 29/01/2018 |
DSC Advisors, L.P. | Delaware | 0 | 1791631 | 0 | 1791631 | 1791631 | 12.2 % | 29/01/2018 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 1791631 | 0 | 1791631 | 0 | 1791631 | 12.2 % | 29/01/2018 |
DSC Advisors, L.L.C. | Delaware | 0 | 1791631 | 0 | 1791631 | 1791631 | 12.2 % | 29/01/2018 |
DSC Advisors, L.L.C. | Delaware | 0 | 1465743 | 0 | 1465743 | 1465743 | 10 % | 15/09/2017 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 1465743 | 0 | 1465743 | 0 | 1465743 | 10 % | 15/09/2017 |
DSC Advisors, L.P. | Delaware | 0 | 1465743 | 0 | 1465743 | 1465743 | 10 % | 15/09/2017 |
DSC Managers, L.L.C. | Delaware | 0 | 1465743 | 0 | 1465743 | 1465743 | 10 % | 15/09/2017 |
Andrew G. Bluhm | United States | 0 | 1465743 | 0 | 1465743 | 1465743 | 10 % | 15/09/2017 |
Travis C. Mickle | United States | 1784222 | 569278 | 1784222 | 569278 | 2353500 | 16.1 % | 14/02/2017 |
Christal M.M. Mickle 2. Check the Appropriate Box if a Member of a Group | United States | 238727 | 569278 | 238727 | 569278 | 808005 | 5.5 % | 14/02/2017 |
Broadfin Capital, LLC | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2017 |
Broadfin Healthcare Master Fund, Ltd. | Cayman Islands | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2017 |
Kevin Kotler | United States America | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2017 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 1462868 | 0 | 1462868 | 0 | 1462868 | 9.9 % | 10/01/2017 |
DSC Advisors, L.P. | Delaware | 0 | 1462868 | 0 | 1462868 | 1462868 | 9.9 % | 10/01/2017 |
Andrew G. Bluhm | United States | 0 | 1462868 | 0 | 1462868 | 1462868 | 9.9 % | 10/01/2017 |
DSC Advisors, L.L.C. | Delaware | 0 | 1462868 | 0 | 1462868 | 1462868 | 9.9 % | 10/01/2017 |
DSC Managers, L.L.C. | Delaware | 0 | 1462868 | 0 | 1462868 | 1462868 | 9.9 % | 10/01/2017 |
Christal M.M. Mickle | United States | 222077 | 562228 | 222077 | 562228 | 784305 | 5.4 % | 16/02/2016 |
Travis C. Mickle | United States | 1685055 | 562228 | 1685055 | 562228 | 2247283 | 15.5 % | 16/02/2016 |
Broadfin Capital, LLC | Delaware | 0 | 732338 | 0 | 732338 | 732338 | 5 % | 16/02/2016 |
Kevin Kotler | United States America | 0 | 732338 | 0 | 732338 | 732338 | 5 % | 16/02/2016 |
Broadfin Healthcare Master Fund, Ltd. | Cayman Islands | 0 | 732338 | 0 | 732338 | 732338 | 5 % | 16/02/2016 |
Andrew G. Bluhm | United States | 0 | 801257 | 0 | 801257 | 801257 | 5.5 % | 11/02/2016 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 801257 | 0 | 801257 | 0 | 801257 | 5.5 % | 11/02/2016 |
DSC Advisors, L.P. | Delaware | 0 | 801257 | 0 | 801257 | 801257 | 5.5 % | 11/02/2016 |
DSC Advisors, L.L.C. | Delaware | 0 | 801257 | 0 | 801257 | 801257 | 5.5 % | 11/02/2016 |
DSC Managers, L.L.C. | Delaware | 0 | 801257 | 0 | 801257 | 801257 | 5.5 % | 11/02/2016 |
Deerfield Special Situations Fund, L.P. | Delaware | 0 | 1164087 | 0 | 1164087 | 1164087 | 8.06 % | 18/12/2015 |
Deerfield Management Company, L.P. | Delaware | 0 | 5318699 | 0 | 5318699 | 5318699 | 9.985 % | 18/12/2015 |
Deerfield Mgmt, L.P. | Delaware | 0 | 1164087 | 0 | 1164087 | 1164087 | 8.06 % | 18/12/2015 |
James E. Flynn | United States | 0 | 5318699 | 0 | 5318699 | 5318699 | 9.985 % | 18/12/2015 |
Deerfield Private Design Fund III, L.P. | Delaware | 0 | 4154612 | 0 | 4154612 | 4154612 | 9.985 % | 18/12/2015 |
Deerfield Mgmt III, L.P. | Delaware | 0 | 4154612 | 0 | 4154612 | 4154612 | 9.985 % | 18/12/2015 |
DSC Managers, L.L.C. | Delaware | 0 | 790541 | 0 | 790541 | 790541 | 5.6 % | 27/10/2015 |
Andrew G. Bluhm | United States | 0 | 790541 | 0 | 790541 | 790541 | 5.6 % | 27/10/2015 |
Delaware Street Capital Master Fund, L.P. | Cayman Islands | 790541 | 0 | 790541 | 0 | 790541 | 5.6 % | 27/10/2015 |
DSC Advisors, L.P. | Delaware | 0 | 790541 | 0 | 790541 | 790541 | 5.6 % | 27/10/2015 |
DSC Advisors, L.L.C. | Delaware | 0 | 790541 | 0 | 790541 | 790541 | 5.6 % | 27/10/2015 |
Kevin Kotler | United States of America | 0 | 802400 | 0 | 802400 | 802400 | 6 % | 29/04/2015 |
Broadfin Capital, LLC | Delaware | 0 | 802400 | 0 | 802400 | 802400 | 6 % | 29/04/2015 |
Broadfin Healthcare Master Fund, Ltd. | Cayman Islands | 0 | 802400 | 0 | 802400 | 802400 | 6 % | 29/04/2015 |
Deerfield Mgmt, L.P. | Delaware | 0 | 500000 | 0 | 500000 | 500000 | 3.71 % | 23/04/2015 |
James E. Flynn | United States | 0 | 3719487 | 0 | 3719487 | 3719487 | 9.98 % | 23/04/2015 |
Deerfield Special Situations Fund, L.P. | Delaware | 0 | 500000 | 0 | 500000 | 500000 | 3.71 % | 23/04/2015 |
Deerfield Private Design Fund III, L.P. | Delaware | 0 | 3219487 | 0 | 3219487 | 3219487 | 9.98 % | 23/04/2015 |
Deerfield Mgmt III, L.P. | Delaware | 0 | 3219487 | 0 | 3219487 | 3219487 | 9.98 % | 23/04/2015 |
Deerfield Management Company, L.P. | Delaware | 0 | 3719487 | 0 | 3719487 | 3719487 | 9.98 % | 23/04/2015 |