SIMPLEX TRADING, LLC - KEMPHARM INC ownership

KEMPHARM INC's ticker is KMPH and the CUSIP is 488445107. A total of 39 filers reported holding KEMPHARM INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of KEMPHARM INC
ValueSharesWeighting
Q4 2019$0100
-63.0%
0.00%
Q3 2019$0
-100.0%
270
-98.3%
0.00%
Q1 2019$26,000
+1200.0%
16,150
+934.6%
0.00%
Q4 2018$2,000
-96.7%
1,561
-87.8%
0.00%
Q3 2018$61,00012,774
+11838.3%
0.00%
Q4 2017$01070.00%
Other shareholders
KEMPHARM INC shareholders Q4 2018
NameSharesValueWeighting ↓
Arete Wealth Advisors, LLC 987,111$19,604,00011.88%
DSC Advisors, L.P. 801,257$15,913,0008.31%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,420,497$28,211,0001.14%
Boyle Capital Management, L.L.C. 34,094$677,0000.93%
Broadfin Capital, LLC 732,338$14,544,0000.90%
Endurant Capital Management LP 104,886$2,083,0000.70%
SPHERA FUNDS MANAGEMENT LTD. 183,954$3,653,0000.54%
Iowa State Bank 19,020$378,0000.22%
KINGDON CAPITAL MANAGEMENT, L.L.C. 203,390$4,039,0000.20%
DRIEHAUS CAPITAL MANAGEMENT LLC 251,689$4,999,0000.17%
View complete list of KEMPHARM INC shareholders