GROUP ONE TRADING, L.P. - MEDIVATION INC ownership

MEDIVATION INC's ticker is MDVN and the CUSIP is 58501N101. A total of 216 filers reported holding MEDIVATION INC in Q4 2013. The put-call ratio across all filers is 1.03 and the average weighting 0.6%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of MEDIVATION INC
ValueSharesWeighting
Q1 2016$1,538,000
-41.0%
33,459
-38.0%
0.02%
-29.0%
Q4 2015$2,608,000
-12.8%
53,942
-23.3%
0.03%
-24.4%
Q3 2015$2,990,000
+277.0%
70,364
+783.3%
0.04%
+241.7%
Q4 2014$793,000
-11.8%
7,966
-12.4%
0.01%
-14.3%
Q3 2014$899,000
+41.6%
9,095
+10.4%
0.01%
+40.0%
Q2 2014$635,000
-48.6%
8,239
-57.0%
0.01%
-52.4%
Q1 2014$1,235,000
+12.0%
19,181
+11.0%
0.02%
+23.5%
Q4 2013$1,103,000
-31.0%
17,284
-35.2%
0.02%
-45.2%
Q3 2013$1,598,000
+59.6%
26,664
+31.1%
0.03%
+24.0%
Q2 2013$1,001,00020,3410.02%
Other shareholders
MEDIVATION INC shareholders Q4 2013
NameSharesValueWeighting ↓
Knoll Capital Management, LLC 4,397,838$212,591,00078.82%
HealthCor Management, L.P. 2,300,000$111,182,0006.75%
Redmile Group, LLC 1,599,393$77,315,0005.79%
Marcus Capital, LLC 104,900$5,071,0005.39%
BB BIOTECH AG 2,581,112$124,771,0003.52%
Hatteras Investment Partners, LP 47,150$2,279,0002.98%
Opus Point Partners Management, LLC 91,310$4,414,0002.92%
TORRAY INVESTMENT PARTNERS LLC 793,000$38,334,0002.85%
Selkirk Management LLC 92,000$4,447,0002.62%
MONTAGE INVESTMENTS, LLC 25,520$1,234,0002.43%
View complete list of MEDIVATION INC shareholders