SIMPLEX TRADING, LLC - MEDIDATA SOLUTIONS INC ownership

MEDIDATA SOLUTIONS INC's ticker is and the CUSIP is 58471A905. A total of 1 filers reported holding MEDIDATA SOLUTIONS INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of MEDIDATA SOLUTIONS INC
ValueSharesWeighting
Q3 2019$2,497,000
-28.3%
273
-29.1%
0.01%
-30.0%
Q2 2019$3,484,000
+1490.9%
385
+1183.3%
0.01%
+900.0%
Q1 2019$219,000
-14.5%
30
-14.3%
0.00%0.0%
Q3 2018$256,000
-70.3%
35
-67.3%
0.00%
-66.7%
Q2 2018$861,000
+86000.0%
107
+91.1%
0.00%
Q1 2018$1,0000.0%56
+366.7%
0.00%
Q4 2017$1,000
-99.4%
12
-94.1%
0.00%
-100.0%
Q3 2017$163,000
-25.2%
202
-10.6%
0.01%
-22.2%
Q2 2017$218,000
+4260.0%
226
+1406.7%
0.01%
Q1 2017$5,00015
-21.1%
0.00%
Q4 2016$019
+171.4%
0.00%
Q3 2016$0
-100.0%
7
-36.4%
0.00%
Q2 2016$1,000
-50.0%
11
-81.4%
0.00%
Q1 2016$2,000
-66.7%
59
+195.0%
0.00%
Q4 2015$6,000
+100.0%
20
+100.0%
0.00%
Q3 2015$3,00010
-9.1%
0.00%
Q2 2015$0
-100.0%
11
-90.8%
0.00%
-100.0%
Q1 2015$13,000
+550.0%
120
+3900.0%
0.00%
Q4 2014$2,00030.00%
Other shareholders
MEDIDATA SOLUTIONS INC shareholders Q4 2016
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 19$00.00%
View complete list of MEDIDATA SOLUTIONS INC shareholders