GROUP ONE TRADING, L.P. - MEDIDATA SOLUTIONS INC ownership

MEDIDATA SOLUTIONS INC's ticker is and the CUSIP is 58471A955. A total of 2 filers reported holding MEDIDATA SOLUTIONS INC in Q4 2018. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of MEDIDATA SOLUTIONS INC
ValueSharesWeighting
Q3 2019$284,000
-69.2%
3,100
-69.6%
0.00%
-75.0%
Q2 2019$923,000
+532.2%
10,200
+410.0%
0.01%
+300.0%
Q1 2019$146,000
-26.3%
2,000
-25.9%
0.00%0.0%
Q3 2018$198,000
+2375.0%
2,700
+2600.0%
0.00%
Q2 2018$8,000
-87.3%
100
-90.0%
0.00%
Q4 2017$63,000
-37.6%
1,000
-23.1%
0.00%
-100.0%
Q3 2017$101,000
-1.0%
1,3000.0%0.00%0.0%
Q2 2017$102,000
+75.9%
1,300
+30.0%
0.00%0.0%
Q1 2017$58,000
-49.1%
1,000
-52.4%
0.00%
-50.0%
Q2 2015$114,000
+5.6%
2,100
-4.5%
0.00%0.0%
Q1 2015$108,000
-84.9%
2,200
-85.3%
0.00%
-81.8%
Q4 2014$716,000
-10.2%
15,000
-16.7%
0.01%
-8.3%
Q3 2014$797,000
+33.1%
18,000
+28.6%
0.01%
+33.3%
Q2 2014$599,000
+630.5%
14,000
+833.3%
0.01%
+800.0%
Q1 2014$82,0001,5000.00%
Other shareholders

There were no reported owners of MEDIDATA SOLUTIONS INC in Q4 2018.

NameSharesValueWeighting ↓
View complete list of MEDIDATA SOLUTIONS INC shareholders