Citadel Advisors - MEDIDATA SOLUTIONS INC ownership

MEDIDATA SOLUTIONS INC's ticker is MDSO and the CUSIP is 58471A105. A total of 191 filers reported holding MEDIDATA SOLUTIONS INC in Q4 2014. The put-call ratio across all filers is 0.73 and the average weighting 0.2%.

Quarter-by-quarter ownership
Citadel Advisors ownership history of MEDIDATA SOLUTIONS INC
ValueSharesWeighting
Q3 2019$2,097,000
-91.9%
22,923
-92.0%
0.00%
-90.9%
Q2 2019$25,858,000
+250.8%
285,679
+183.8%
0.01%
+175.0%
Q1 2019$7,371,000
+147.9%
100,648
+128.2%
0.00%
+100.0%
Q4 2018$2,973,000
-15.6%
44,096
-8.2%
0.00%0.0%
Q3 2018$3,523,000
+28.1%
48,059
+40.7%
0.00%
+100.0%
Q2 2018$2,750,000
-23.8%
34,148
-40.6%
0.00%0.0%
Q1 2018$3,608,000
+45.7%
57,445
+47.0%
0.00%
-50.0%
Q4 2017$2,476,000
+3.5%
39,075
+27.5%
0.00%0.0%
Q3 2017$2,393,000
-19.5%
30,649
-19.3%
0.00%
-33.3%
Q2 2017$2,971,000
+70.6%
37,994
+25.9%
0.00%
+50.0%
Q1 2017$1,742,000
+140.3%
30,182
+106.7%
0.00%
Q4 2016$725,000
-88.2%
14,600
-86.7%
0.00%
-100.0%
Q3 2016$6,128,000
+890.0%
109,903
+732.3%
0.01%
+500.0%
Q2 2016$619,000
+215.8%
13,205
+232.8%
0.00%
Q4 2015$196,000
-24.3%
3,968
-35.5%
0.00%
Q3 2015$259,000
-68.8%
6,156
-59.6%
0.00%
-100.0%
Q2 2015$829,000
+729.0%
15,254
+651.1%
0.00%
Q1 2015$100,000
+16.3%
2,031
+13.0%
0.00%
Q4 2014$86,000
-91.6%
1,797
-92.2%
0.00%
-100.0%
Q3 2014$1,022,000
+590.5%
23,069
+566.5%
0.00%
Q2 2014$148,000
-57.2%
3,461
-45.6%
0.00%
Q1 2014$346,000
+84.0%
6,366
+234.3%
0.00%
Q3 2013$188,0001,9040.00%
Other shareholders
MEDIDATA SOLUTIONS INC shareholders Q4 2014
NameSharesValueWeighting ↓
Brown Capital Management 5,339,762$338,381,0004.11%
Global Thematic Partners, LLC 1,429,138$90,564,0002.98%
AMERICAN CAPITAL MANAGEMENT INC 514,912$32,630,0001.96%
Ranger Investment Management 397,446$25,186,0001.85%
Conestoga Capital Advisors, LLC 735,957$46,638,0001.79%
ASHFORD CAPITAL MANAGEMENT INC 178,895$11,337,0001.76%
ARK Investment Management 326,079$20,664,0001.65%
Champlain Investment Partners, LLC 1,856,985$117,677,0001.33%
Malaga Cove Capital, LLC 37,601$2,383,0001.33%
Stephens Investment Management Group LLC 822,040$52,093,0001.19%
View complete list of MEDIDATA SOLUTIONS INC shareholders