OBERWEIS ASSET MANAGEMENT INC/ - MEDIDATA SOLUTIONS INC ownership

MEDIDATA SOLUTIONS INC's ticker is MDSO and the CUSIP is 58471A105. A total of 203 filers reported holding MEDIDATA SOLUTIONS INC in Q1 2014. The put-call ratio across all filers is 0.78 and the average weighting 0.2%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of MEDIDATA SOLUTIONS INC
ValueSharesWeighting
Q2 2014$1,548,000
-88.1%
36,164
-84.9%
0.38%
-86.0%
Q1 2014$13,036,000
-8.8%
239,890
+1.5%
2.74%
-21.0%
Q4 2013$14,299,000
+12.3%
236,340
+83.6%
3.46%
-4.3%
Q3 2013$12,737,000
-35.2%
128,748
-49.2%
3.62%
-35.0%
Q2 2013$19,647,000253,6795.57%
Other shareholders
MEDIDATA SOLUTIONS INC shareholders Q1 2014
NameSharesValueWeighting ↓
SYQUANT CAPITAL SAS 1,550,606$141,880,00038.85%
Kellner Capital, LLC 198,600$18,172,00012.80%
Sandell Asset Management Corp. 331,000$30,286,00010.18%
Chicago Capital Management, LLC 195,000$17,842,0009.30%
Burren Capital Advisors Ltd 26,350$2,411,0007.73%
First Trust Capital Management L.P. 246,631$22,567,0007.32%
Exane Asset Management 102,140$9,345,810,0007.17%
GARDNER LEWIS ASSET MANAGEMENT L P 521,736$47,739,0007.15%
BARDIN HILL MANAGEMENT PARTNERS LP 430,883$39,426,0006.84%
WATER ISLAND CAPITAL LLC 900,726$82,416,0005.12%
View complete list of MEDIDATA SOLUTIONS INC shareholders