OBERWEIS ASSET MANAGEMENT INC/ - MEDIDATA SOLUTIONS INC ownership

MEDIDATA SOLUTIONS INC's ticker is MDSO and the CUSIP is 58471A105. A total of 213 filers reported holding MEDIDATA SOLUTIONS INC in Q4 2013. The put-call ratio across all filers is 0.97 and the average weighting 0.3%.

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 Q4 2013
NameSharesValueWeighting ↓
ShearLink Capital, LLC 464,446$22,893,0009.55%
Brown Capital Management 5,369,431$264,659,0004.15%
TAMRO Capital Partners LLC 202,631$9,988,0002.71%
Ranger Investment Management 755,454$37,236,0002.20%
ZEVENBERGEN CAPITAL INVESTMENTS LLC 1,028,230$50,681,0002.06%
Conestoga Capital Advisors, LLC 424,255$20,912,0001.69%
Stephens Investment Management Group LLC 801,545$39,508,0001.40%
Apex Capital Management 1,093,218$53,885,0001.20%
Champlain Investment Partners, LLC 1,190,025$58,656,0001.00%
ARCADIA INVESTMENT MANAGEMENT CORP/MI 65,175$3,212,0000.98%
View complete list of MEDIDATA SOLUTIONS INC shareholders