OBERWEIS ASSET MANAGEMENT INC/ - CARDIOVASCULAR SYS INC DEL ownership

CARDIOVASCULAR SYS INC DEL's ticker is CSII and the CUSIP is 141619106. A total of 123 filers reported holding CARDIOVASCULAR SYS INC DEL in Q3 2014. The put-call ratio across all filers is 17.91 and the average weighting 0.2%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of CARDIOVASCULAR SYS INC DEL
ValueSharesWeighting
Q1 2015$9,135,000
+21.8%
233,986
-6.2%
2.57%
+14.5%
Q4 2014$7,503,000
+19.6%
249,436
-6.1%
2.24%
+30.4%
Q3 2014$6,276,000
-30.6%
265,586
-8.5%
1.72%
-22.9%
Q2 2014$9,042,000
-7.5%
290,186
-5.6%
2.23%
+8.6%
Q1 2014$9,776,000307,5312.05%
Other shareholders
CARDIOVASCULAR SYS INC DEL shareholders Q3 2014
NameSharesValueWeighting ↓
DAFNA Capital Management LLC 286,988$5,390,0001.36%
Brown Capital Management 5,804,501$109,009,0000.90%
Grandeur Peak Global Advisors, LLC 564,582$10,603,0000.48%
IRONWOOD INVESTMENT MANAGEMENT LLC 44,219$830,0000.41%
Champlain Investment Partners, LLC 3,488,625$65,516,0000.30%
PERKINS CAPITAL MANAGEMENT INC 23,200$436,0000.29%
Teton Advisors, Inc. 101,660$1,909,0000.27%
ALGERT GLOBAL LLC 60,659$1,139,0000.14%
Aristides Capital LLC 14,630$275,0000.13%
Engineers Gate Manager LP 146,900$2,759,0000.12%
View complete list of CARDIOVASCULAR SYS INC DEL shareholders