OBERWEIS ASSET MANAGEMENT INC/ - OSI SYSTEMS INC ownership

OSI SYSTEMS INC's ticker is OSIS and the CUSIP is 671044105. A total of 198 filers reported holding OSI SYSTEMS INC in Q3 2017. The put-call ratio across all filers is 0.99 and the average weighting 0.2%.

Quarter-by-quarter ownership
OBERWEIS ASSET MANAGEMENT INC/ ownership history of OSI SYSTEMS INC
ValueSharesWeighting
Q3 2023$2,998,216
+212.6%
25,400
+70.5%
0.32%
+42.0%
Q4 2017$959,000
-29.1%
14,900
+0.7%
0.22%
-40.4%
Q3 2017$1,352,000
+21.6%
14,8000.0%0.38%
+23.3%
Q2 2017$1,112,000
+23.8%
14,800
+20.3%
0.30%
+15.1%
Q1 2017$898,00012,3000.26%
Other shareholders
OSI SYSTEMS INC shareholders Q3 2017
NameSharesValueWeighting ↓
Prospect Capital Advisors, LLC 128,110$10,905,0005.07%
NEUMEIER POMA INVESTMENT COUNSEL LLC 446,609$38,015,0002.55%
Lyon Street Capital, LLC 15,060$1,282,0001.91%
Granahan Investment Management 596,391$50,765,0001.26%
Zebra Capital Management LLC 4,715$401,0000.92%
Walthausen & Co., LLC 28,079$2,390,0000.67%
Aurora Investment Counsel 11,986$1,020,0000.65%
Bridge City Capital, LLC 12,681$1,079,0000.50%
CARDINAL CAPITAL MANAGEMENT LLC /CT 233,503$19,876,0000.50%
SYSTEMATIC FINANCIAL MANAGEMENT LP 171,517$14,600,0000.46%
View complete list of OSI SYSTEMS INC shareholders