Cardiovascular Systems Inc.

(CSII) Develops minimally invasive treatment solutions for vascular and coronary disease.

4th quarter FY2013, 6/30

20132012

Revenue$28.8$22.9+25.8

Income–6.8–4.6—

Earn/share–0.28–0.24—

12 months

Revenue$103.9$82.5+26.0

Income–24.0–16.8—

Earn/share–1.11–0.93—

Figures in millions except for earnings per share.

Communications Systems Inc.

(JCS) Provides broadband connectivity infrastructure and services, and supplies voice-grade connecting devices and wiring systems.

2nd quarter FY2013, 6/30

20132012

Revenue$31.9$25.6+24.9

Income1.61.0+68.6

Earn/share0.190.11+72.7

6 months

Revenue$59.4$49.8+19.2

Income1.91.0+83.2

Earn/share0.220.12+83.3

Figures in millions except for earnings per share.

Image Sensing Systems Inc.

(ISNS) Develops video image processing technology, radar detection and automatic license plate recognition for use in advanced traffic management systems.

2nd quarter FY2013, 6/30

20132012

Revenue$7.5$5.7+30.8

Income–1.7–3.7—

Earn/share–0.35–0.75—

6 months

Revenue$12.1$11.0+10.2

Income–3.2–4.3—

Earn/share–0.65–0.89—

Figures in millions except for earnings per share.

Navarre Corp.

(NAVR) Provides e-commerce services and distribution solutions to retailers and manufacturers.

1st quarter FY2014, 6/30

20142013

Revenue$97.7$91.3+7.1

Income–3.9–0.6—

Earn/share–0.07–0.02—

Figures in millions except for earnings per share.

Nortech Systems Inc.

(NSYS) Makes wire harnesses, cable and electromechanical assemblies and printed circuit board assemblies.

2nd quarter FY2013, 6/30

20132012

Revenue$28.5$28.0+1.5

Income0.20.1+48.7

Earn/share0.070.05+40.0

6 months

Revenue$54.4$56.4–3.6

Income0.30.2+32.0

Earn/share0.120.09+33.3

Figures in millions except for earnings per share.