Company Name

Closing

% Change

52-Week

52-Week

Exchange

Price

For the Week

High

Low

(1/31)

Publicly traded companies headquartered in Howard County

Columbia Bancorp

22.89

2.7

23.74

17.1

NYSE

Corporate Office Properties

14.04

2.6

14.69

11.60

NYSE

Corvis Corp.

0.76

-2.6

2.38

0.47

Nasdaq

Duratek Inc.

8.86

-6.3

9.71

2.77

Nasdaq

GSE Systems Inc.

1.47

-2.0

4.00

0.86

AMEX

Martek Biosciences Corp.

24.40

2.0

34.25

12.50

Nasdaq

Meridian Medical Tech.

44.46

0.1

44.50

18.65

Nasdaq

Micros Systems Inc.

22.21

4.9

30.78

18.32

Nasdaq

Rouse Co.

31.52

2.0

33.50

27.47

NYSE

RWD Tech. Inc.

1.23

-8.8

4.35

1.15

Nasdaq

W.R. Grace

2.45

2.5

3.99

0.95

NYSE

Publicly traded companies with operations in Howard County

Arbitron Inc.

32.33

1.5

37.99

28.60

NYSE

Ciena Corp.

5.82

-8.8

13.97

2.41

Nasdaq

F&M Bancorp

30.38

-0.7

35.67

26.20

Nasdaq

Ryland Group

39.47

0.3

58.87

31.00

NYSE

Sandy Spring Bancorp

32.95

-1.5

36.00

25.60

Nasdaq