Company

Closing

% Change

52-Week

52-Week

Exchange

Name

Price (1/10)

For the Week

High

Low

Publicly traded companies headquartered in Howard County

Columbia Bancorp

22.02

-0.1

23.74

17.05

NYSE

Corporate Office Properties

13.74

-1.4

14.69

11.60

NYSE

Corvis Corp.

0.83

10.7

3.12

0.47

Nasdaq

Duratek Inc.

9.16

11.4

9.71

2.77

Nasdaq

GSE Systems Inc.

1.25

26.3

4.00

0.86

AMEX

Martek Biosciences Corp.

25.85

6.8

34.25

12.50

Nasdaq

Meridian Medical Tech.

44.46

0.1

44.50

18.65

Nasdaq

Micros Systems Inc.

21.64

-0.9

30.78

18.32

Nasdaq

Rouse Co.

31.59

-0.9

33.50

27.25

NYSE

RWD Tech. Inc.

1.60

3.9

4.35

1.40

Nasdaq

W.R. Grace

2.46

17.1

3.99

0.95

NYSE

Publicly traded companies with operations in Howard County

Arbitron Inc.

33.41

-2.5

37.99

28.60

NYSE

Ciena Corp.

7.34

29.2

17.30

2.41

Nasdaq

F&M Bancorp

31.91

2.9

35.67

25.05

Nasdaq

Ryland Group

36.82

4.3

58.87

31.00

NYSE

Sandy Spring Bancorp

32.10

2.0

36.00

25.60

Nasdaq