Columbia Bancorp

Vincent D. Palumbo, director, bought 2,000 shares between $22.74 and $23 each from Feb. 5 to Feb. 10 and now holds 64,180.

Cardinal Financial Corp.

J. Hamilton Lamberr, director, bought 6,294 shares between $4.69 and $4.70 each on Feb. 5 and now holds 44,000.

CSX Corp.

Donald J. Shepard, director, bought 2,000 shares at $27.85 each on Feb. 4 and now holds 2,000.

Corporate Office Properties Trust

John Harris Gurley, general counsel, sold 10,000 shares at $14.03 each on Feb. 5 and now holds 9,636.

Coventry Health Care Inc.

John H. Austin, chairman, bought 5,000 shares between $25.50 and $26.35 each from Feb. 11 to Feb. 12 and now holds 3,700.

Group 1 Software Inc.

Edward Weiss, officer, bought 1,000 shares at $13.71 each on Jan. 3 and now holds 3,000.

NVR Inc.

John Carter Bacot, director, bought 500 shares between $333.74 and $333.90 each on Feb. 3 and now holds 500.

On Site Sourcing Inc.

Clifford M. Kendall, director, bought 19,975 shares at $1.47 each on Feb. 10 and now holds 122,405.

Performance Food Group Co.

Timothy M. Graven, director, sold 16,500 shares at $31.10 each on Feb. 7 and now holds 15,000.

RGC Resources Inc.

Orazio John S. D, officer, bought 1 shares at $19.52 each on Feb. 3 and now holds 1,781.

J. Allen Layman, director, bought 9 shares at $19.73 each on Feb. 3 and now holds 9,074.

Howard T. Lyon, officer and treasurer, bought 2 shares at $19.52 each on Feb. 3 and now holds 1,281.

Dale P. Moore, officer, bought 1 shares at $19.52 each on Feb. 3 and now holds 241.

John B. Williamson III, chief executive, bought 25 shares at $19.52 each on Feb. 3 and now holds 6,994.

Riggs National Corp.

Terrie Gay Spiro, officer, sold 2,384 shares between $14.14 and $14.25 each on Feb. 7 and now holds 16,000.

SRA International Inc.

Michael R. Klein, director, sold 10,000 shares at $26.89 each on Feb. 7 and now holds 0.

Stanley Furniture Co. Inc.

Jeffrey R. Scheffer, chief executive, bought 1,000 shares between $19.81 and $20.06 each on Feb. 10 and now holds 1,000.

Tredegar Corp.

Douglas R. Monk, chief operating officer, sold 1,981 shares at $12.50 each on Feb. 10 and now holds 46,884.

Trex Co.

Anthony J. Cavanna, chief financial officer, sold 2,632 shares between $32.15 and $33.80 each on Feb. 7 and now holds 2,000,430.

Andrew U. Ferrari, officer, director and beneficial owner, sold 2,400 shares between $32.21 and $32.80 each on Feb. 10 and now holds 1,639,840.

Robert G. Matheny, president, sold 3,750 shares between $32.28 and $33.97 each on Feb. 7 and now holds 1,667,400.

Roger A. Wittenberg, officer, director and beneficial owner, sold 3,600 shares between $32.28 and $33.70 each on Feb. 7 and now holds 1,841,850.

WebMethods Inc.

Donna Angiulo, officer, sold 1,000 shares at $11.31 each on Feb. 6 and now holds 546.

Watson Wyatt & Co. Holdings

David P. Marini, officer and director, sold 4,951 shares between $22.08 and $22.24 each on Nov. 18, 2002 and now holds 67,862.

-- Thomson Financial