AES Corp.

Alice F. Emerson, director, bought 10,000 shares at $3.43 each on Jan. 7 and now holds 34,584.

Anteon International Corp.

Thomas M. Cogburn, officer, sold 2,000 shares at $25.40 each on Jan. 13 and now holds 496,089.

First Virginia Banks Inc.

Louis H. Ginn III, director, bought 248 shares between $37.85 and $37.95 each on Jan. 13 and now holds 6,795.

Gannett Co.

Paul Davidson, officer, sold 2,815 shares between $75.04 and $75.20 each on Jan. 7 and now holds 2,610.

George R. Gavagan, officer, sold 2,320 shares at $75.05 each on Jan. 8 and now holds 2,887.

Gracia C. Martore, officer and treasurer, sold 9,700 shares between $75.05 and $75.35 each on Jan. 13 and now holds 919,381.

Genvec Inc.

William N. Kelley, director, bought 5,000 shares at $2.95 each on Jan. 13 and now holds 5,000.

Jos A Bank Clothiers Inc.

David A. Preiser, director, bought 650 shares at $23.49 each on Jan. 14 and now holds 15,130.

Martek Biosciences Corp.

Richard J. Radmer, officer and director, sold 15,000 shares at $26.21 each on Jan. 9 and now holds 350,000.

RGC Resources Inc.

Abney S. Boxley III, director, bought 1,000 shares between $18.53 and $18.60 each on Jan. 7 and now holds 6,085.

Orazio John S. D, officer, bought 1 shares at $17.86 each on Jan. 2 and now holds 1,756.

Howard T. Lyon, officer and treasurer, bought 2,800 shares at $17.86 each on Jan. 2 and now holds 1,260.

Dale P. Moore, officer, bought 1,400 shares at $17.86 each on Jan. 2 and now holds 236.

John B. Williamson III, chief executive, bought 27 shares at $17.86 each on Jan. 2 and now holds 6,881.

Sandy Spring Bancorp Inc.

David E. Rippeon, director, bought 1,300 shares at $31.24 each on Jan. 8 and now holds 15,181.

Southern Financial Bancorp Inc.

Michael Price Rucker, director, sold 253 shares at $30.01 each on Nov. 7, 2002 and now holds 13,325.

Trex Co. Inc.

Anthony J. Cavanna, chief financial officer, sold 2,632 shares between $34.59 and $35.60 each on Jan. 8 and now holds 2,010,960.

Andrew U. Ferrari, officer, director and beneficial owner, sold 5,000 shares between $36.77 and $37.24 each from Jan. 10 to Jan. 13 and now holds 1,662,340.

Roger A. Wittenberg, officer, director and beneficial owner, sold 7,500 shares between $36.16 and $37.87 each from Jan. 9 to Jan. 10 and now holds 1,868,100.

Vastera Inc.

Arjun Rishi, director, sold 5,000 shares at $5.83 each on Jan. 13 and now holds 565,808.

-- Thomson Financial