Federal Agricultural Mortgage Corp.

Zions Bancorp, beneficial owner of more than 10 percent, sold 15,000 shares between $19.21 and $19.31 each from Aug. 25 to Aug. 27 and now holds 1,455,000.

American Woodmark Corp.

William F. Brandt Jr., director and owner, sold 5,000 shares between $67.10 and $67.50 each on Aug. 31 and now holds 2,010,480.

CompuDyne Corp.

Martin A. Roenigk, chief executive, sold 5,000 shares between $9.12 and $9.20 each on Aug. 25 and now holds 1,364,010.

Cadmus Communications Corp.

Bruce G. Willis, officer, sold 4,167 shares between $14.42 and $14.45 each on Aug. 25 and now holds 7,038.

Constellation Energy Group Inc.

Mark P. Huston, officer, sold 1,766 shares at $40.29 each on Aug. 30 and now holds 10,784.

Criimi Mae Inc.

Mark Alan Libera, general counsel, sold 3,000 shares between $12.75 and $12.80 each on Aug. 30 and now holds 172.

Coventry Health Care Inc.

Richard J. Gilfillan, officer, sold 5,129 shares at $50.81 each on Aug. 27 and now holds 78,763.

Janet M. Stallmeyer, officer, sold 3,182 shares between $50.90 and $50.93 each on Aug. 27 and now holds 120,665.

Charles R. Stark, officer, sold 22,500 shares at $50.82 each on Aug. 27 and now holds 51,703.

Dollar Tree Stores Inc.

Kent A. Kleeberger, chief financial officer, bought 2,000 shares at $23.87 each on Aug. 30 and now holds 2,000.

Dan River Inc.

John Floyd Maypole, director, sold 71,251 shares at $0.03 each from Aug. 25 to Aug. 26 and now holds 3,749.

Barry F. Shea, chief financial officer, sold 10,000 shares at $0.03 each on Aug. 25 and now holds 32,948.

Fannie Mae

Robert J. Levin, officer, sold 40,000 shares between $74.23 and $74.39 each from Aug. 30 to Aug. 31 and now holds 206,217.

Gene Logic Inc.

Michael J. Brennan, director, bought 10,000 shares between $3.42 and $3.44 each on Aug. 30 and now holds 344,651.

Harman International Industries Inc.

Sandra B. Robinson, officer, sold 10,000 shares at $95 each from Aug. 23 to Aug. 27 and now holds 29,563.

HealthExtras Inc.

Michael P. Donovan, chief financial officer, sold 5,000 shares between $11.87 and $12.46 each on Sept. 1 and now holds 165,700.

LandAmerica Financial Group Inc.

Jeffrey C. Selby, officer, sold 3,500 shares at $43.15 each on Aug. 30 and now holds 6,040.

Marriott International Inc.

John Willard Marriott Jr., chief executive, sold 6,500 shares at $47.29 each on Aug. 25 and now holds 22,919,400.

Richard E. Marriott, beneficial owner of more than 10 percent, sold 6,500 shares at $47.29 each on Aug. 25 and now holds 21,313,200.

Micros Systems Inc.

Athanasios L. Giannopoulos, chief executive, sold 72,000 shares at $46.75 each on Aug. 31 and now holds 36,000.

Bernard Jammet, officer, sold 6,834 shares at $46.75 each on Aug. 31 and now holds 4,260.

Municipal Mortgage & Equity LLC

Robert J. Banks, officer, sold 81,300 shares between $24.39 and $24.66 each from Aug. 19 to Aug. 26 and sold 6,200 shares at $24.79 each on Aug. 27 and now holds 611,150.

Noland Co.

David M. Thompson, officer, sold 100 shares at $41.07 each on Aug. 27 and now holds 2,750.

Norfolk Southern Corp.

David R. Goode, chief executive, sold 50,000 shares between $28 and $28.01 each on Aug. 26 and now holds 616,268.

Kathryn B. McQuade, officer, sold 14,000 shares at $28.09 each on Aug. 26 and now holds 30,698.

Marta R. Stewart, officer, sold 14,096 shares at $28.15 each on Aug. 30 and now holds 11,957.

Stephen C. Tobias, chief operating officer, sold 37,500 shares at $28 each on Aug. 25 and now holds 192,789.

Corporate Office Properties Trust

Randall M. Griffin, president, sold 66,200 shares between $26.25 and $26.45 each from Aug. 27 to Aug. 30 and now holds 361,811.

Portfolio Recovery Associates Inc.

Kevin P. Stevenson, chief financial officer, sold 3,000 shares at $29.51 each on Aug. 26 and now holds 193,860.

Roanoke Electric Steel Corp.

Joseph H. Vipperman, director, bought 200 shares at $13.84 each on Sept. 1 and now holds 1,200.

Star Scientific Inc.

David M. Dean, officer and director, bought 100,000 shares at $5 each on Aug. 23 and now holds 346,538.

T. Rowe Price Group Inc.

James A. C. Kennedy, officer and director, sold 14,101 shares at $49.11 each on Aug. 30 and now holds 1,357,250.

Wayne D. O'Melia, officer, sold 1,000 shares between $49.20 and $49.21 each on Aug. 30 and now holds 170,756.

Trex Co.

Anthony J. Cavanna, director and owner, sold 13,461 shares between $42.10 and $43.34 each from Aug. 25 to Aug. 30 and now holds 1,541,090.

Andrew U. Ferrari, director, sold 15,000 shares between $42.21 and $43.19 each from Aug. 20 to Aug. 24 and now holds 912,427.

Robert G. Matheny, chief executive, sold 6,000 shares between $42.13 and $42.98 each from Aug. 25 to Aug. 26 and now holds 1,300,300.

USEC Inc.

Namen Robert Van, officer, sold 50,000 shares at $8.53 each on Aug. 27 and now holds 53,167.

Universal Security Instruments Inc.

Ronald S. Lazarus, beneficial owner of more than 10 percent, sold 1,000 shares at $10.50 each on Aug. 25 and now holds 90,667.

Xybernaut Corp.

Steven A. Newman, president, bought 2,000 shares at $1.19 each from Aug. 30 to Aug. 31 and now holds 495,981.

-- Thomson Financial