CACI International Inc.

L. Kenneth Johnson, officer, sold 20,000 shares between $54.11 and $55.07 each from Oct. 1 to Oct. 5 and now holds 11,334.

Choice Hotels International Inc.

Barbara Bainum, beneficial owner of more than 10 percent, sold 11,808 shares at $56.50 each on Oct. 7 and now holds 3,442,080.

Capital One Financial Corp.

John G. Finneran Jr., general counsel, sold 50,000 shares between $74.37 and $74.60 each on Oct. 7 and now holds 83,265.

Dollar Tree Stores Inc.

Kent A. Kleeberger, chief financial officer, bought 1,000 shares at $25.54 each on Oct. 8 and now holds 3,000.

Eagle Bancorp Inc.

Dudley C. Dworken, director, bought 123 shares at $19.23 each on Oct. 11 and now holds 26,549.

Fannie Mae

J. Timothy Howard, chief financial officer, sold 1,800 shares between $67.75 and $69 each on Oct. 7 and now holds 240,071.

Harman International Industries Inc.

Gregory P. Stapleton, president, sold 140,900 shares between $106.59 and $109.13 each from Oct. 5 to Oct. 7 and now holds 493,746.

I.C. Isaacs & Co.

Jon Hechler, director, sold 12,500 shares between $3.25 and $3.40 each from Oct. 8 to Oct. 11 and now holds 331,291.

Integral Systems Inc.

Peter J. Gaffney, officer, sold 15,000 shares between $19.81 and $19.95 each from Oct. 5 to Oct. 12 and now holds 27,000.

Elaine M. Parfitt, chief financial officer, sold 4,500 shares between $19.70 and $20 each from Oct. 6 to Oct. 8 and now holds 8,400.

Patrick R. Woods, officer, sold 3,600 shares between $19.80 and $19.90 each from Oct. 7 to Oct. 8 and now holds 3,816.

Marriott International Inc.

Simon F. Cooper, president, sold 15,000 shares at $53.59 each on Oct. 11 and now holds 4,055.

Martek Biosciences Corp.

George P. Barker, general counsel, sold 25,000 shares at $48.63 each on Oct. 8 and now holds 161,179.

Micros Systems Inc.

Gary C. Kaufman, chief financial officer, sold 1,200 shares at $50 each on Oct. 7 and now holds 1,600.

Novavax Inc.

Nelson M. Sims, chief executive, bought 11,500 shares at $3.28 each on Oct. 8 and now holds 25,000.

Nextel Communications Inc.

Timothy M. Donahue, chief executive, sold 100,000 shares at $25 each on Oct. 5 and now holds 1,420,630.

SI International Inc.

James E. Crawford III, director, sold 1,000,000 shares at $20.65 each on Oct. 6 and now holds 1,314,380.

Walter C. Florence, director, sold 1,000,000 shares at $20.65 each on Oct. 6 and now holds 1,312,870.

Frontenac Co. VII LLC, beneficial owner of more than 10 percent, sold 1,000,000 shares at $20.65 each on Oct. 6 and now holds 1,312,870.

Trex Co.

Andrew U. Ferrari, director, sold 6,700 shares between $44.49 and $45 each from Oct. 7 to Oct. 8 and now holds 873,127.

United Therapeutics Corp.

Fred T. Hadeed, chief financial officer, sold 1,944 shares at $33.55 each on Oct. 7 and now holds 1,000.

Roger Jeffs, president, sold 3,500 shares at $33.55 each on Oct. 7 and now holds 14,012.

Paul A. Mahon, general counsel, sold 2,000 shares at $33.55 each on Oct. 7 and now holds 12,000.

Martine A. Rothblatt, chief executive, sold 2,000 shares at $33.55 each on Oct. 7 and now holds 561,368.

Versar Inc.

Michael Markels Jr., director and owner, sold 4,000 shares between $4.05 and $4.14 each from Oct. 5 to Oct. 11 and now holds 823,331.

-- Thomson Financial