Insider Transactions is a weekly report of stock transactions involving officers and directors of publicly owned local companies.

Stock trading by corporate insiders often is a bellwether of corporate health. Most insiders buy stock or exercise options to make a profit. And insiders may be selling stock for tax reasons, estate planning or cash needs.

The following insider transactions involving companies in the Washington, Baltimore and Richmond areas were compiled by States News Service from reports to the Securities and Exchange Commission. ALLIED RESEARCH CORP.

David E. Grange Jr., a director of Baltimore-based Allied Research Corp., bought 1,000 common shares Aug. 8 at $1.10 each. He holds 1,000 shares directly. EA ENGINEERING SCIENCE AND TECHNOLOGY INC.

Stephen J. Hammalian, a vice president of EA Engineering Science and Technology Inc. of Hunt Valley, Md., bought 1,000 common shares at $4.75 each Sept. 28. Hammalian holds 31,310 shares directly. FIRST VIRGINIA BANKS INC.

Chairman Robert H. Zalokar of First Virginia Banks Inc. of Falls Church, bought 1,000 common shares Sept. 26 at $18.13 each. Zalokar now controls 27,673 shares directly and 1,584 shares indirectly. F&M BANCORP

John D. Brunk, a director of F&M Bancorp of Frederick, disposed of 7,011 common shares through exchanges at an undisclosed price and acquired 7,011 common shares through exchanges, also at an undisclosed price, Sept. 25. Brunk owns 7,011 shares indirectly. KIRSCHNER MEDICAL CORP.

Chairman Kirby L. Cramer of Kirschner Medical Corp. of Timonium, Md., gave three 2,500-common-share gifts and one 2,501-common-share gift Sept. 26 now holds 33,701 shares directly and 1,600 shares indirectly. LEGG MASON INC.

James W. Brinkley, an officer and director of Baltimore-based Legg Mason Inc., exercised options to purchase 6,000 common shares at $2.31 each Sept. 13 and presently owns 153,539 shares directly. MANOR CARE INC.

Margarita Schoendorfer, an officer of Manor Care Inc. of Silver Spring, bought 1,000 common shares Sept. 14 at $12.50 each. Schoendorfer owns 1,000 shares directly and 200 shares indirectly. MARRIOTT CORP.

James M. Sullivan, a vice president of Bethesda-based Marriott Corp. bought 1,000 common shares Sept. 12 at $16.13 each, bringing his direct holding to 2,493 shares. NOVA PHARMACEUTICAL CORP.

Hans Mueller, president of Nova Pharmaceutical Corp. of Baltimore, bought 1,200 common shares at $2.63 each Aug. 22. Mueller controls 46,950 shares directly and 500 shares indirectly.

Norman H. Oksman, a vice president, bought 5,000 common shares at $3.50 each Aug. 6. Oksman's direct holding is 50,544 shares. PERPETUAL FINANCIAL CORP.

William G. Thomas, a director of Vienna-based Perpetual Financial Corp. sold 85,000 common shares Sept. 25 at $1.50 each. He owns 127,000 shares directly and 10,000 shares indirectly. PREMIER BANKSHARES CORP.

John W. Gillespie, a director of Premier Bankshares Corp. of Tazewell, Va., gave a 63,000 common-share gift Sept. 17, dropping his direct holding to 1,000 shares. RICHFOOD HOLDINGS INC.

James C. Wheat Jr., a director of Richmond-based Richfood Holdings Inc., bought 5,000 class A common shares at $7.75 each Sept. 13 bringing his direct class A holding to 22,000 shares. ROUSE CO.

Robert Minutoli, a vice president of Rouse Co. of Columbia, Md., bought 5,000 common shares Sept. 28 at $13.75 each, to bring his direct holding to 26,500 shares.

Douglas A. McGregor, a vice president, bought 20,000 common shares at $14.88 to $15 each Sept. 24 through Sept. 25. McGregor presently controls 272,986 shares directly. SIGNET BANKING CORP.

Frederick Deane Jr., a director of Signet Banking Corp. of Richmond, bought 3,800 common shares Sept. 21 at $12.50 each. Dean currently owns 112,777 shares directly. TULTEX CORP.

Charles W. Davies, an officer and director of Tultex Corp. of Martinsville, Va., bought 1,000 common shares at $7.25 each Aug. 28 and now holds 15,623 shares directly and 142 shares indirectly.