Below are insider transactions for publicly held companies based in Maryland or having substantial operations here. Insiders are officers, directors or owners of 10 percent or more of a corporation's stock.

Giant Food Inc.

Anthony Dahm, officer, exercised an option for 900 shares of Class A common stock at $23.75 each July 20. To cover expenses of the transaction, Dahm turned in 900 of them for $43 each July 20 and now directly holds 100 Class A common.

Guilford Pharma. Inc.

Thomas C. Seoh, officer, purchased 5,000 shares of common at $16.31 each July 31 and now directly and indirectly holds 24,990 common.

NationsBank Corp.

B. A. Bridgewater, director, sold 24,000 shares of common at $87.83 each July 14 and now directly holds 2,098 common.

Charles E. Rice, director, exercised an option for 103,313 shares of common at $14.15 each July 8. To cover expenses of the transaction, Rice turned in 16,803 of them for $87 each July 8 and now directly and indirectly holds 999,202 common.

Insider Trading is written by CDA/Investnet of Fort Lauderdale, Fla.

Pub Date: 8/17/98