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.

Environmental Elements

James S. Potts,director, sold 3,000 shares of common at $3.25 each on May 19 and now directly holds 6,697 common.

Legg Mason Inc.

Harry M. Ford,director, disposed of by gift 250 shares of common at an unreported price on April 13 and now directly holds 128,158 common.

T. Rowe Price

James A. Kennedy,director, exercised an option for 24,832 shares of common between $1.80 and $2.84 each from April 9 to April 27, and sold 9,632 shares for $38.56 each from April 9 to April 27, and now directly holds 1,117,947 common.

Brian C. Rogers,director, exercised an option for 21,784 shares of common at $2.84 each April 23, and sold 15,000 shares for $35.96 each April 23, and now directly holds 532,133 common.

Insider Trading is written by CDA/Investnet of Rockville.

Pub Date: 6/07/99