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.

Becton, Dickinson & Co.

Ugglas Margaretha Af, director, purchased 1,000 shares of common stock at $67.94 each May 8 and now directly holds 2,000 common.

General Motors Corp.

David R. Heilman, vice president, exercised an option for 9,628 shares of common at between $31.23 and $34.40 each May 18 and sold them for $74.07 each May 18 and now directly or indirectly holds 10,629 common and 1,179 Class H common.

Legg Mason Inc.

Edmund J. Cashman, director, disposed of by gift 720 shares of common at an unreported price from June 4 to June 9 and now directly holds 220,314 common.

Robert G. Donovan, vice president, exercised an option for 13,266 shares of common at $8.77 each June 1 and now directly holds 17,735 common.

Micros Systems Inc.

Frederick F. Goebel, vice president, exercised an option for 2,833 shares of common at between $23.63 and $26 each from May 11 to May 12 and sold them for $60.38 each from May 11 to May 12. He now directly holds 600 common.

Daniel G. Interlandi, vice president, sold 500 shares of common for $59.30 each May 27 and now directly holds 3,654 common.

Roberta J. Watson, vice president, exercised an option for 3,003 shares of common at between $23.63 and $29.75 each May 7 and sold them for $58.50 each May 7 and she now directly holds 10,000 shares of common.

York International Corp.

Robert N. Pokelwaldt, chairman, sold 5,000 shares of common for $50 each May 29 and now directly holds 208,499 common.

Youth Services Intl. Inc.

David L. Cole, vice president, purchased 2,500 shares of common at $7.50 each June 8 and now directly holds 2,500 common.

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

Pub Date: 7/20/98