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.

Columbia Bancorp.

Richard John Croghan, officer, sold 1,000 shares of common stock at $23.75 each May 28 and now directly and indirectly holds 53,268 common.

HCIA Inc.

Charles A. Berardesco, vice president, purchased 468 shares of common at $5.25 each May 29 and now directly holds 1,568 common.

Donald S. Good, vice president, purchased 900 shares of common at $8.31 each May 28 and now directly holds 900 common.

W. Grant Gregory, director, purchased 25,000 shares of common at between $8.25 and $9.13 each from May 22 to May 29 and now directly and indirectly holds 35,000 common.

Phillip B. Lassiter, director, purchased 20,000 shares of common between $9.50 and $11.25 each from May 7 to May 22 and now directly holds 31,000 common.

George D. Pillari, chairman, purchased 1,000 shares of common at $9.31 each May 20 and now directly and indirectly holds 239,963 common.

John J. Robison, vice president, purchased 700 shares of common at $8.50 each May 27 and now directly and indirectly holds 3,036 common.

U.S. Foodservice

Michael J. Drabb, director, purchased 1,000 shares of common at $32.31 each May 29 and now directly holds 1,000 common.

W. R. Grace & Co.

Thomas Arthur Holmes, director, purchased 2,600 shares of common at between $21.50 and $21.56 each April 6. He directly and indirectly holds 8,596 shares of common.

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

Pub Date: 6/15/98

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