These are insider transactions of 500 shares or more 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.
Tessco Technologies Inc.
Jerome C. Eppler, director, sold 4,000 shares of common for between $26.25 and $28 each from Aug. 9 to Aug. 11, and now directly and indirectly holds 36,000.
Petroleum & Resources
Lawrence L. Hooper, vice president, exercised an option for 627 shares of common at $33.63 each Aug. 17.
Insider Trading is written by First Call/Thomson Financial.