Securities trades recently reported to the Securities and Exchange Commission by officers, directors and principal shareholders of corporations based or having sizable employment in the Philadelphia area. Titles are as reported to the SEC.

Ace Limited

Robert F. Cusumano, general counsel, sold 12,346 shares at $90.39 to 92.03 on May 6 to May 8, and now directly holds 56,061 shares.

Airgas Inc.

David M. Stout, director, sold 3,953 shares at 98.14 on May 7, and now directly holds 26,248 shares.

Air Products and Chemicals Inc.

John D. Stanley, general counsel, sold 3,407 shares at 90.80 on May 13, and now directly holds 19,689 shares.

Ametek Inc.

Frank S. Hermance, chief executive officer, sold 126,189 shares at 41.18 to 41.61 on May 7 to May 10, and now directly holds 2,595,010 shares.

Boeing Co.

Thomas J. Downey, officer, sold 3,188 shares at $94.75 on May 7, and now directly holds 54,866 shares.

Anthony M. Parasida, officer, sold 11,084 shares at $94.36 on May 6, and now directly holds 21,607 shares.

Bryn Mawr Bank Corp.

Britton H. Murdoch, director, bought 1,000 shares at $22.50 on May 10, and now directly holds 16,016 shares.

James Duncan Smith, officer and treasurer, sold 5,000 shares at $22.50 on May 10 to May 14, and now directly holds 9,486 shares.

Comcast Corp.

Arthur R. Block, general counsel, sold 31,113 shares at $42.42 on May 6, and now directly holds 28,836 shares.

Lawrence J. Salva, officer, sold 27,133 shares at $43.21 to 43.24 on May 7 to May 8, and now directly holds 17,733 shares.

Neil Smit, officer, sold 23,525 shares at $43.21 on May 8, and now directly holds 139,645 shares.

Dorman Products Inc.

Mathias J. Barton, president, sold 25,479 shares at $40.86 to 41.75 on May 7 to May 8, and now directly holds 84,374 shares.

Jeffery Darby, officer, sold 1,188 shares at $40.97 on May 7, and now indirectly holds 10,934 shares.

Michael Kealey, officer, sold 1,355 shares at $40.82 on May 6, and now directly holds 2,370 shares.

Edgar W. Levin, director, sold 2,000 shares at $40.50 to $41.58 on May 3 to May 8, and now directly holds 85,200 shares.

E.I. Du Pont De Nemours & Co.

Thomas M. Connely Jr., officer, sold 50,000 shares at $55.08 on May 10, and now directly holds 178,639 shares.

Nicholas C. Fanandakis, chief financial officer, sold 27,045 shares at $55.00 on May 9, and now directly holds 142,393 shares.

Ellen Jamison Kullman, chief executive officer, sold 116,825 shares at $55.03 to $55.08 on May 10, 405,534 shares.

Thomas L. Sager, general counsel, sold 22,013 shares at $55.00 on May 9, and now directly holds 48,046 shares.

Epam Systems Inc.

Arkadiy Dobkin, chief executive officer, sold 4,740 shares at $22.86 on May 13, and now directly holds 4,465,180 shares.

Exelon Corp.

Duane M. Desparte, officer, sold 8,250 shares at $35.65 on May 8, and now directly holds 4,619 shares.

Gardner Denver Inc.

Charles L. Szews, director, sold 3,000 shares at $75.20 on May 10, and now directly holds 5,329 shares.

Johnson & Johnson

James G. Cullen, director, sold 4,929 shares at $85.40 on May 7, and now directly holds 3,849 shares.

Lannett Company Inc.

Ernest Sabo, officer, sold 15,000 shares at $11.29 on May 10, and now directly holds 16,233 shares.

Lockheed Martin Corp.

Robert J. Stevens, board chairman, sold 955,000 shares at $101.52 to $102.13 on May 8 to May 9, and now directly holds 201,855 shares.

Merck & Co. Inc.

Willie A. Deese, officer, sold 36,204 shares at $45.20 on May 6, and now directly holds 106,698 shares.

Bridgette P. Heller, officer, sold 54,532 shares at $45.08 on May 7, and now directly holds 27,111 shares.

Bruce N. Kuhlik, general counsel, sold 249,998 shares at $45.05 on May 6, and now directly holds 108,385 shares.

Penn National Gaming Inc.

Robert P. Levy, director, sold 10,000 shares at $58.77 on May 7, and now directly holds 7,600 shares.

PNC Financial Services Group Inc.

Robert Q. Reilly, officer, sold 2,000 shares at $68.54 on May 10, and now directly holds 52,117 shares.

James E. Rohr, director, sold 321,259 shares at $68.41 to 68.67 on May 6 to May 7, and now directly holds 650,974 shares.

SEI Investments Company

N. Jeffrey Klauder, officer, sold 20,000 shares at $29.34 on May 14, and now directly holds 17,964 shares.

TE Connectivity SA

Thomas J. Lynch, chief executive officer, sold 59,834 shares at $44.41 on May 13, and now directly holds 307,396 shares.

Robert N. Shaddock, chief technology officer, sold 6,000 shares at $44.69 on May 6, and now directly holds 11,290 shares.

Unisys Corp.

Dominick Cavuoto, officer, sold 15,927 shares at $18.25 on May 13, and now directly holds 26,466 shares.

Suresh V. Mathews, chief technology officer, sold 10,690 shares at $18.86 on May 6, and now directly holds 13,997 shares.

West Pharmaceutical Services Inc.

L. Robert Johnson, director, sold 6,400 shares at $64.49 on May 8, and now directly holds 28,112 shares.