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.

Abington Bancorp Inc.

Frank I. Kovalcheck

, officer, sold 3,000 shares at $10.61 to $10.64 on May 5, and now directly holds 112,980 shares.

Ace Ltd.

Brian Edward Dowd

, officer, sold 15,000 shares at $60.30 to $60.39 on May 6, and now directly holds 112,660 shares.

Air Products & Chemicals Inc.

Michael J. Donahue

, director, sold 2,000 shares at $99.50 to $99.54 on May 12, and now directly holds 8,000 shares.

Airgas Inc.

Max D. Hooper

, officer, sold 11,800 shares at $58.32 on May 9, and now directly holds 17,763 shares.

Thomas M. Smyth

, officer, sold 1,625 shares at $57.43 on May 8, and now directly holds 1,570 shares.

Amerigas Partners L P

William J. Stanczak

, officer, bought 1,200 shares at $34.32 on May 8, and now directly holds 3,285 shares.

Ametek Inc. New

John J. Molinelli

, chief financial officer, sold 82,500 shares at $49.25 to $49.55 on May 7 to May 8, and now directly holds 307,344 shares.

David A. Zapico

, officer, sold 32,500 shares at $50.00 to $50.03 on May 12, and now directly holds 82,278 shares.

Auxilium Pharmaceuticals Inc.

Jyrki Mattila

, officer, sold 90,750 shares at $30.45 on May 7, and now directly holds 14,140 shares.

Central European Distribution Corp.

William V. Carey

, chief executive officer, sold 5,000 shares at $63. to $66.20 on May 7 to May 8, and now indirectly holds 152,500 shares.

Tony L. Housh

, director, sold 2,750 shares at $66.19 on May 6, and now directly holds 787 shares.

Eresearchtechnology Inc.

Robert S. Brown

, officer, sold 15,000 shares at $15.25 on May 9, and now directly holds 22,237 shares.

Joel Morganroth

, board chairman, sold 150,000 shares at $15.04 on May 8, and now directly holds 1,960,230 shares.

Exelon Corp.

Ruth Ann M. Gillis

, executive vice president, sold 13,500 shares at $85.77 on May 7, and now directly holds 70,119 shares.

Elizabeth Anne Moler

, officer, sold 14,625 shares at $84.08 to $85.41 on May 6, and now directly holds 24,240 shares.

John W. Rowe

, chief executive officer, sold 45,374 shares at $84.54 to $85.39 on May 6, and now directly holds 356,772 shares.

Harleysville Group Inc.

Harleysville Mutual Insurance Co.

, beneficial owner, sold 137,572 shares at $36.60 to $36.76 on May 7 to May 9, and now directly holds 15,329,500 shares.

Hercules Inc.

Richard G. Dahlen

, officer, sold 19,200 shares at $19.55 to $19.76 on May 6 to May 7, and now directly holds 80,539 shares.

Stuart C. Shears

, officer and treasurer, sold 13,320 shares at $19.16 to $19.23 on May 9, and now directly holds 52,407 shares.

Lannett Co. Inc.

Jeffrey Farber

, director, bought 5,000,000 shares at $3.41 on May 7, and now indirectly holds 5,147,120 shares.

William Farber

, director and beneficial owner, sold 5,000,000 shares at $3.41 on May 7, and now directly holds 8,642,830 shares.

Nobel Learning Communities Inc.

Blesbok L.L.C.

, beneficial owner, bought 200,000 shares at $13.25 on May 7, and now directly holds 1,782,970 shares.

Michael R. Milken

, unknown, bought 200,000 shares at $13.25 on May 7, and now indirectly holds 2,785,840 shares.

PNC Financial Services Group Inc.

James E. Rohr

, chief executive officer, sold 29,761 shares at $69.49 to $70.15 on May 5, and now directly holds 515,362 shares.

SEI Investments Co.

Wayne M Withrow

, officer, sold 10,000 shares at $23.11 to $23.45 on May 9, and now directly holds 144,852 shares.

Susquehanna Bancshares Inc.

Donald L. Hoffman

, director, bought 16,500 shares at $19.21 to $20.00 on May 6 to May 9, and now indirectly holds 42,730 shares.

Guy W. Miller Jr.

, director, bought 1,500 shares at $19.49 to $19.50 on May 9, and now directly holds 19,039 shares.

Tasty Baking Co.

James E. Ksansnak

, director, bought 15,000 shares at $5.79 to $6.00 on May 5 to May 6, and now directly holds 57,432 shares.

Mark T. Timbie

, director, bought 2,000 shares at $5.99 on May 6, and now directly holds 6,964 shares.

Laurence Weilheimer

, general counsel, bought 1,500 shares at $5.96 to $5.99 on May 6, and now directly holds 16,000 shares.

UGI Corp.

Lon R. Greenberg

, chief executive officer, sold 135,000 shares at $26. on May 5, and now directly holds 563,006 shares.

Peter Kelly

, chief financial officer, bought 12,000 shares at $26.05 to $26.06 on May 5 to May 6, and now directly holds 18,000 shares.

West Pharmaceutical Services Inc.

Michael A. Anderson

, officer and treasurer, sold 2,500 shares at $45.44 on May 8, and now directly holds 31,360 shares.

SOURCES: Thomson Financial; Securities and Exchange Commission filings