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.

Ametek Inc.

Elizabeth Rosenward Varet

, director, sold 15,000 shares from $31.26 to $31.31 May 20 and now directly and indirectly holds 454,322 shares.

Auxilium Pharmaceuticals Inc.

James E. Fickenscher

, chief financial officer, sold 4,000 shares at $25.02 May 22 and now directly holds 17,751 shares.

Beneficial Mutual Bancorp Inc.

Joseph F. Conners

, chief financial officer, bought 600 shares at $9.02 May 21 and now directly holds 73,521 shares.

Denise Kassekert, officer, bought 1,000 shares from $8.87 to $9.08 May 15 to 19 and now directly holds 65,721 shares.

CardioNet Inc.

Ronald A. Ahrens

, director, bought 5,000 shares from $17.71 to $17.97 May 18 and now directly holds 8,781 shares.

Dorman Products Inc.

Richard N. Berman

, chief executive officer, sold 139,000 shares from $11.63 to $12.63 May 19 to 26 and now directly holds 2,117,980 shares.

Exelon Corp.

Stephen D. Steinour

, director, bought 4,250 shares at $46.43 May 26 and now directly and indirectly holds 6,964 shares.

Orthovita Inc.

Nancy C. Broadbent

, chief financial officer, bought 100,000 shares from $3.30 to $3.34 May 26 and 27 and now directly holds 100,000 shares.

SEI Investments Co.

Richard B. Lieb

, director, sold 5,000 shares from $15.43 to $15.45 May 19 and now directly holds 806,027 shares.

StoneMor Partners L.P.

Robert B. Hellman Jr.

, director, sold 924,684 shares at $15.36 May 18 and now indirectly holds 5,000 shares.

Susquehanna Bancshares Inc.

Eddie L. Dunklebarger

, officer and director, bought 5,000 shares at $7.05 May 21 and now directly holds 273,503 shares.

Christine Sears, director, bought 1,600 shares at $7.05 May 22 and now directly holds 4,648 shares.

ViroPharma Inc.

14159 Capital GP L.L.C.

, beneficial owner, bought 4,711 shares from $5.84 to $6.00 May 18 to 19 and now indirectly holds 186,509 shares.

Baker Bros. Capital GP L.L.C., beneficial owner, bought 108 shares from $5.84 to $6.00 May 18 and 19 and now indirectly holds 105,774 shares.

Baker Bros. Life Sciences Capital GP L.L.C., beneficial owner, bought 169,112 shares from $5.84 to $6.00 May 18 and 19 and now indirectly holds 7,096,270 shares.

Baker Tisch Capital GP L.L.C., beneficial owner, bought 468 shares from $5.84 to $6.10 May 18 to 21 and now indirectly holds 84,425 shares.

Vist Financial Corp.

Andrew J. Kuzneski III

, director, bought 12 shares at $7.01 May 21 and now directly holds 128,062 shares.

Wyeth

Denise M. Peppard

, officer, sold 10,000 shares at $44.03 May 21 and now directly holds 30,746 shares.

SOURCES: Thomson Financial; Securities and Exchange Commission filings.