NEW YORK ( TheStreet) -- Which insiders are selling and buying chunks of stocks?

Below are lists of the top 10 open-market insider purchases and sales filed at the Securities and Exchange Commission Friday as ranked by dollar value. Company executives and directors are in the best position to assess the attractiveness of their firms' shares, and here is how many of them are voting their wallets! Please note, however, that these are factual lists, not buy and sell recommendations. Dollar value is only one metric to assess the importance of an insider transaction.
White Electronic Designs (WEDC) Desert Equity LP BO 121,980 $542,474
Kar Auction Services (KAR) Valueact Holdings L P BO 45,000 $540,900
DPI (DPL) Boyle Frederick J CFO,VP,
10,500 $299,043
Sports Properties Acquisition (HMR) Medallion Financial Corp BO 21,400 $212,828
DWS Global Commodities Stock Fund (GCS) Benchmark Plus Management LLC BO 25,000 $207,427
Hersha Hospitality Trust (HT) Elsztain Eduardo S DIR,BO 67,222 $188,898
Kaydon (KDN) Alexander Mark A DIR 5,000 $179,847
DPL (DPL) Barbas Paul M CEO,PR 6,000 $167,052
Hormel Foods (HRL) Juhlke David P VP 3,500 $131,525
Axis Capital Holdings (AXS) Friedman Robert L DIR 3,000 $84,330
Calpine (CPN) Harbinger Capital Master Fund I BO 1,900,000 $21,432,000
Biogen Idec (BIIB) Mullen James C CEO,PR,
147,037 $7,378,302
Cablevision Systems (CVC) Rutledge Thomas COO 131,301 $3,417,870
Achillion Pharmaceuticals (ACHN) Investor Ab BO 976,990 $3,253,152
Illinois Tool Works (ITW) Mccormack Robert C DIR 62,100 $2,966,567
Pegasystems (PEGA) Trefler Alan CB,CEO,
75,000 $2,426,250
Berkshire Hathaway (BRK.B) Bill Melinda Gates Foundation BO 600 $1,976,912
Achillion Pharmaceuticals (ACHN) Moorin Jay BO 563,452 $1,964,447
NII Holdings (NIHD) Neel Catherine VP,CT 35,000 $1,151,138
Black Decker (BDK) Mcbride Paul F VP 16,000 $1,043,416

Key to Titles: A=Assistant, AI=Affiliated Investor, AO=Accounting Officer, BD=Business Development, BO=Beneficial Owner, CAO=Chief Accounting Officer, CB=Chairman, CCO=Chief Compliance Officer, CEO=Chief Executive Officer, CFO=Chief Financial Officer, CIO=Chief Information Officer, CO=Compliance Officer, COO=Chief Operating Officer, CT=Controller, CTO=Chief Technology Officer, DIR=Director, F=Founder, FO=Financial Officer, GC=General Counsel, HR=Human Resources, IO=Information Officer, IR=Investor Relations, LO=Legal Officer, MD=Managing Director, O=Officer, OO=Operating Officer, PR=President, PT=Partner, REL=Relative of an insider, SEC=Secretary, SH=Shareholder, SO=Sales Officer, TO=Technology Officer, TR=Treasurer, TT=Trustee, VCB=Vice Chairman, VP=Vice President, X=Ex Officer or other title displayed.
Under no circumstances does the information in this column represent a recommendation to buy or sell stocks. While he cannot provide investment advice or recommendations, Moreland appreciates your feedback; click here to send him an email.