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 Tuesday 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.

Transatlantic Petroleum Ltd (TNP.TO) Mitchell Noah Malone III DIR,BO 4,255,400 $9,361,880
Orexigen Therapeutics (OREX) Domain Parters Vii L P BO 393,292 $2,725,514
Stream Global Services (SGS) Ayala Corp BO 252,884 $1,517,304
Iridium Communications (IRDM) Bok Scott L DIR 100,000 $849,023
Boulder Growth & Inc Fund (BIF) Ernest Horejsi Trust No 1b BO 125,898 $718,505
Del Global Technologies (DGTC) Steel Partners Holdings LP BO 471,000 $254,340
Pioneer Southwest Energy LP (PSE) Gobe Phillip A DIR 10,000 $207,198
Susquehanna Bancshares (SUSQ) Hoffman Donald L DIR 31,100 $184,946
Mako Surgical (MAKO) Moll Frederic H DIR 20,000 $180,124
City Holding (CHCO) Elliot John R DIR 5,579 $166,757
Intuit (INTU) Cook Scott D F,DIR 500,000 $14,736,200
IAC Interactivecorp
Liberty Media Corp BO 677,800 $13,391,545
Intrepid Potash (IPI) Harvey Hugh E Jr DIR,CTO,BO 175,000 $5,216,750
Intrepid Potash (IPI) Jornayvaz Robert P III CB,CEO,DIR,BO 175,000 $5,216,750
Berkshire Hathaway (BRK.B) Bill & Melinda Gates Foundation Trust BO 1,103 $3,817,519
Public Storage (PSA) Gustavson Tamara Hughes DIR,BO 45,800 $3,627,452
Directv (DTV) Carey Chase DIR 100,000 $3,153,000
Gartner (IT) Bingle Michael J DIR 146,923 $2,849,579
Qualcomm (QCOM) Stern Marc I DIR 60,000 $2,724,608
Kirklands (KIRK) Kirkland Carl DIR,BO 135,300 $2,115,571

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.

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