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.
McMoRan Exploration (MMR) Day Robert DIR 67,005 $1,092,724
Boulder Growth Inc Fund (BIF) Ernest Horejsi Trust No 1b BO 70,950 $430,168
Clearwater Paper (CLW) Jones Gordon CEO,PR,
DIR
4,200 $206,346
Iteris (ITI) Miller Lloyd I III BO 156,241 $205,738
Micrel (MCRL) Zinn Raymond D CEO,PR,
F,DIR,
BO
25,000 $189,871
Denali Fund (DNY) Lola Brown Trust 1b BO 10,760 $159,513
Penn Virginia Resource LP (PVR) Perelman Marsha Reines DIR 5,000 $117,043
Arbinet (ARBX) Singer Karen BO 45,271 $91,443
Apollo Investment (AINV) Peteka Richard CFO,TR 7,500 $86,924
Reliance Steel Aluminum (RS) Johnson Franklin R DIR 2,000 $86,080
Ingram Micro (IM) Qtip Marital Trust Under E Bronson Ingram Tr BO 388,600 $7,110,719
Stryker (SYK) Stryker Ronda E DIR 70,000 $3,716,818
Key Energy Services (KEG) Alario Richard J CB,CEO,
PR,DIR
248,705 $2,697,317
Berkshire Hathaway (BRK.B) Bill Melinda Gates Foundation BO 32,000 $2,551,408
Alexion Pharmaceuticals (ALXN) Link Max DIR 40,000 $1,973,600
Dell (DELL) Garriques Ronald PR 121,800 $1,629,477
MKS Instruments (MKSI) Bertucci John R DIR 85,690 $1,628,967
Conceptus (CPTS) Sieczkarek Mark M CEO,PR,
DIR
69,789 $1,535,358
Harley Davidson (HOG) Mccaslin James A VP 62,000 $1,509,929
Micrus Endovascular (MEND) HBM Bioventures Cayman Ltd BO 66,940 $1,375,660

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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