By Jonathan Moreland, founder of and author of Profit From Legal Insider Trading.

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

Below are lists of the top 10 mainly open-market insider purchases and sales filed at the Securities and Exchange Commission Tuesday, March 06, 2012 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.

Home Loan Servicing (HLSS) Erbey William C DIR 714,285 $9,999,990
Horizon Pharma (HZNP) Atlas Venture Fund BO 828,443 $2,999,958
Horizon Pharma (HZNP) Bird Jeffrey W DIR 680,293 $2,442,252
Geoeye (GEOY) Feinberg Stephen BO 60,000 $1,160,218
Sunrise Senior Living (SRZ) Carlson Capital BO 150,000 $1,131,440
Moduslink Global Solutions (MLNK) Handy & Harman BO 113,511 $622,017
OM Group (OMG) Scaminace Joseph CB,CEO
15,000 $370,338
United Bankshares (UBSI) Leech Douglas J DIR 12,150 $351,992
Snyder S Lance (LNCE) Warehime Michael A CB,DIR
10,000 $222,134
Star Gas Partners Lp (SGU) Kestrel Energy Partners BO 48,386 $217,737
TAL International (TAL) Resolute Fund BO 2,468,760 $89,912,240
Clearwire (CLWR) Google BO 29,411,764 $66,500,000
Reynolds American (RAI) Brown & Williamson BO 467,773 $19,520,168
TAL International (TAL) JZ Capital BO 265,620 $9,673,880
Heinz HJ (HNZ) Peltz Nelson DIR 124,884 $6,621,910
Vera Bradley (VRA) Miller Patricia R DIR,BO 146,865 $5,669,713
Priceline.Com (PCLN) Soder Chris CEO 8,454 $5,464,124
Qlik Technologies (QLIK) Golden Bruce DIR 153,243 $4,636,525
Active Network (ACTV) Green L Stephen DIR 194,486 $$3,111,815
Priceline.Com (PCLN) Millones Peter J VP,GC 4,485 $2,896,991

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, EVP=Executive Vice President, 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.

Jonathan Moreland is the founder of, which produces a weekly newsletter and offers professional screening and alerting tools to analyze a proprietary, real-time insider data feed. He is also the principal of Insider Asset Management, a registered investment advisor in New York. Mr. Moreland has been analyzing insider data professionally for two decades and has been a contributor to since 2001. A fundamental analyst with an MBA in finance, Mr. Moreland long ago identified insider data as an excellent first screen to determine where to focus his research efforts. He is quoted frequently in the media for his insider analysis and stock recommendations stemming from it. He is also author of Profit From Legal Insider Trading.

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.