By Jonathan Moreland, founder of Insider Insights 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 Thursday, September 15, 2011 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.

Evolution Petroleum (EPM) Lovoi John BO 219,193 $1,498,998
Clear Channel Outdoor (CCO) CC Media Holdings BO 100,090 $1,083,809
Snyder S Lance (LNCE) Warehime Michael A CB,DIR
BO
23,424 $477,836
Alpha & Omega Semiconductor (AOSL) Stevens Mark A DIR,BO 40,000 $328,538
Verenium (VRNM) Cavanaugh James H DIR 87,305 $269,899
Knology (KNOL) Burton Donald W DIR 20,000 $257,800
Bancfirst (BANF) Odom Paul B Jr DIR 5,000 $174,420
SWS Group (SWS) Meyer Frederick DIR 31,500 $170,511
H&R Block (HRB) Cobb William C PR,CEO
DIR
10,000 $134,047
Orange 21 (ORNG) Costa Brava Partnership BO 53,950 $106,437
Source: www.InsiderInsights.com
Intuit (INTU) Batchelder David H DIR 1,225,333 $57,296,572
Arch Capital (ACGL) Pasquesi John M VCB,DIR 436,757 $14,438,574
Hansen Natural (HANS) Sacks Rodney C CB,CEO
DIR
100,000 $8,847,210
Metropcs Communications (PCS) Patterson Arthur C DIR 500,000 $5,232,950
Scotts Miracle Gro (SMG) Hagedorn Paul BO 78,600 $3,704,418
Clean Harbors (CLH) McKim Alan S CB,CEO
DIR
50,000 $2,747,000
TAL International (TAL) Sondey Brian PR,CEO
DIR
65,600 $1,849,340
International Bancshares (IBOC) Sanchez Antonio R Jr DIR,BO 100,000 $1,405,530
Amazon.Com (AMZN) Kessel Steven VP 3,500 $784,525
Iridium Communications (IRDM) Jones Terry L DIR 100,000 $704,000
Source: www.InsiderInsights.com

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 InsiderInsights.com, 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 TheStreet.com 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.

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