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 open-market insider purchases and sales filed at the Securities and Exchange Commission Tuesday, August 02, 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.

VMware (VMW) EMC BO 85,614 $8,404,330
Western Asset Claymore Inflation Linked Opp Fund (WIW) Cascade Investment BO 290,330 $3,658,187
Kraton Performance Polymers (KRA) GMT Capital BO 77,600 $2,849,688
Opti (OPTI) S Muoio & Co BO 710,308 $1,221,730
Cincinnati Financial (CINF) Sewell Michael J CFO,VP
TR
16,500 $453,975
Legg Mason (LM) Cahill John T DIR 10,000 $293,000
Celgene (CELG) Mario Ernest DIR 5,000 $290,498
Valhi (VHI) Simmons Harold C CB,DIR
BO
5,000 $273,000
Handy & Harman (HNH) SPH Group BO 9,825 $137,478
RealD (RLD) Habiger David C DIR 9,500 $132,125
Source: www.InsiderInsights.com
Microsoft (MSFT) Gates William H III DIR 5,000,000 $137,510,496
Whole Foods Market (WFMI) Green Equity Investors DIR 164,573 $11,030,441
Mastercard (MA) Mastercard Foundation BO 14,806 $4,501,486
Under Armour (UA) Plank J Scott VP,BD 46,875 $3,406,157
Bridgepoint Education (BPI) Clark Andrew S CEO,DIR 47,940 $1,189,559
Stryker (SYK) Stryker Ronda E DIR 18,000 $952,565
Caterpillar (CAT) Oberhelman Douglas R CEO,CB
DIR
9,000 $896,760
Renaissancere Holdings (RNR) Currie Neill A PR,CEO
DIR
12,500 $863,204
Texas Capital Bancshares (TCBI) Grant Joseph M DIR 27,000 $738,300
Advent Software (ADVS) Dimarco Stephanie CEO,DIR 30,000 $696,555
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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