Which insiders are selling and buying chunks of stocks? Below is a table of the top open market insider purchases and sales filed with the Securities and Exchange Commission Thursday, as ranked by dollar value.

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Dollar value is only one metric to use when assessing the importance of an insider transaction, however. For more value-added tables on a weekly basis, and fundamentally researched investment ideas inspired by insiders, subscribe to TheStreet.com InsiderInsights Newsletter! Whether you're a growth, value, income, or momentum investor, insider data can help you find great investment ideas.

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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.

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Jonathan Moreland is director of research and publisher of the weekly publication InsiderInsights, founder of the Web site InsiderInsights.com and the director of research at Insider Asset Management LLC. 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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