By Jonathan Moreland, founder of InsiderInsights.com 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 Thursday, Dec. 9, 2010 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.

American International Group (AIG) Fairholme Capital Mgt BO 689,200 $30,351,372
PHI (PHII) Gonsoulin Alton Anthony Jr CEO,DIR
BO
200,000 $3,598,000
Pacific Sunwear (PSUN) Greek Investments BO 100,000 $606,722
Exar Corp (EXAR) Soros Fund Mgt BO 78,956 $533,087
Vantage Drilling (VTG) Su Hsin Chi DIR,BO 298,000 $510,950
Saul Centers (BFS) Saul B Francis II CEO,DIR
BO
8,000 $358,946
Zoltek Companies (ZOLT) Bealke Linn H DIR 32,214 $312,774
Berkshire Bancorp (BERK) Marx Moses DIR,BO 37,650 $173,190
Pimco CA Muni Inc Fund II (PCK) Gross William H O 19,056 $157,671
Pimco CA Muni Inc Fund (PCQ) Gross William H O 9,900 $115,335
Source: www.InsiderInsights.com
LyondellBasell Industries (LYB) Ares Corp Opp Fund III DIR 1,164,946 $36,521,056
TD Ameritrade Holding (AMTD) Ricketts J Joe DIR,BO 799,675 $14,827,797
Campbell Soup (CPB) Weber Charlotte C DIR 279,300 $9,474,891
Allegiant Travel Co (ALGT) Levy Andrew C PR 60,000 $3,142,605
Tower Group (TWGP) Lee Michael H CB,PR
CEO,DIR
94,500 $2,480,568
Miller Herman (MLHR) Nemschoff Mark S DIR 88,266 $2,107,984
Contango Oil & Gas (MCF) Schoonover Steven L DIR 33,000 $1,929,270
Finisar (FNSR) Gertel Eitan CEO,DIR 75,000 $1,805,390
Netlogic Microsystems (NETL) Godinho Norman DIR 50,000 $1,703,891
Exxon Mobil (XOM) Cramer Harold R VP 22,252 $1,602,171
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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