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 Monday, September 12, 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.

Continental Resources (CLR) Hamm Harold CEO,CB
DIR,BO
100,000 $5,087,545
Evolution Petroleum (EPM) Peninsula Capital DIR 300,000 $2,049,000
Clear Channel Outdoor Holdings (CCO) CC Media Holdings BO 130,097 $1,377,585
Basic Energy Services Inc (BAS) Webster Steven A DIR 50,000 $987,515
Valhi (VHI) Simmons Harold C CB,DIR
BO
10,000 $536,000
SWS Group (SWS) Hilltop Holdings BO 89,400 $460,206
Pioneer Diversified High Inc Tr (HNW) West Stephen TT 21,000 $405,275
Benihana (BNHNA) Coliseum Capital Management BO 46,760 $384,578
Icagen (ICGN) Pfizer BO 60,614 $363,684
Pacific Capital Bancorp (PCBC) Webb Carl B CEO,DIR 11,850 $295,250
Source: www.InsiderInsights.com
Intrepid Potash (IPI) Harvey Hugh E Jr DIR,BO 250,000 $8,691,250
Intrepid Potash (IPI) Jornayvaz Robert P Iii CB,DIR
BO
250,000 $8,691,250
Hollyfrontier (HFC) Reid Jack P DIR 194,125 $7,288,055
Acme Packet (APKT) Ory Andrew D PR,CEO
DIR
31,750 $1,588,783
Stryker (SYK) Stryker Ronda E DIR 27,000 $1,285,448
Altera (ALTR) Papa George A VP,SO 25,000 $900,000
Cliffs Natural Resources (CLF) Carrabba Joseph A CB,PR
CEO,DIR
10,000 $795,881
Intermec (IN) Kemper Corp BO 100,000 $681,285
Google (GOOG) Pichette Patrick VP,CFO 1,137 $606,931
Loopnet (LOOP) Warthen Wayne B CTO,VP 34,048 $593,041
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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