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 Tuesday, March 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.

VMware (VMW) Emc Corp BO 36,348 $2,999,244
Deer Consumer Products (DEER) He Ying CEO,DIR
BO
150,000 $1,651,500
Texas Industries (TXI) NNS Holding BO 30,899 $1,222,474
Childrens Place Retail Stores Inc (PLCE) Matthews Norman S DIR 21,200 $1,002,548
Triangle Petroleum (TPLM) Cambrian Capital BO 80,000 $600,000
Biglari Holdings (BH) Biglari Sardar CB,CEO
DIR,BO
989 $399,783
Heritage Oaks Bancorp (HEOP) Lynch James J DIR,BO 100,000 $350,000
Seacube Container Leasing (BOX) Tuchman Martin DIR 20,547 $299,986
Central European Distribution Corp (CEDC) Shanahan William S DIR 20,000 $253,662
Red Lion Hotels (RLH) Columbia Pacific Opp Fund BO 25,800 $204,337
Source: www.InsiderInsights.com
First Solar (FSLR) Ahearn Michael J DIR 260,000 $38,773,652
Amarin Corp Plc (AMRN) Abingworth Llp BO 2,750,000 $20,636,000
Logmein (LOGM) Benson Steven J DIR 250,000 $8,846,125
Acme Packet (APKT) Ory Robert G SEC,A
TR,DIR
75,000 $5,242,571
MetroPCS Communications (PCS) TA Associates DIR 300,000 $4,447,580
Cerner Corp (CERN) Illig Clifford W VCB,DIR 40,000 $4,111,400
Emeritus Corp (ESC) Apollo Real Estate Advisors III BO 91,100 $2,262,814
Amarin Corp Plc (AMRN) Orbimed Advisors DIR 225,000 $1,654,750
Douglas Dynamics (PLOW) General Electric Pension Trust BO 86,215 $1,257,103
Essex Property Trust (ESS) Eudy John D VP 8,000 $942,400
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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