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 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.

GeoEye (GEOY) Feinberg Stephen BO 40,000 $1,533,736
VMware (VMW) Emc Corp BO 15,300 $1,334,137
Agilysys (AGYS) Mak Capital One BO 137,224 $870,722
Exar (EXAR) Soros Fund Management LLC BO 100,000 $578,000
China Armco Metals (CNAM) Worden Andrew Barron BO 99,800 $342,805
Flagstar Bancorp (FBC) Campanelli Joseph P CB,PR,
CEO
24,375 $255,938
ATS (ATSC) Osmium Special Situations Fund Ltd BO 86,043 $241,165
Dover Motorsports (DVD) Cibelli Mario Marathon Partners LP BO 100,000 $183,500
Ziprealty (ZIPR) Teton Capital Partners BO 50,000 $147,500
Integramed America (INMD) Blueline Capital Partners III BO 12,360 $113,043
Source: www.InsiderInsights.com
Tyler Technologies (TYL) MSD Capital BO 1,000,000 $19,850,000
Warner Chilcott Plc (WCRX) Credit Suisse Ag BO 575,000 $12,955,440
Virtusa (VRTU) Armony Izhar DIR 700,000 $6,700,000
Cameron International (CAM) Erikson Sheldon R DIR 100,000 $4,265,530
Validus Holdings Ltd (VR) Reeth George P CB,PR 138,136 $3,697,399
Liquidity Services (LQDT) Mateus Tique Jaime DIR 75,000 $1,191,250
Salesforce.Com (CRM) Benioff Marc CB,CEO,
BO
10,000 $1,130,680
Berry Petroleum (BRY) Bush William E Jr DIR 26,800 $850,968
Tellabs (TLAB) Birck Michael J CB,DIR 100,000 $758,620
Rackspace Hosting (RAX) Bishkin S James DIR 24,500 $637,000
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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