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 Thursday, September 08, 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 158,592 $13,641,756
Mueller Industries (MLI) Leucadia National Corp BO 287,600 $12,529,846
Seattle Genetics (SGEN) Baker Brothers Life Sciences Capital DIR,BO 129,187 $2,206,641
Kraton Performance Polymers (KRA) Gmt Capital Corp BO 86,200 $1,883,470
SWS Group (SWS) Hilltop Holdings BO 225,800 $1,033,010
Snyder S Lance (LNCE) Warehime Michael A CB,DIR
21,697 $436,189
American Railcar (ARII) Icahn Carl C DIR,BO 27,466 $427,039
Valhi (VHI) Simmons Harold C CB,DIR
5,000 $288,749
Hanover Insurance (THG) Stuchbery Robert A PR,CEO 5,000 $174,200
Iron Mountain (IRM) Verrecchia Alfred J DIR 4,000 $123,810
Intuit (INTU) Batchelder David H DIR 3,037,716 $143,966,096
Google (GOOG) Brin Sergey F,DIR
83,334 $42,980,828
Acme Packet (APKT) Bowen Gary J DIR 200,000 $9,822,367
Acme Packet (APKT) Melampy Patrick J CTO,DIR 60,000 $2,806,977
Rackspace Hosting (RAX) Moorman Lew PR,DIR 74,750 $2,563,999
Fastenal (FAST) Kierlin Robert A DIR 70,000 $2,279,837
Liquidity Services (LQDT) Dean Eric C IO 50,000 $1,543,900
Liquidity Services (LQDT) Mateus Tique Jaime DIR 50,000 $1,523,750
CVD Equipment (CVV) Rosenbaum Leonard A CEO,PR
77,280 $1,451,619
Mohawk Industries (MHK) Lorberbaum Mark BO 20,000 $974,316

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, 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 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.