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.
World Acceptance (WRLD) Smith Thomas W BO,BO 100,000 $3,447,539
Barnes Noble (BKS) Burkle Ronald W BO 100,000 $2,105,100
Spectrum Brands (SPB) Harbinger Capital Master Fund I BO 27,000 $794,340
Fisher Communications (FSCI) Frontfour Capital Group LLC DIR 33,128 $471,694
Sws Group (SWS) Meyer Frederick DIR 40,000 $432,400
Nuveen Floating Rate Inc Fund (JFR) Schneider William J O 25,300 $301,070
Memsic (MEMS) Riversource Investments LLC BO 87,300 $290,378
Caci International (CACI) England Gordon R DIR 5,000 $237,500
Unifi (UFI) Langone Kenneth G DIR 60,000 $237,276
Kayne Anderson Energy Tot Ret Fd (KYE) Baker James C VP 7,500 $184,875
Source: www.InsiderInsights.com
Google (GOOG) Brin Sergey PR,DIR,
TO,BO
83,334 $42,684,778
Microsoft (MSFT) Gates William H III DIR 1,000,000 $30,071,100
First Solar (FSLR) JTW Trust No 1 Uad 9 19 02 BO 72,174 $10,114,193
First Solar (FSLR) Estate Of John T Walton BO 72,173 $10,112,854
Fastenal (FAST) Kierlin Robert A DIR 130,000 $6,921,564
Imax (IMAX) Utay Marc A DIR 231,000 $4,408,446
Dynegy (DYN) LS Power Development LLC BO 2,171,304 $2,793,129
Isilon Systems (ISLN) Feldman Barry J DIR,BO 150,000 $2,125,785
Istar Financial (SFI) Holman Robert W Jr DIR 250,000 $1,790,000
Solera Holdings Aquila Tony CEO,PR,
DIR
33,334 $1,261,905
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, 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.