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 mainly open-market insider purchases and sales filed at the Securities and Exchange Commission Friday, May 25, 2012 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.

Resolute Forest Products (ABH) Steelhead Partners O 176,844 2,763,241
Nasdaq Omx (NDAQ) Investor Ab BO 100,000 2,170,900
W & T Offshore (WTI) Krohn Tracy W CB,CEO,BO 50,000 751,500
Edgen (EDG) Friedman Brian P BO 50,000 372,745
Handy & Harman (HNH) SPH Group BO 16,232 227,167
Gp Strategies (GPX) Sagard Capital BO 14,000 215,040
Franklin Street Properties (FSP) Carter George J PR,DIR 20,000 199,940
Charter Communications (CHTR) Markley John D Jr DIR 2,500 158,809
Valuevision Media (VVTV) Stewart Keith R CEO,DIR 100,000 156,020
Solar Senior Capital (SUNS) Gross Michael S CEO,PR,DIR 9,001 148,522
Source: Insider Insights
Google (GOOG) Schmidt Eric E CB,DIR 15,000 8,888,128
KIOR (KIOR) O Connor Paul DIR,BO 834,544 7,377,369
HCA (HCA) Bank Of America BO 241,835 6,369,934
Western Refining (WNR) Foster Paul L CB,DIR,BO 300,000 5,864,195
Liquidity Services (LQDT) Angrick William P III CB,CEO,BO 87,424 5,511,607
Validus Holdings (VR) Singh Alok DIR 102,400 3,196,201
Genesee & Wyoming (GWR) Hellmann John C CEO,PR,DIR 48,191 2,482,174
Texas Roadhouse (TXRH) Taylor Wayne Kent CB,CEO,BO 112,591 2,027,422
Western Refining (WNR) Franklin Mountain Investments BO 100,000 1,954,735
Edwards Lifesciences (EW) Ingram Robert Alexander DIR 15,000 1,315,800
Source: Insider Insights

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.