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 Wednesday, August 17, 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.

Leap Wireless (LEAP) Rachesky Mark H Md DIR,BO 1,250,000 $11,338,250
Western Asset Claymore Inflation Linked Opp Fd (WIW) Cascade Investment Llc BO 174,196 $2,239,359
Kior (KIOR) Peterson Stuart L BO 172,545 $1,875,497
Kraton Performance Polymers (KRA) GMT Capital BO 20,700 $545,031
Asiainfo Linkage (ASIA) Tian Edward DIR,BO 45,000 $493,200
Transatlantic Petroleum (TAT) Mitchell Noah Malone III CEO,DIR
350,000 $391,173
Molycorp (MCP) Smith Mark A PR,CEO
4,200 $247,884
Hecla Mining (HL) Baker Phillips S Jr PR,CEO
33,000 $242,880
Red Lion Hotels (RLH) Columbia Pacific Opp Fund BO 35,676 $238,696
City Holding (CHCO) Elliot John R DIR 7,757 $235,474
Scotts Miracle Gro (SMG) Hagedorn Partnership BO 97,201 $4,375,017
Priceline.Com (PCLN) Millones Peter J VP,GC 6,000 $3,020,936
Vonage (VG) Citron Jeffrey A DIR,BO 400,000 $1,298,833
F5 Networks (FFIV) McAdam John PR,CEO
15,000 $1,257,475
Nicor (GAS) Strobel Russ M CB,PR
20,000 $1,071,779
Bard CR (BCR) Ring Timothy M CB,CEO
11,261 $1,026,025
Priceline.Com (PCLN) Boyd Jeffery H PR,CEO
2,000 $1,005,141
Riverbed Technology (RVBD) Kennelly Jerry M CB,CEO
33,334 $862,744
Cerner (CERN) Patterson Neal L CB,CEO
12,500 $735,587
Bard CR (BCR) Weiland John H PR,COO
7,427 $675,214

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.