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, October 20, 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.

Coldwater Creek (CWTR) Pence Dennis C CB,CEO
8,235,000 $6,999,750
Cardiovascular Systems (CSII) Discovery Group I BO 62,447 $477,872
Platinum Underwriters (PTP) Mitchell H Elizabeth PR,CEO 14,000 $420,615
Valhi (VHI) Simmons Harold C CB,DIR
5,500 $323,500
Ligand Pharmaceuticals (LGND) BVF Partners BO 14,100 $196,024
Technology Applications Intl (N/A) Scimeca Charles J CEO,PR
101,800,000 $101,800
TCW Strategic Inc Fund (TSI) Kane Steve O 14,110 $70,127
First Horizon National (FHN) Jordan D Bryan PR,CEO
10,000 $66,900
Strategic American Oil (SGCA) CW Navigation BO 555,000 $61,685
Strategic American Oil (SGCA) KW Navigation BO 560,000 $59,277
Valmont Industries (VMI) Robert B Daugherty Charitable Foundation BO 73,000 $6,091,181
Constellation Brands (STZ) Sands Richard CB,DIR
192,600 $3,902,638
Constellation Brands (STZ) Sands Robert PR,CEO
175,800 $3,562,434
Dominos Pizza (DPZ) Scout Capital Management Llc BO 80,000 $2,274,612
Apple (AAPL) Williams Jeffrey E VP 5,332 $2,149,557
Oasis Petroleum (OAS) Newton H Brett VP 57,000 $1,767,000
Liquidity Services (LQDT) Mateus Tique Jaime DIR 40,000 $1,266,400
Jabil Circuit (JBL) Morean William D DIR 40,400 $796,494
Body Central (BODY) Rosenbaum Jerrold DIR 30,420 $609,995
Kellogg (K) Kellogg WK Foundation BO 10,000 $550,000

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.