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, February 02, 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.

Biglari Holdings (BH) Biglari Sardar CB,CEO
3,000 $1,199,821
Blackrock (BLK) Gerber Murry DIR 6,000 $1,102,126
Bank Of America (BAC) Bies Susan S DIR 50,000 $369,500
Valhi (VHI) Simmons Harold C CB,DIR
4,000 $217,640
Guaranty Bancorp (GBNK) Eggemeyer John M III DIR 128,469 $192,704
General Electric Co (GE) Lafley Alan G DIR 10,000 $189,900
IEC Electronics (IEC) Gilbert W Barry CB,CEO 16,615 $84,404
Golub Capital (GBDC) Baily John Thomas DIR 4,885 $74,985
IEC Electronics (IEC) Schlarbaum Jeffrey T PR 11,025 $56,007
Lakeland Bancorp (LBAI) Flynn Brian DIR 5,336 $53,360
Oasis Petroleum (OAS) Encap Energy Capital Fund Vi L P BO 7,000,000 $224,000,000
Apollo Group (APOL) Sperling John G CB,DIR 60,000 $3,172,458
Worthington Industries (WOR) McConnell John P Oh CB,CEO
114,214 $2,130,261
WCA Waste Corp (WCAA) Fatjo Tom J Jr CB,CEO
294,535 $1,899,751
Apollo Group (APOL) Sperling Peter V VCB,DIR 30,000 $1,586,229
United Parcel Service (UPS) Owens Christine M VP 20,569 $1,567,847
Sun Hydraulics (SNHY) Koski Christine L DIR,BO 46,719 $1,348,187
Texas Instruments (TXN) Delagi R Gregory VP 40,000 $1,292,800
Brookline Bancorp (BRKL) Sherman Merrill W DIR 135,961 $1,278,671
Scansource (SCSC) Reilly John Patrick DIR 30,000 $1,130,500

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

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.