Insiders Trading COMV, CALL, GBX

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, April 13, 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.

Comverge (COMV) Martin William C BO 430,100 744,073
Greenbrier Companies (GBX) Ward C Bruce DIR 25,000 451,289
Opko Health (OPK) Frost Phillip MD CEO,CB,DIR,BO 100,000 450,150
Texas Industries (TXI) NNS Holding BO 4,097 140,857
EV Energy Partners (EVEP) Walker John B CB,DIR 2,000 128,420
Valhi (VHI) Simmons Harold C CB,DIR,BO 2,000 102,992
Liqtech International (BMOM) Sonneland Michael DIR 41,989 89,227
SG Blocks (SGBX) Wasserman Brian A CFO 214,286 75,000
Intelgenx Technologies (IGXT) Blumont Capital BO 125,000 61,375
Angiodynamics (ANGO) Bucci Vincent DIR 4,000 47,280
FBL Financial (FFG) Iowa Farm Bureau Federation BO 638,671 22,353,484
Magicjack Vocaltec (CALL) Burns Donald A DIR 59,500 1,395,573
Adobe Systems (ADBE) Warnock John E CB,DIR 40,000 1,311,064
Salesforce.Com (CRM) Harris Parker VP,TO 7,000 1,120,000
Priceline.Com (PCLN) Fogel Glenn D O 1,000 737,518
Conns (CONN) Warren A Stephens Grantors Trust BO 29,600 518,556
Iridium Communications (IRDM) Greenhill BO 55,000 473,083
Stonemor Partners (STON) Shane William Robert DIR 18,038 438,504
Macerich (MAC) O Hern Thomas E VP,TR,CFO 6,000 347,567
Sourcefire (FIRE) Negron John VP,SO 7,062 329,864

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.

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