Insiders Trading VRX, V, SONS, ANGI

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 Monday, May 21, 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.

Valeant Pharmaceuticals (VRX) Valueact DIR 850,000 40,982,000 Level 3 Communications (LVLT) STT Crossing BO 1,454,346 32,692,098 Republic Services (RSG) Cascade Investment BO 457,670 11,860,564 Autonation (AN) Cascade Investment BO 304,129 10,444,733 Sonus Networks (SONS) Empire Capital Mgt BO 2,245,000 5,316,250 Angie S List (ANGI) Tri Ventures BO 230,769 2,999,997 Universal Stainless (USAP) Pennant Capital Mgt BO 43,400 1,853,318 Patient Safety Technologies (PSTX) Kinderhook Partners BO 1,045,642 1,463,899 Essex Rental (ESSX) Schad Ronald CEO,PR,DIR 172,000 507,400 Angie S List (ANGI) Maurer Michael S DIR 38,461 499,993 Source: Insider Insights

Angie S List (ANGI) Battery Ventures BO 3,810,837 47,187,688 Visa (V) Saunders Joseph W CB,CEO,DIR 264,958 30,154,870 Validus Holdings (VR) Singh Alok DIR 102,774 3,297,987 Douglas Emmett (DEI) Emmett Dan A CB,DIR,BO 140,000 3,067,400 Endeavour International (END) Steelhead Navigator Master BO 299,500 1,949,472 Costar (CSGP) Florance Andrew C PR,CEO,DIR 27,745 1,944,370 Cheniere Energy (LNG) Souki Charif CB,CEO,PR 130,000 1,919,800 Visa (V) Jenkyn Oliver O 16,026 1,828,175 Intuit (INTU) Fennell Laura A VP,GC,SEC 29,711 1,626,425 Montpelier Re Holdings (MRH) Taylor Anthony DIR 75,000 1,503,510 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 InsiderInsights.com, 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 TheStreet.com 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.