By Jonathan Moreland, founder of InsiderInsights.com 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 Monday 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.
Alnylam Pharmaceuticals (ALNY) Novartis Ag BO 55,223 $993,462
Kimberly Clark (KMB) Brickman Christian A VP 9,000 $555,669
WHX (WXCO) Steel Partners II LP BO 96,896 $481,482
TCW Strategic Inc Fund (TSI) Rivelle Tad O 60,000 $289,983
Education Realty Trust (EDR) Churchey Randy L CEO,PR,DIR 14,500 $100,736
Fairchild Semiconductor (FCS) Carson Randy W DIR 5,000 $60,500
Vertex Pharmaceuticals (VRTX) Leiden Jeffrey M DIR 1,300 $50,180
Monarch Financial (MNRK) Morrison William T VP 5,000 $42,000
ITEX (ITEX) Pagidipati Family Limited Partnership BO 48,619 $40,354
Piper Jaffray Cos (PJC) O Brien Brien M O 1,000 $37,919
Source: www.InsiderInsights.com
Intuitive Surgical (ISRG) Duggan Robert W DIR 20,000 $7,360,040
MSC Industrial Direct (MSM) Jacobson Mitchell DIR,BO 119,894 $6,766,258
Brown Brown (BRO) Kirk Kenneth D PR 225,000 $4,427,955
Lasalle Hotel Properties (LHO) Scott Stuart L DIR 100,000 $2,690,000
Medassets (MDAS) Claudius LLC BO 111,708 $2,484,227
Supergen (SUPG) Nb Public Equity K S BO 668,705 $2,128,320
Nelnet (NNI) Noordhoek Jeffrey R PR 98,000 $2,067,800
Marshall Ilsley (MI) Baur Andrew N DIR 167,491 $1,691,207
Lasalle Hotel Properties (LHO) Barnello Michael D CEO,PR,DIR 49,236 $1,320,017
Emcor Group (EME) Macinnis Frank T CB,CEO,DIR 46,400 $1,319,190
Source: www.InsiderInsights.com

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, 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.