Insiders Trading OKS, WFM, BLK

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 Thursday, March 01, 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.

Oneok Partners Lp (OKS) Oneok New BO 8,000,000 $459,840,000
Blackrock (BLK) Wilson Kendrick R III VCB 11,580 $2,298,151
Continental Materials (CUO) Gidwitz James G CB,DIR
93,043 $1,120,400
SWK Holdings (SWKH) Carlson Capital BO 500,000 $410,000
Cablevision Systems (CVC) Araskog Rand V DIR 25,000 $356,455
Builders Firstsource (BLDR) Warburg Pincus Private Equity Ix L P BO 100,106 $310,939
Non Invasive Monitoring Systems (NIMU) Hsiao Jane Ph D CEO,CB
6,000,000 $300,000
Coca Cola (KO) Greenberg Evan G DIR 3,626 $249,688
Pharmerica (PMC) Weishar Gregory S CEO,DIR 20,000 $245,980
Corelogic (CLGX) Martell Frank CFO 15,000 $230,954
Whole Foods Market (WFM) Green Equity Investors V L P DIR 1,000,000 $81,024,464
Mercadolibre (MELI) Galperin Marcos PR,CEO
750,000 $73,878,496
Lululemon Athletica (LULU) Wilson Dennis J DIR,BO 305,500 $21,125,482
Kimberly Clark (KMB) Abernathy Robert E PR 111,764 $8,083,667
ATS Corp (ATSC) LC Capital Master Fund BO 1,884,600 $5,993,028
Western Refining (WNR) Foster Paul L CB,DIR
300,000 $5,384,398
Innerworkings (INWK) New Enterprise Associates BO 455,360 $5,199,164
Riverbed Technology (RVBD) Kennelly Jerry M CB,CEO
133,332 $3,768,202
Gulfport Energy (GPOR) Liddell Mike CB,DIR 100,000 $3,565,000
Fleetcor Technologies (FLT) Stull Steven T DIR 84,133 $3,124,233

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.