Gencorp Director Buys $1.3M Worth

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 Wednesday 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.

Gencorp (GY) Lichtenstein Warren G DIR 340,924 $1,336,762 Schweitzer Mauduit Intl (SWM) Villoutreix Frederic CB,CEO 10,000 $486,916 Boulder Growth INc Fund (BIF) Ernest Horejsi Trust No 1b BO 51,326 $302,488 Liberty Property Trust (LRY) Steinour Stephen D DIR 10,000 $299,400 Western Alliance Bancorp (WAL) Boyd William S DIR 31,000 $142,600 Atmel (ATML) Carinalli Charles DIR 20,000 $94,600 Denali Fund (DNY) Lola Brown Trust 1b BO 5,580 $80,251 Autoliv (ALV) Fredin Steven R VP 1,834 $80,182 Autoliv (ALV) Patring Hans Goran VP,HR 1,834 $80,182 Flowers Foods (FLO) Beverly Joe E DIR 3,000 $76,611

Microsoft (MSFT) Gates William H III DIR 2,000,000 $55,615,800 Opentable (OPEN) Dell Adam R DIR 284,998 $8,825,927 Estee Lauder Cos (EL) Lauder Ronald S CB,BO 137,500 $7,762,714 Aeropostale (ARO) Geiger Julian DIR 117,537 $4,075,275 Opentable (OPEN) Dell Adam R DIR 87,314 $2,707,607 GSI Commerce (GSIC) Rubin Michael CEO,PR,DIR 100,000 $2,637,530 First Cash Financial (FCFS) Burke Richard T BO 115,605 $2,459,609 Energy Partners Ltd (EPL) K2 Principal Fund LP BO 206,194 $2,057,780 3par (PAR) Mayfield Ix O 202,104 $1,894,502 Amazon.com (AMZN) Jassy Andrew R VP 14,560 $1,746,181

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.

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