Amylin Holder Sells $54M 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 Friday 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.

Stericycle (SRCL) Dammeyer Rodney F DIR 1,050 $50,362 Fredericks Of Hollywood (FOH) Lynch Thomas Jerome CB,CEO, DIR 6,600 $16,118 Natural Resource LP (NRP) Craig Kevin J VP,BD 650 $13,631 Merriman Curhan Ford (MERR) Chez Ronald L O 7,874 $8,583 Bay Banks Of Virginia (BAYK) Hurliman Robert F CB,DIR 1,000 $6,000 MMR Information Systems (MMRF) Helm Doug DIR 50,000 $4,275 Mimedx Group (MDXG) Gorlin Steve DIR 5,416 $3,340 Pervasip (PVSP) Riss Paul H CEO,DIR 10,000 $1,700 Crexus Investment (CXS) Riordan Kevin CEO,PR,DIR 100 $1,450 Iceweb (IWEB) Lucky Mark Burdon CFO 15,000 $1,065

Amylin Pharmaceuticals (AMLN) Eastbourne Capital Mgt LLC BO 3,853,880 $54,212,861 Calpine (CPN) Harbinger Capital Spec Sit Fund BO 965,800 $12,227,028 Air Transport Services (ATSG) Prescott Group Capital Mgt LLC BO 2,305,626 $8,264,485 Nstarma (NST) May Thomas J CEO,PR, TT 140,355 $4,568,555 Carnival (CCL) Arison Micky Meir CB,CEO, DIR,BO 115,018 $3,821,726 Netsuite (N) Farrington Deborah A DIR 100,000 $1,501,094 Alliance Data Systems (ADS) Utay Alan M VP,GC, SEC,CAO 20,000 $1,247,400 Rackspace Hosting (RAX) Weston Graham M CB,DIR, BO 80,000 $1,240,368 Southwestern Energy (SWN) Hency Dee W VP 25,000 $1,134,010 Berkshire Hathaway (BRK) Bill & Melinda Gates Foundation BO 300 $1,023,304