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.

Opti (OPTI) S Muoio & Co LLC BO 82,925 $301,444
Blackrock Intl Gr & Inc Tr (BGY) Flynn James T DIR 9,000 $106,300
Blackrock Global Opp Equity Tr (BOE) Flynn James T DIR 5,000 $95,080
Blackrock Enhanced Div Achievers Tr (BDJ) Flynn James T DIR 9,000 $77,530
Nuveen NY Quality Inc Muni Fund (NUN) Bank Of America Corp De BO 2,500 $34,260
Blackrock Div Achievers Tr (BDV) Flynn James T DIR 4,000 $33,320
MMR Information Sys (MMRF) Helm Doug DIR 75,000 $26,932
Mimedx Group (MDXG) Gorlin Steve DIR 24,600 $19,900
Republic Bancorp Ky (RBCAA) Snowden Sandy Metts DIR 262 $5,230
Republic Bancorp Ky (RBCAA) Tamme Stout Sue DIR 239 $4,770
E Trade Financial (ETFC) Citadel LP DIR 25,439,800 $44,256,456
Perrigo (PRGO) Arkin Moshe DIR 234,890 $8,015,762 (AMZN) Szkutak Thomas J CFO,VP 26,000 $2,379,457
Berkshire Hathaway (BRK) Bill & Melinda Gates Foundation BO 300 $989,601
Mednax (MD) Miller Frederick V Md PR 14,007 $762,402
Walt Disney (DIS) Staggs Thomas O CFO,VP 25,000 $691,500
Rambus (RMBS) Horowitz Mark DIR 20,000 $333,772
Illumina (ILMN) Walt David R DIR 7,500 $318,388
Internet Brands (INET) Hoover Charles E SO 36,000 $288,000
JDA Software (JDAS) Armstrong James D DIR 10,000 $216,934
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.