National HealthCare (NHC) (AZC) (GST) (ELMD) (VHC) (BAA) Biggest AMEX Losers Friday

National HealthCare Co. (NHC), Augusta Resource Corp. (AZC), Gastar Exploration (GST), Electromed, Inc. (ELMD), VirnetX Holding Corp. (VHC) and Banro Corp. (BAA) were the largest Losers on the AMEX Friday, November 25.

National HealthCare Co. (NHC) ended the session down 4.82 percent, closing at $35.31. They traded in a range of $35.31 to $37.11. A total of 11,827 shares changed hands.

Augusta Resource Corp. (AZC) ended the session down 4.58 percent, closing at $2.92. They traded in a range of $2.82 to $2.99. A total of 161,237 shares changed hands.

Gastar Exploration (GST) ended the session down 4.41 percent, closing at $2.82. They traded in a range of $2.82 to $3.03. A total of 173,537 shares changed hands.

Electromed, Inc. (ELMD) ended the session down 4.10 percent, closing at $3.74. They traded in a range of $3.58 to $3.90. A total of 15,988 shares changed hands.

VirnetX Holding Corp. (VHC) ended the session down 4.04 percent, closing at at $18.29. They traded in a range of $18.24 to $19.71. A total of 276,164 shares changed hands.

Banro Corp. (BAA) ended the session down 4.02 percent, closing at $3.34. They traded in a range of $3.30 to $3.47. A total of 195,854 shares changed hands.