Top 10 New York Stock Exchange-traded stocks posting largest volume increases

Markets Associated Press

A look at the 10 biggest volume gainers on New York Stock Exchange at the close of trading:

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AMN Healthcare Services Inc. : Approximately 2,886,800 shares changed hands, a 878.1 percent increase over its 65-day average volume. The shares rose $2.34 or 11.6 percent to $22.51.

Arista Networks Inc. : Approximately 3,389,400 shares changed hands, a 481.1 percent increase over its 65-day average volume. The shares rose $.51 or .8 percent to $68.50.

Castlight Health Inc. : Approximately 4,084,700 shares changed hands, a 503.0 percent increase over its 65-day average volume. The shares rose $.62 or 9.5 percent to $7.16.

GFI Group : Approximately 3,687,300 shares changed hands, a 616.1 percent increase over its 65-day average volume. The shares rose $.05 or .8 percent to $6.10.

GTT Communications Inc. : Approximately 832,600 shares changed hands, a 548.9 percent increase over its 65-day average volume. The shares rose $1.78 or 14.4 percent to $14.12.

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Intelsat S.A. : Approximately 1,017,400 shares changed hands, a 406.4 percent increase over its 65-day average volume. The shares fell $.27 or 2.0 percent to $13.19.

Nordstrom Inc. : Approximately 6,740,800 shares changed hands, a 474.6 percent increase over its 65-day average volume. The shares rose $4.60 or 6.0 percent to $81.74.

Tremor Video Inc. : Approximately 563,100 shares changed hands, a 433.1 percent increase over its 65-day average volume. The shares rose $.13 or 5.8 percent to $2.38.

Triple S Management Corp. : Approximately 648,400 shares changed hands, a 376.5 percent increase over its 65-day average volume. The shares fell $2.43 or 11.6 percent to $18.44.

Universal American Corp. : Approximately 777,800 shares changed hands, a 561.6 percent increase over its 65-day average volume. The shares rose $.07 or .8 percent to $8.89.