22 May 2013 Last updated at 20:34 ET

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Cyberonics Inc.
Cyberonics Inc. intraday chart
 Previous close value
*All charts show local time Select time span for charts: 
price
change
%
52 wk-h
52 wk-l
  48.12
-1.39
-2.81
 55.42 37.84

Indexes
value
change
%
Nasdaq
3463.30
-38.82
-1.11
Dow Jones
15307.17
-80.41
-0.52
S&P 500
1655.35
-13.81
-0.83

Market reports
London
Paris
Frankfurt
Wall Street
Tokyo
Top 10 winners
value
change
%
Cleantech Solutions International Inc
9.70
+5.96
+159.36
Multiband Corp.
3.20
+0.62
+24.03
Central European Media Enterprises Ltd.
3.57
+0.50
+16.29
Mannkind Corp.
6.23
+0.87
+16.23
Velti Plc
2.13
+0.15
+7.58
Tangoe Inc
14.41
+0.98
+7.30
Jamba Inc.
3.04
+0.15
+5.19
Ariad Pharmaceuticals Inc.
18.43
+0.90
+5.13
Spreadtrum Communications Ads
18.68
+0.86
+4.83
Supernus Pharmaceuticals, Inc.
6.60
+0.30
+4.76
Top 10 losers
value
change
%
Solarfun Power Holdings Co. Ltd.
1.36
-0.37
-21.39
Fx Energy Inc.
4.22
-0.68
-13.88
JA Solar Holdings Co. Ltd. Ads
8.17
-1.31
-13.82
Real Goods Solar Inc.
4.75
-0.76
-13.79
Canadian Solar Inc.
7.52
-0.88
-10.48
Sunpower Corp. Class A
19.19
-1.81
-8.62
Aveo Pharmaceuticals Inc.
2.66
-0.24
-8.28
Infinity Pharmaceuticals Inc.
23.12
-2.01
-8.00
ARRIS Group Inc.
15.01
-1.24
-7.63
Dryships Inc.
2.09
-0.16
-7.11
Winners and Losers are drawn from Nasdaq equities with a daily trade volume > 2,000,000 and share price > $1

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