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Unusual Volume for NASDAQ Stocks
Seeing today's unusual volume on a stock is like seeing people standing in line overnight to buy the latest and greatest gadget or must-have item. Unusual volume tells you something important is going on with a stock, and you should pay attention.
Up on Unusual Volume
| Symbol | Company | Last Sale | Price Change Net / % | Share Volume | Volume % Change | |
|---|---|---|---|---|---|---|
| Zoltek Companies, Inc. | $ 14.58 | 1.47  11.21% |
2,951,670 | 650% | ||
| Coinstar, Inc. |  |
$ 50.56 | .905 1.82% |
6,902,303 | 577% | |
| AeroVironment, Inc. |  |
$ 30.30 | 1.54 5.35% |
781,986 | 296% | |
| Dendreon Corporation |  |
$ 16.53 | 2.36 16.65% |
30,098,330 | 255% | |
| ABIOMED, Inc. |  |
$ 22.75 | 1.775 8.46% |
982,963 | 185% | |
| Energy XXI (Bermuda) Limited |  |
$ 37.73 | 2.48 7.04% |
2,381,569 | 164% | |
| BroadVision, Inc. |  |
$ 39.45 | 5.31 15.55% |
1,069,517 | 160% | |
| Jazz Pharmaceuticals plc |  |
$ 50.37 | 2.36 4.92% |
1,893,222 | 136% | |
| Kelly Services, Inc. |  |
$ 15.93 | .92 6.13% |
530,402 | 115% | |
| Hasbro, Inc. |  |
$ 36.66 | .80 2.23% |
4,066,275 | 115% | |
| Acorda Therapeutics, Inc. |  |
$ 27.25 | .82 3.10% |
1,017,509 | 114% | |
| Allot Communications Ltd. |  |
$ 17.96 | .97 5.71% |
658,947 | 86% | |
| Riverbed Technology, Inc. |  |
$ 27.55 | 1.635 6.31% |
6,689,810 | 85% | |
| Human Genome Sciences, Inc. |  |
$ 10.77 | .61 6% |
11,976,752 | 82% | |
| Gilead Sciences, Inc. |  |
$ 56.025 | 1.33 2.43% |
18,912,191 | 80% | |
| Randgold Resources Limited |  |
$ 118.01 | 1.84 1.58% |
1,048,541 | 80% | |
| LoopNet, Inc. |  |
$ 17.17 | .77 4.70% |
608,474 | 69% | |
| Perfect World Co., Ltd. |  |
$ 12.905 | .705 5.78% |
1,593,142 | 65% | |
| Tractor Supply Company |  |
$ 82.05 | .84 1.03% |
1,165,639 | 56% | |
| Constant Contact, Inc. |  |
$ 30.98 | .76 2.51% |
907,354 | 55% | |
-12.99% 
Select a security's symbol for a quote summary.
As of 2/6/2012 4:00:00 PM
