Superior Well Services, Petroleum Development and WNS Holdings lead small-cap percentage losers
Superior Well Services Inc. (Nasdaq:SWSI), Petroleum Development Corp.(Nasdaq:PETD) and WNS Holdings Ltd. (Nasdaq:WNS) are among the biggest percentage losers in Monday's trading among companies with market capitalizations under $1 billion.
Also included among the results: ATP Oil & Gas Corporation (Nasdaq:ATPG), Smith & Wesson Holding Corp.(Nasdaq:SWHC), Dycom Industries Inc.(Nasdaq:DY), BPZ Resources Inc.(Nasdaq:BPZ), Layne Christensen Co.(Nasdaq:LAYN) and CTS Corp.(Nasdaq:CTS).
Here are the biggest percentage losers among small caps:
| Price at 9:08 ET | Change | % Change | Volume | Year High | Year Low | ||
| SWSI | SUPERIOR WELL SVCS INC | 12.17 | -3.08 | -20.2% | 591.8k | 35.83 | 4.11 |
| PETD | PETROLEUM DEV CORP | 17.17 | -3.41 | -16.6% | 317.0k | 79.09 | 9.39 |
| WNS | WNS HOLDINGS LTD | 8.86 | -1.23 | -12.2% | 25.6k | 19.74 | 3.10 |
| ATPG | ATP OIL & GAS CORP | 7.82 | -1.07 | -12.0% | 795.3k | 47.35 | 2.75 |
| SWHC | SMITH & WESSON HLDG CORP | 5.60 | -0.73 | -11.5% | 1,604.1k | 7.52 | 1.53 |
| DY | DYCOM INDS INC | 7.93 | -1.03 | -11.5% | 287.2k | 18.29 | 3.64 |
| BPZ | BPZ RESOURCES INC | 6.20 | -0.80 | -11.4% | 583.3k | 29.88 | 2.25 |
| LAYN | LAYNE CHRISTENSEN CO | 20.91 | -2.68 | -11.4% | 188.2k | 58.26 | 10.36 |
| CTS | CTS CORP | 5.54 | -0.71 | -11.4% | 67.1k | 13.99 | 2.11 |
| SFY | SWIFT ENERGY CO | 16.08 | -2.02 | -11.2% | 623.9k | 68.54 | 4.83 |


















