Saia, Brigham Exploration and Hanmi Financial lead small-cap volume in pre-market

Saia Inc (Nasdaq:SAIA), Brigham Exploration Co (Nasdaq:BEXP) and Hanmi Financial (Nasdaq:HAFC) are among the most actively traded companies in Wednesday's trading among companies with market capitalizations under $1 billion.
Also included among the results: Alvarion Ltd (Nasdaq:ALVR), Kohlberg Capital Corp (Nasdaq:KCAP), ATA Inc (Nasdaq:ATAI), BioSante Pharmaceuticals Inc (Nasdaq:BPAX), Aladdin Knowledge Systems Ltd (Nasdaq:ALDN) and Dendreon Corp (Nasdaq:DNDN).
Here are the most actively traded companies among small caps:
| Price at 9:30 ET | Change | % Change | Volume | Year High | Year Low | ||
| SAIA | SAIA INC | 17.00 | +1.27 | +8.1% | 10.5k | 20.59 | 10.50 |
| BEXP | BRIGHAM EXPLORATION CO | 12.85 | -0.52 | -3.9% | 9.7k | 18.29 | 4.17 |
| HAFC | HANMI FINL CORP | 5.37 | -0.93 | -14.8% | 9.4k | 17.21 | 4.65 |
| ALVR | ALVARION LTD | 6.86 | +0.31 | +4.7% | 8.9k | 15.21 | 5.20 |
| KCAP | KOHLBERG CAPITAL CORP | 7.70 | -1.10 | -12.5% | 8.8k | 16.97 | 8.00 |
| ATAI | ATA INC | 15.00 | +0.00 | +0.0% | 8.4k | 17.45 | 8.02 |
| BPAX | BIOSANTE PHARMACEUTICALS INC | 5.54 | +0.00 | +0.0% | 7.3k | 6.29 | 2.05 |
| ALDN | ALADDIN KNOWLEDGE SYS LTD | 10.71 | +0.43 | +4.2% | 5.8k | 26.94 | 8.29 |
| DNDN | DENDREON CORP | 5.71 | -0.01 | -0.2% | 5.3k | 8.56 | 4.15 |
| SVVS | SAVVIS INC | 15.84 | +2.20 | +16.1% | 5.3k | 44.68 | 10.13 |




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