B. RILEY Acted as Co-Manager in $34.5 Million Underwritten Public Offering for Mattson Technology, Inc.

[PR Newswire] – LOS ANGELES, Feb. 19, 2014 /PRNewswire/ — B. Riley & Co., LLC, (B. Riley) www.brileyco.com , a leading independent investment bank which provides a full array of corporate finance, research, sales and … more

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