Smart money activity in the past 24 hours that is out of the ordinary. It includes stock options bought on the ask or sold on the bid with unusual size and daily volume compared to open interest.

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AcelRx Pharmaceuticals, Inc. is a specialty pharmaceutical company, which engages in the development and commercialization of innovative therapies for the treatment of moderate-to-severe acute pain. Its product candidates is comprised of DSUVIA, and ZALVISO, which both contains sufentanil as a therapeutic ingredient. The company was founded by Thomas A. Schreck and Pamela P. Palmer on July 13, 2005 and is headquartered in Redwood City, CA.

UOA Trade History
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