upbeat data on an ongoing phase 2 trial

AMEX:NAVB   Navidea Biopharmaceuticals, Inc
The company said late Thursday that preliminary results of a second interim analysis of its NAV3-31 Phase 2B study further corroborates its hypotheses that Tc99m tilmanocept imaging can provide robust, quantitative imaging in healthy controls and in patients with active rheumatoid arthritis (RA), and that this imaging can provide an early indicator of treatment efficacy in patients with active RA.

Trading volume topped 5.2 million shares about an hour before the open, compared with the full-day average of about 217,000 shares.