01:12 PM EDT, 06/12/2024 (MT Newswires) -- Avidity Biosciences ( RNA ) said Wednesday that initial data from an early-to-mid-stage study of its experimental drug, AOC 1020, to treat a rare muscle disease, facioscapulohumeral muscular dystrophy, showed a greater than 50% reduction in DUX4-regulated genes.

Shares surged 31.5% as intraday trading volume soared more than 7.1 million from a daily average of about 1.1 million.

Beamr Imaging ( BMR ) said late Tuesday that its cloud solution is now available on Oracle's (ORCL) Cloud Marketplace.

Shares climbed 24.5% after intraday trading volume catapulted to over 53.3 million from a daily average of about 1.4 million.

Casey's General Stores (CASY) reported, late on Tuesday, a stronger-than-expected increase in fiscal Q4 earnings and sales.

Shares rose 17.5%, with intraday trading volume at more than 885,000 versus the stock's daily average of about 296,000.

Price: 37.85, Change: +8.93, Percent Change: +30.86