Top Midday Gainers

03:05 PM EST, 11/02/2026 (MT Newswires) -- Inovio Pharmaceuticals (INO) shares surged Monday after the company's Friday announcement that the US Food and Drug Administration granted accelerated approval to Voceryq, a DNA-based immunotherapy indicated to reduce the frequency of surgical papilloma excisions in adults with recurrent respiratory papillomatosis. Also, HC Wainwright upgraded the stock one notch to buy with a $5 price target. Shares soared 250%, with intraday trading volume catapulting to over 195.6 million from a daily average of about 5.08 million. Perion Network (PERI) said it agreed to be acquired by Affle 3iL in an all-cash deal valuing the company at about $420 million. Shares surged 31% as intraday trading volume jumped to 7.1 million from a daily average of roughly 393,200. Idexx Laboratories (IDXX) shares soared 21% amid heavy trading after reporting a jump in Q3 comparable earnings and revenue and raising its 2026 outlook. More than 1.46 million shares traded intraday, compared with a daily average of about 553,000. Price: 667.49, Change: +116.28, Percent Change: +21.10