Here are some of the biggest movers of the day:
Stock gainers:
Yelp Inc. shares YELP, -0.67% surged about 14% in premarket trade after the Wall Street Journal reported an activist investor is calling on the company to consider selling to boost its value.
Tegna Inc.’s stock TGNA, -2.78% rose 2% after the TV-station operator announced a $ 300 million “accelerated” stock buyback and raised its quarterly dividend by 20% following the termination of a merger deal with the hedge fund Standard General.
PacWest Bancorp shares PACW, +19.55% rose 9%, a day after a 20% rally from selling a discounted portfolio of real estate loans.
Stock decliners:
Guardant Health GH, +2.46% shares fell 7% after the cancer testing company announced a secondary offering of its stock.
Shares of RenaissanceRe Holdings Ltd. RNR, -4.94% dropped nearly 4% in the extended session Monday after the reinsurer said late Monday it has agreed to buy American International Group Inc.’s AIG, +0.20% AIG’s reinsurance businesses, which includes Validus Reinsurance Ltd. and subsidiaries as well as managed funds, for $ 2.985 billion.
Zoom Video Communications Inc.’s stock ZM, +2.94% slipped 1% in premarket trade, following an initial 5% jump after hours Monday as the videoconferencing company topped Wall Street expectations across the board on results and forecasts.