
Shares of advertising-platform Cardlytics Inc (NASDAQ:CDLX) are surging Thursday morning. The rally was ignited by a bullish tweet from Citron Research connecting Cardlytics to news of the American Express Co (NYSE:AXP) Platinum card refresh.
What To Know: On Thursday, CNBC reported that American Express is updating its flagship card with a higher $895 annual fee but with benefits increasing to $3,500. Citron Research tweeted that this move signals the growing importance of first-party data, calling CDLX the “next fallen angel to trade much higher”.