Deutsche Bank analyst Lloyd Walmsley raised his price target for Facebook to $280 from $270 ahead of the company's Q4 results and keeps a Buy rating on the shares. The analyst is bullish on Facebook shares for 2020, recently making it his top mega cap idea. The resurgence in core Facebook app performance flagged last quarter is set to continue into 2020 and can help drive sales and multiple expansion as investors gain comfort in the durability of the core Blue app, Walmsley tells investors in a research note. In Q4, the analyst sees upside to advertising revenue based on conversations in the industry, with notable strength in core Facebook.