Why JD.com Stock Followed Alibaba Lower Today

Shares of JD.com (JD -4.40%), the Chinese e-commerce giant, were falling again today. This time, it was in response to a disappointing earnings report from Alibaba (BABA -5.87%), its close competitor and peer.As of 1:19 p.m. ET, JD stock was down 4.5%, while Alibaba stock had fallen 6.4%. China is still weakInvestors were hoping that Alibaba's December quarter would give investors a reprieve from a brutal sell-off in Chinese tech stocks, but that was not the case. Instead, Alibaba disappointed the market ag ...