Shares of Snap (SNAP 5.91%) plunged 30.7% lower in February 2024, according to data from S&P Global Market Intelligence. The sharp move hinged on the Snapchat company's fourth-quarter earnings report, with a single-day price drop of 34.5% the following day. But there's still some mystery to unravel because Snap's results actually exceeded average analysts' expectations. That kind of surprise usually leads to higher stock prices, not lower ones. Snap took the road less traveled.How did a solid earnings surpr ...