Shares of Tesla (NASDAQ: TSLA) plunged on Thursday after the Elon Musk-led tech titan reported earnings that fell short of investors' expectations. For the first time in years, that same "Total Conviction" signal is flashing for a company 1/100th the size of Nvidia. This Rare Signal Is Flashing AgainIn 2009, a "Double Down" signal flashed for a little-known chipmaker called Nvidia. Continue »*Stock Advisor returns as of July 20, 2026Joe Tenebruso has no position in any of the stocks mentioned. Why Tesla Stock Crashed Today was originally published by The Motley Fool