Shares of Rivian Automotive Inc (NASDAQ:RIVN) are 2.9% lower to trade at $14.45, on track to snap a four-day win streak after a bear note from Jefferies. The brokerage firm downgraded the auto parts manufacturer to "hold" from "buy," saying that despite a quarterly earnings beat, concerns surrounding the company's R2 program, outside partnerships, and a weak demand outlook weighed. Just yesterday RIVN touched its highest level since January, following an early May pullback that was captured by its ascending ...