Rivian Automotive (NASDAQ:RIVN) stock is rising because of rumor and conjecture. Don’t buy it. The electric vehicle manufacturer still has poor financials amid an ailing industry. With EVs likely to report lower growth this year than last year, there is little reason to expect Rivian to buck the trend.Although the EV stock is generating support, buying RIVN stock without firm commitments is just gambling. If there is something there, investors will have plenty of time to buy in later. But because it appears ...