Rivian Automotive (RIVN) is currently trading near its 52-week high of $18.13, reflecting strong recent momentum with a 1-month return of approximately 19% and year-to-date gains close to 15%. The company reported its first positive gross profit in Q3, beating revenue expectations and reaffirming 2025 production and delivery guidance. These fundamentals provide important growth catalysts and have bolstered investor sentiment, as evidenced by the rising social media mentions ranking from 62 to 20 in just 24 hours. Technically, RIVN is exhibiting bullish momentum: its price is well above key short and mid-term moving averages (SMA 10, 20, and 50 days), with an RSI at an elevated 74.7, signaling potential overbought conditions but strong buying interest. The MACD indicator also supports bullish momentum, showing a positive histogram and a bullish crossover. From a valuation perspective, the stock is trading at a price-to-book ratio near 4 and a negative P/E of -5.8 due to ongoing losses, which is typical for a high-growth EV company still investing heavily. There is notable short interest at about 148 million shares, but this has declined roughly 8.7% recently. However, short volume ratio is rising (currently 48.25% on the latest day), indicating increased short-term trading activity against the stock, an element of risk for momentum traders. Overall, while the company’s operational improvements and market enthusiasm underpin the present rally, traders should be aware of stretched technical indicators and active short-term skepticism. The mid-term outlook appears cautiously optimistic, assuming continued execution of production and delivery targets and no major market disruptions. Data missing: forward earnings estimates and full sector P/E comparables would enhance valuation context.