Auto Stock Eyes Worst Day Since March After Earnings

Group 1 - General Motors Co (NYSE:GM) stock has decreased by 7% to $49.58, despite beating earnings and revenue expectations for Q2, with tariffs impacting profits by as much as $1.1 billion and a 35% decline in quarterly profit [1] - The stock is down 6.7% for 2025 and is on track for its lowest close in nearly a month, potentially logging its worst daily drop since March 27 [1] Group 2 - Traders have significantly increased activity in the options market, with 25,000 calls and 18,000 puts exchanged today, which is seven times the typical volume [2] - The most popular option is the weekly 7/25 53-strike call, followed closely by the 50-strike put from the same series [2] Group 3 - There has been a notable shift in sentiment among options traders, who have been more bearish than usual, as indicated by GM's 50-day put/call volume ratio of 1.27, ranking higher than 98% of readings from the past year [3] - Short-term traders are also exhibiting a put-bias, reflected in the Schaeffer's put/call open interest ratio (SOIR) of 1.25, which stands in the 90th percentile of readings from the past 12 months [4]