Semiconductor Stock Surges After Quarterly Win

Group 1 - Arm Holdings reported better-than-expected results for the fiscal second quarter, with the stock rising 5.9% to $153.21 after multiple price-target hikes, including one from TD Cowen to $165 from $150 [1] - The stock has relied on support from the $135 region and the 160-day moving average since September, with a year-over-year increase of 169.2%, despite falling short of the $165 rally and the record high of $188.45 from July 9 [2] - Short-term options traders are exhibiting bearish sentiment, as indicated by the stock's Schaeffer's put/call open interest ratio (SOIR) of 1.31, which is higher than 97% of readings from the past year [2] Group 2 - Today's options activity shows a significant increase in trading volume, with 45,000 calls and 30,000 puts exchanged, which is five times the typical volume for this time [3] - The most active options contract is the weekly 11/8 150-strike call, with new positions being bought to open [3]