Benzingaยท2025-09-29 11:11Core Insights - Four biotechnology stocks have surged into the top 10th percentile for momentum ranking, indicating strong technical strength and price action [1][2] Group 1: Momentum Ranking - Arrowhead Pharmaceuticals Inc. (ARWR), Assembly Biosciences Inc. (ASMB), Atara Biotherapeutics Inc. (ATRA), and Corcept Therapeutics Inc. (CORT) have shown significant momentum percentile increases, making them stand out in the competitive biotech sector [2][5] - Joining the top decile for momentum ranking means these stocks are outperforming 90% of all tracked stocks in terms of price appreciation and volatility-adjusted returns [5] Group 2: Individual Stock Performance - ARWR's momentum percentile increased from 89.87 to 93.79, with a week-on-week gain of 3.92 percentage points; the stock has risen by 66.92% year-to-date and 69.33% over the year [7] - ASMB moved from 87.58 to 93.13, posting a 5.55 percentage point increase; it is up 43.85% YTD and 62.95% over the year [7] - ATRA climbed from 88.24 to 92.76, translating to a weekly gain of 4.52 percentage points; the stock has declined 2.97% YTD but advanced 69.00% over the year [8] - CORT advanced from 88.05 to 90.50, achieving a week-on-week improvement of 2.45 percentage points; it has risen by 67.84% YTD and 81.22% over the year [8]