Arrowhead Pharmaceuticals stock swings as S&P MidCap 400 move lands and Goldman flags 2026 catalysts (ARWR)
Arrowhead Pharmaceuticals shares fell 0.7% to $64.10 in afternoon trading Monday after moving from the S&P SmallCap 600 to the S&P MidCap 400. The stock saw heavy volume and a wide intraday range. Goldman Sachs maintained a Neutral rating and $85 target, citing key 2026 pipeline data and competition from Ionis Pharmaceuticals. Arrowhead recently reported Q1 revenue of $264 million and 22 cents EPS.