Core Insights - AeroVironment, Inc. (NASDAQ:AVAV) has seen a significant stock increase of 27%, trading at $244.55, following strong fourth-quarter earnings of $1.61 per share and $275 million in revenue, both surpassing analyst expectations [1] - The stock is on track for its best single-session gain since March 2024, reaching a record high of $250, and has increased 56% in 2025, with a 139% rise from its 19-month low of $102.25 [2] Short Interest and Trading Activity - A short squeeze may support the stock's upward momentum, with short interest rising nearly 20%, accounting for 10.1% of the total float, and it would take over eight trading days for shorts to cover their positions at the current trading pace [3] - Options traders are leaning bearish, indicated by a put/call open interest ratio of 1.05, which is in the 88th percentile of the past month, and a 10-day put/call volume ratio ranking in the 83rd percentile of its annual range [4] Volatility and Options Trading - The stock has consistently exceeded options traders' volatility expectations, reflected in a Schaeffer's Volatility Scorecard (SVS) score of 96 out of 100, indicating a history of larger-than-expected price swings [5]

Biotech stock Nektar Therapeutics Inc (NASDAQ:NKTR) is soaring today, up 83.7% at $17.52 at last glance, after the company's eczema drug, rezpegaldesleukin, met its primary and secondary goals in a mid-stage study. NKTR is now headed for its best day since a 91.5% pop on August 7, 2023 (which occurred after promising data for the same drug). Breaking above several layers moving averages, including the 320-day trendline that kept a lid on mid-February gains, NKTR is now up 23.7% in 2025. Options traders are ...