On May 19, 2025, traders observed unusual activity in the SPDR S&P 500 ETF Trust (SPY) as the price approached the short-term resistance level of $592.57, identified as the top of the week's value area based on volume-at-price analysis. Market participants noted anomalies or potential glitches in SPY's price charts across multiple timeframes, including the 30-minute and one-hour charts. This unexpected behavior prompted questions and uncertainty among traders monitoring the ETF's performance.