Retail traders turned optimistic on BJ's wholesale ahead of its Q2 earnings, with Stocktwits sentiment hitting 'extremely bullish' (93/100). Analysts expect 5.4% revenue growth, the strongest since Q4 2024, though profit forecasts may soften. BJ's shares rose nearly 1% in premarket trade, extending 19% YTD gains despite an 11% pullback from May highs.