Sensex up 0.44% at 78,775, while Nifty trades flat at 24,610 by mid-morning, showing stark divergence after the new F&O auction mechanism. Broader markets outperform: Small-caps and mid-caps hit all-time highs, rising 0.6% and 0.8% respectively. Ten of 16 major sectors logged gains in early trade, indicating rotation into broader market segments. The RBI held the repo rate at 5.25%, retaining its neutral...