<h1>Market volatility rises as foreign fund outflows and derivatives rollover unsettle equity trading and sector performance.</h1> Equity indices opened higher but turned volatile due to persistent foreign institutional investor selling, monthly derivatives rollover, and weak global cues; early gains in certain large-cap financials were offset by losses in cyclical and technology stocks as traders adjusted positions ahead of F&O expiry, with mixed Asian sessions and subdued US leads adding cross-border pressure while moderating crude offered limited relief.