Passive funds go niche: should you bet on sectoral or thematic funds?

Passive funds are moving beyond broad indices as fund houses launch products tracking specific sectors like defence and energy. In the six months to 30 July 2026, the Nifty 50 fell 3.3%, while sectoral indices rose. Anubhav Srivastava said, "Sectoral ETFs and index funds are a good way."