Mumbai, May 11 -- The key domestic indices ended with modest gains on Monday after U.S. President Donald Trump rejected Iran's response to a U.S. peace proposal, heightening concerns over a prolonged conflict in the Persian Gulf. Concerns over a prolonged Gulf conflict pushed Brent crude above $100 a barrel, while the rupee slipped close to the 95-per-dollar mark. Domestic sentiment also remained fragile after Prime Minister Narendra Modi urged citizens to conserve fuel and avoid non-essential imports such as gold. The Nifty ended below the 23,850 mark. Consumer durables, realty and PSU Bank shares declined while pharma, FMCG and healthcare stocks advanced.

As per provisional closing data, the barometer index, the S&P BSE Sensex, tanked ...