New Delhi, June 29 -- Indian benchmark indices, the Sensex and Nifty 50, are likely to open on a subdued note on Monday, tracking weakness in Asian markets and US stock futures as investors turned cautious amid renewed escalation in the US-Iran conflict.

Asian equities traded lower, while US equity futures slipped after fresh attacks in the Middle East reignited geopolitical concerns, dampening global risk sentiment.

Domestically, benchmark indices ended marginally higher in the previous trading session on Thursday, although they pared most of their intraday gains amid profit-booking at higher levels.

The BSE Sensex rose 109.25 points, or 0.14%, to close at 77,100.47, while the NSE Nifty 50 gained 34.35 points, or 0.14%, to settle at 2...