India, Sept. 28 -- Indian stock market indices Sensex and Nifty opened sharply low on Monday, September 28, with investors remaining cautious after benchmark indexes posted their longest weekly losing streak since 2020, while oil prices rose following a stalemate in US-Iran peace talks.

US President Donald Trump said he has rejected an Iranian proposal to reopen the Strait of Hormuz and end fighting, while Iran insisted on Sunday that only diplomacy can solve its conflict with the United States and Israel.

GIFT Nifty futures were at 23,111 points as of 7:41 am, indicating a muted start for the benchmark Nifty 50 index, which closed at 23,140.5 on Friday, according to figures cited in a Reuters report.

At 9:17 am, two minutes after the ...