Stock market news, April 18 -- The primary domestic market indices, Nifty 50 and Sensex, finished higher on Thursday, marking their best week in more than four years and eliminating all their losses for the year to date, driven by a surge in leading financial stocks.

The Nifty 50 concluded the day up 1.8% at 23,851.65, while the Sensex gained 1.96%, closing at 78,553.2 ahead of the Good Friday stock market holiday on April 18. The indices increased by 4.5% in the week shortened by the holiday, while their major Asian counterparts lagged due to uncertainty surrounding US tariffs and concerns about their impact on economic growth.

Throughout this week, financial stocks surged on the anticipation of improved net interest margins after majo...