Mumbai, April 21 -- The key equity benchmarks traded with substantial gains in mid-morning trade as investors awaited Q4 results from the bluechip companies, with optimism about the economic recovery lifting sentiment. The Nifty climbed above the 24,000 level.

Private banking stocks jumped as upbeat Q4 results from ICICI Bank, YES Bank, and HDFC Bank boosted investor confidence, driving the index higher for a fifth session in a row.

All eyes will also be on the upcoming Spring Meetings of the World Bank Group and the International Monetary Fund (IMF), set to take place from April 21-26 in Washington, D.C. On the agenda: the ripple effects of trade tensions on global growth and updates on the progress of the World Bank and IMF's initiati...