New Delhi, April 6 -- HDFC Bank alone accounted for over a fourth of the Rs.1.41 trillion that foreign investors pulled out of India's secondary market in the March quarter, as the impact of the Iran war and the abrupt resignation of its part-time chairman haunted the country's largest private sector bank.

During the quarter, foreign portfolio investor (FPI) stake in HDFC Bank fell by 3.62 percentage points from the December quarter to 44.05%.

FPIs sold 479.45 million shares during this period, BSE data showed.

Based on HDFC Bank's Rs.898.64 volume-weighted average price (VWaP) per share during the quarter, the total value of the cash stake sold during the quarter stands at Rs.43,085 crore, according to Bloomberg data.

VWaP is the ave...