After Chakrabarty's resignation, HDFC Bank shares fell by 9%

Leadership shake-ups can make or break a company: just after Chakraborty resigned over ethical differences, HDFC Bank's shares dropped 9%, wiping out over ₹1 lakh crore in value.
With another top executive, Bhavesh Zaveri, set to retire soon too, the bank is counting on Jagdishan for stability.

Jagdishan has been with HDFC Bank for nearly 3 decades

Jagdishan has been with HDFC Bank for nearly three decades; the source does not state when he became CEO.
He led the major merger with HDFC Ltd., expanded branches massively, and pushed digital upgrades, basically helping shape the bank into what it is today.

Board was discussing an extension for CEO Sashidhar Jagdishan

The board had been discussing an extension for CEO Sashidhar Jagdishan; Chakraborty had opposed the extension before he resigned, and he cited practices observed over the last two years that he said conflicted with his values.
His departure has left a noticeable gap at the top just as other senior leaders are also moving on.