HDFC Bank said Monday the board of directors has decided to seek an enabling approval of the shareholders at the ensuing annual general meeting (AGM) to raise the equity share capital of the bank up to an aggregate sum of Rs 100 billion including share premium amount.

''The proposed issue is to be made by creating, issuing, offering in the course of one or more public or private offerings in domestic or one or more international markets, equity shares and/or equity shares through depository receipts and/or securities convertible into equity shares at the option of the Bank and/or the holders of such securities, and/or securities linked to equity shares and/or any instrument or securities representing equity shares and/or convertible securities linked to equity shares,'' it said.

''The issue of capital is subject to the applicable laws, SEBI regulations and approvals of Reserve Bank of India and other regulatory authorities,'' the bank said.

''The issue is proposed to be completed within a period of one year from the date of shareholders approval,'' it added.

Shares of the company gained Rs 26.1, or 3.24%, to trade at Rs 830.80. The total volume of shares traded was 125,814 at the BSE (1.36 p.m., Monday).