The insurer is a venture between banking major ICICI Bank and UK's Prudential Corporation Holdings Ltd. Singapore's Temasek and PremjiInvest are also shareholders.
Sources said ICICI Prudential has lined up an initial public offer and the draft papers in this regard are likely to be filed with Sebi as early as today.
The size of the IPO is estimated to be worth around Rs 5,000 crore, they added.
At the end of March this year, the assets under management of ICICI Prudential -- which started operations in fiscal year 2001 -- stood at Rs 1,039.39 billion, as per its website.
Also Read
In 2014-15, the company raked in a profit after tax of Rs 1,634 crore on a total income of Rs 19,129 crore.
Last November, ICICI Bank sold nearly 6 per cent stake in ICICI Prudential to Temasek and PremjiInvest. The shares were offloaded for around Rs 1,950 crore valuing the insurer at Rs 32,500 crore.
ICICI Bank has around 68 per cent stake in the insurer while that of Prudential is at 26 per cent.
Earlier this month, the Rs 400-crore initial public offer of staffing firm Quess Corp was oversubscribed 145 times, becoming the most oversubscribed IPO in the last 9 years.
On July 13, L&T Infotech's Rs 1,243 crore initial share sale offer got oversubscribed nearly 12 times and also attracted more than a million applications.