Shriram Transport is close to buying CitiGroup's asset based financing business and talks between the two companies are in their final stages. While the valuation of Citi's division is still underway, the assets under this transaction are worth around Rs 4,000 crore. A part of Citi may soon be under new ownership. Shriram Transport Finance is close to a buy-out of its asset based finance business, which Citi was keen to sell.