Billionaire Anil Agarwal-led Vedanta Resources is mulling to raise nearly $1 billion to prepay and refinance high-yield debt. The Indian metals giant Vedanta’s parent company is eyeing to refinance 9.25 per cent non-guaranteed bonds worth $600 million and 13.875 per cent coupon bonds worth $400 million ahead of their due date in 2026 and 2028, respectively, Reuters reported, citing sources.