₹2,590 crore through issuance of debt securities to US-based investment firm Farallon Capital, said a person aware of the development.Farallon is a San Francisco based investment firm with $29 billion in assets under management."The money was raised through three year NCDs (non-convertible debentures) at a rate of 9%," said the person, adding that the capital will be used for repayment of existing loans of the group as well as for other purposes.Farallon is an active investor in India and recently invested $49 million in debt instruments of Emami group companies.Spokespersons for Piramal Enterprises and Farallon could not be immediately reached for a comment.The Piramal group has taken several steps in the past six months to manage its.