GSC Group, the Florham Park, N.J.-hedge fund with USD18 billion of assets under management, is set to close its first long-only CDO equity fund. Orca Funding is being launched as part of the firm's hedge fund range, which includes the long-short GSC Elliot Bridge fund. The fund at first closing will be USD80 million to USD100 million. About 20% of the fund will be used to buy equity in GSC deals while the other 80% will be invested in outside transactions. GSC officials declined comment on details of the fund and its investments.