Analysts say Icahn's offer to lender's bondholders beats management's.
Clean technology, biotech and software received the most dollars in the third quarter.
Widening spreads on default swaps on dealmakers' debt aren't a serious cause for concern, according to Barclays Capital.
Private equity giant has plans to list up to eight of its portfolio companies and sell five others.
Banco Santander, Wynn Macau and Verisk raise large amounts of capital in the public equity markets.