How much money did the hedge fund Guggenheim Partners lose to the Royal Bank of Canada in CDO s?

Guggenheim Partners reportedly lost approximately $1.3 billion in collateralized debt obligations (CDOs) in a dispute with the Royal Bank of Canada (RBC). This loss stemmed from issues related to the valuation and performance of the CDOs involved. The situation highlighted the complexities and risks associated with structured financial products during the financial crisis.