Silver Lake, Ari Emanuel Hit With New Endeavor Buyout Challenge

Litigation over Silver Lake’s $13 billion acquisition of Endeavor Group Holdings Inc. continued to escalate with a fresh lawsuit calling the transaction a “gluttonous” act of self-dealing that steered billions to insiders.

An investor cashed out in the sale joined the widening legal fray, which already includes a parallel price challenge by hedge funds holding 150 million shares—likely the largest ever attempt at arbitrage by judicial appraisal. The new shareholder lawsuit is the second to lob fiduciary breach claims at Silver Lake and Endeavor executives, including billionaire Hollywood mogul Ari Emanuel, after a case brought last year that involves ...