Key Takeaways RNR's Q3 operating income per share jumped 52.7% YOY and beat estimates by 64.6%.Lower expenses and strong Property underwriting drove the quarter's profit surge.Casualty & Specialty unit posted a wider underwriting loss as net premiums earned declined.RenaissanceRe Holdings Ltd. (RNR) reported a third-quarter 2025 operating income of $15.62 per share, which outpaced the Zacks Consensus Estimate by a whopping 64.6$2.9 ...