Markel Group shares rise 1.80% after-hours following Q2 2025 earnings report and reinsurance sale agreement.

Markel Group Inc. rose 1.80% in after-hours trading, following the release of its second-quarter 2025 financial results, which included $1.4 billion in operating income for the first half of the year. Additionally, the company announced an agreement to sell reinsurance renewal rights to Nationwide, which may have contributed to the positive market sentiment.