2022年1月25日 · Berkshire Hathaway Completes Acquisition of Alleghany Corporation October 14, 2022 Alleghany Acquisition Expected to Close on October 19, 2022 August 6, 2022 Second Quarter Earnings 2022 August 4, 2022 Information Regarding Second Quarter Earnings Release June 14, 2022 News Release April 30, 2022 First Quarter Earnings 2022 April 26, 2022