NIPPON LIFE INSURANCE CO → Corebridge Financial, Inc. CRBD

Item 4 is hereby amended and supplemented by the following. On August 7, 2026, the Reporting Person entered into a purchase agreement pursuant to Rule 10b5-1 under the Securities Exchange Act of 1934, as amended (the "10b5-1 Trading Plan"). Pursuant to the 10b5-1 Trading Plan, a broker dealer will make periodic purchases of up to an aggregate of 10,900,682 shares of Common Stock on behalf of Reporting Person. Purchases under the plan will commence upon the later to occur of (i) the end of the relevant cooling-off period and (ii) receipt of all necessary regulatory approvals (the "Effective Date"). The 10b5-1 Trading Plan shall terminate upon the earliest to occur of (i) the first date on which an aggregate of 10,900,682 shares of Common Stock have been acquired by the Reporting Person, (ii) the date that is 90 days following the Effective Date and (iii) the other termination conditions specified in the 10b5-1 Trading Plan. The foregoing description of the 10b5-1 Trading Plan does not purport to be complete and is qualified in its entirety by the text of the 10b5-1 Trading Plan, which is attached as an exhibit to this Schedule 13D and incorporated herein by reference.