Form 4 Filing for Japan Post Holdings Co., Ltd. regarding Aflac Inc. Stock Transactions

This Form 4 filing details transactions by Japan Post Holdings Co., Ltd. concerning Aflac Inc. common stock. On May 15, 2026, Japan Post Holdings sold 21,925 shares at a weighted average price of $116.81, with individual transaction prices ranging from $116.28 to $117.28. Following this transaction, the post-transaction ownership stood at 51,517,920 shares. Additionally, on the same date, another sale of 1,575 shares occurred at a weighted average price of $117.35, with prices ranging from $117.285 to $117.45. This resulted in a post-transaction ownership of 51,516,345 shares. These securities are held indirectly by J&A Alliance Holdings Corporation, as trustee of the J&A Alliance Trust, with Japan Post Holdings Co., Ltd. being the sole settlor and beneficiary of the trust. The filing indicates that Japan Post Holdings is a ten percent owner of Aflac Inc. The transactions were executed under transaction code "S" and disposed of shares. The reporting owner disclaims beneficial ownership except to the extent of its pecuniary interest.