Japan Post Holdings Co., Ltd. - Common Stock Transaction

Japan Post Holdings Co., Ltd., a ten percent owner of Aflac Inc., reported the disposition of 24,160 shares of common stock on April 7, 2026, at a weighted average price of $110.45 per share, with prices ranging from $109.815 to $110.81. An additional 40 shares were disposed of at $110.87 per share. Following these transactions, Japan Post Holdings Co., Ltd. directly holds 51,889,100 shares. The reported securities are held indirectly through J&A Alliance Holdings Corporation, acting as trustee for the J&A Alliance Trust. The footnote indicates that Japan Post Holdings Co., Ltd. may be deemed to beneficially own these shares due to its role as the sole settlor and beneficiary of the trust, while disclaiming beneficial ownership except to the extent of its pecuniary interest.