Aflac Inc: 10% owner Japan Post sold 113,611 shares

What happened Japan Post Holdings Co., Ltd., reported as a 10% owner, sold a total of 113,611 shares of Aflac Inc common stock in three open-market transactions on Oct 15, 2026 for aggregate proceeds of $13,465,867. The individual reported transactions were 88,114 shares at a reported weighted average $118.19 ($10,414,194), 19,122 shares at a reported weighted average $119.48 ($2,284,697), and 6,375 shares at a reported weighted average $120.31 ($766,976).

Key details

• Transaction date(s) and prices:
  • Oct 15, 2026 — sold 88,114 shares at reported weighted average $118.19 for $10,414,194 (prices in the range $117.87–$118.86; footnote F1).
  • Oct 15, 2026 — sold 19,122 shares at reported weighted average $119.48 for $2,284,697 (prices in the range $119.00–$119.95; footnote F3).
  • Oct 15, 2026 — sold 6,375 shares at reported weighted average $120.31 for $766,976 (prices in the range $120.04–$120.67; footnote F4).
• Transaction type: reported as open market or private sales (transaction code S).
• Shares owned after the transaction: not reported in the provided summary of the filing.
• Ownership structure and reporting: the reported securities are held directly by J&A Alliance Holdings as trustee of the J&A Alliance Trust; several parties may be deemed to beneficially own the securities for disclosure purposes but expressly disclaim beneficial ownership except to the extent of pecuniary interest (footnote F2).
• Filing: Form 4 filed Oct 19, 2026; period of report Oct 15, 2026. The filing does not indicate a late-timeliness code in the provided summary.

Why it may matter

• This was reported as sales by a 10% owner (a large holder rather than an executive).
• These were market sales, not option exercises or gifts.
• This filing does not show why the insider traded or why the company acted.