Japan Post Holdings Sells $1.47M of Aflac Inc. Under Rule 10b5-1 Plan

Executive Summary

On August 31, 2026, Japan Post Holdings Co., Ltd., a 10% beneficial owner of Aflac Inc. ($AFL), executed a sale of 12,700 shares of common stock at a weighted average price of $116.00 per share (ranging from $115.73 to $116.46). The transaction totaled approximately $1.47 million and was executed under a pre-established Rule 10b5-1 trading plan.

Transaction Details

• Security: Common Stock
• Shares Sold: 12,700
• Average Price: $116.00
• Gross Proceeds: $1,473,200
• Ownership Form: Indirect (Held via J&A Alliance Holdings Corporation as trustee of J&A Alliance Trust)
• Post-Transaction Beneficial Ownership: 50,713,990 shares

Market Significance

This transaction represents a minor adjustment (less than 0.03%) of Japan Post Holdings' total equity position in Aflac, which remains over 50.7 million shares. Due to its adoption under a Rule 10b5-1 trading plan and modest size relative to the overall holding, this sale carries low trading significance and indicates routine portfolio management rather than a shift in fundamental outlook.