Up to 51,636,945 Shares of Common Stock

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This prospectus relates solely to the resale, from time to time, of up to 51,636,945 shares of common stock, par value $0.10 per share, of Aflac Incorporated ("Aflac"), by J&A Alliance Holdings Corporation, a Delaware corporation (the "Selling Stockholder" or "J&A Holdings"), in its capacity as the trustee of J&A Alliance Trust, a New York voting trust (the "Trust"). We will not receive any proceeds from the sale of shares of our common stock by the Selling Stockholder pursuant to this prospectus.

The Selling Stockholder may offer the shares of our common stock directly, through agents, or to or through underwriters or dealers. A prospectus supplement, if required, may describe the terms of the plan of distribution and set forth the names of any agents, underwriters or dealers involved in the sale of the shares of our common stock. See the section entitled "Plan of Distribution."

Our common stock is listed on the New York Stock Exchange ("NYSE") under the symbol "AFL." On April 22, 2026, the last reported sales price of our common stock on the New York Stock Exchange was $114.75 per share.