Insider Trading March 16, 2026

Japan Post Trims Aflac Stake with $1.96 Million Sale

Form 4 filing shows 17,900 Aflac shares sold on March 12, 2026; company holdings remain sizable at 52.15 million shares

By Avery Klein AFL
Japan Post Trims Aflac Stake with $1.96 Million Sale
AFL

Japan Post Holdings Co., Ltd. reported the sale of 17,900 shares of Aflac Inc. on March 12, 2026, according to a Form 4 filing with the Securities and Exchange Commission. The transactions generated $1.96 million in proceeds, executed across price points from $108.845 to $110.005. After the disposition, Japan Post continues to hold 52,150,100 Aflac shares. The filing breaks the sale into two weighted-average tranches and coincides with recent quarterly results and a broker price-target adjustment for Aflac.

Key Points

  • Japan Post sold 17,900 Aflac shares on March 12, 2026, realizing $1.96 million in proceeds.
  • The sales were executed across two weighted-average tranches: 16,639 shares at $109.58 (range $108.845 to $109.845) and 1,261 shares at $109.92 (range $109.850 to $110.005).
  • After the transactions, Japan Post directly holds 52,150,100 Aflac shares; Aflac's quoted price was $109.11 with a $56.3 billion market capitalization.

Japan Post Holdings Co., Ltd. disclosed a disposition of Aflac Inc. (NYSE: AFL) common stock in a Form 4 filed with the Securities and Exchange Commission. The filing records that on March 12, 2026, Japan Post sold 17,900 shares of Aflac, generating total proceeds of $1.96 million.

The sales occurred across a narrow band of prices. The filing shows 16,639 shares were sold in multiple transactions at a weighted average price of $109.58, with individual transaction prices spanning $108.845 to $109.845 per share. A separate set of transactions accounted for 1,261 shares sold at a weighted average of $109.92, with transaction prices ranging from $109.850 to $110.005.

Following these transactions, Japan Post directly owns 52,150,100 shares of Aflac. As of the time reflected in the filing, Aflac is trading at $109.11 and carries a market capitalization of $56.3 billion.


Context from third-party data and recent corporate results

According to InvestingPro data cited in the filing materials, Aflac has increased its dividend for 42 consecutive years. The same InvestingPro reference indicates the stock is trading slightly above its Fair Value.

Separate corporate results for the fourth quarter of 2025 show a mixed performance. Aflac reported earnings per share of $1.57, below the consensus forecast of $1.70, representing a negative surprise of 7.65%. At the same time, revenue came in at $4.87 billion, exceeding the expected $4.28 billion, a positive surprise of 13.79%.

On the analyst front, Mizuho revised its price target for Aflac from $104 to $107, while retaining an Underperform rating. The firm attributed the 3% increase in its target to a valuation roll-forward and still projects a negative 6% return for the stock under its assumptions.


What the filing shows

  • The total number of shares sold: 17,900.
  • Total proceeds from the sale: $1.96 million.
  • Price ranges involved: $108.845 to $110.005 across all transactions.
  • Post-sale direct ownership by Japan Post: 52,150,100 shares.

The Form 4 distinguishes the bulk of the sale as 16,639 shares at a weighted average of $109.58, with a smaller tranche of 1,261 shares at a weighted average of $109.92.


Market snapshot

At the time referenced in the filing, the security was quoted at $109.11 and the company’s market capitalization was noted as $56.3 billion.

Readers should note that the filing and the corporate results cited provide discrete data points about ownership changes, recent operating performance, and analyst positioning; they do not include commentary on motive or forward guidance beyond the figures reported.

Risks

  • Aflac reported fourth-quarter 2025 EPS of $1.57 versus an expected $1.70, a 7.65% negative surprise that may affect near-term investor sentiment in the insurance sector.
  • Analyst stance: Mizuho kept an Underperform rating while raising its price target from $104 to $107, still projecting a negative 6% return, which signals persistent analyst caution.
  • Valuation: InvestingPro data cited indicates the stock is trading slightly above its Fair Value, a factor that could influence valuation-sensitive investors and financials-sector flows.

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