AFLAC INC 8-K

What Happened
Aflac Incorporated filed an 8‑K on June 30, 2026, reporting that its wholly owned subsidiary Aflac Life Insurance Japan Ltd. discovered on June 25, 2026, that an unauthorized third party accessed certain Aflac Japan systems between June 15 and June 25, 2026. Aflac Japan suspended affected systems to contain the incident, engaged third‑party cybersecurity experts, and continues to serve policyholders while the investigation is ongoing.

Key Details

• Discovery date: June 25, 2026; press release/filed with the SEC on June 30, 2026.
• Impacted data: files containing policy and coverage details, personal information, and bank account information.
• Response: affected systems suspended, third‑party cybersecurity experts engaged, and notifications made to the Japan Financial Services Agency and other authorities; Aflac intends to notify affected individuals.
• Scope: incident limited to systems in Japan; Aflac’s U.S. business systems were not accessed. Full scope and financial or operational impact remain unknown.

Why It Matters
For investors, this is a material operational and reputational event because it involves customer data and regulatory notification. The company may face costs (investigation, remediation, notifications), regulatory inquiries, potential litigation, and reputational effects that could affect future business in Japan. Aflac has not provided estimates of financial impact and states the situation is still under investigation.