Nippon Life Insurance Co filed a Form 4 with the SEC on October 29, 2026, disclosing the purchase of 178,129 shares of Corebridge Financial, Inc. common stock on October 27, 2026, under a Rule 10b5-1 plan.

Key Highlights

  • Transaction date: October 27, 2026, with 178,129 shares of Corebridge Financial common stock acquired.
  • Weighted average price: $35.1385 per share, with individual purchases ranging from $34.61 to $35.42, inclusive.
  • Rule 10b5-1 plan: According to the filing, the purchases were made pursuant to a plan adopted by Nippon Life Insurance Co on August 7, 2026.
  • Total beneficial ownership following the transaction: 131,623,670 shares of Corebridge Financial common stock, held directly.
  • Ownership breakdown: The filing states this total includes 131,590,399 shares held of record by Nippon Life and 33,271 shares held by Nissay Asset Management Corporation, a direct wholly owned subsidiary, which Nippon Life may be deemed to beneficially own.
  • Reporting person relationship: Nippon Life Insurance Co is identified in the filing as a 10% owner of Corebridge Financial, Inc. (NYSE:CRBG).

Nippon Life's October 27 Open-Market Purchase of Corebridge Financial Shares

According to the Form 4 filed on October 29, 2026, Nippon Life Insurance Co, headquartered in Osaka, Japan, acquired 178,129 shares of Corebridge Financial, Inc. common stock on October 27, 2026. The filing reports a weighted average purchase price of $35.1385 per share, with individual transactions executed at prices ranging from $34.61 to $35.42, inclusive. The filing notes that Nippon Life undertakes to provide full information on the number of shares purchased at each separate price upon request by the issuer, any security holder, or SEC staff.

The filing identifies the purchases as having been made pursuant to a Rule 10b5-1 trading plan adopted by Nippon Life Insurance Co on August 7, 2026. The Form 4 indicates the box was checked confirming the transaction was made under such a plan, intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Following the reported transaction, the filing discloses that Nippon Life beneficially owns 131,623,670 shares of Corebridge Financial common stock in total, held directly. This figure, according to the filing, includes 131,590,399 shares held of record by Nippon Life itself and 33,271 shares held of record by Nissay Asset Management Corporation, described as a direct wholly owned subsidiary of Nippon Life, which the reporting person "may be deemed to beneficially own." The filing was signed by Yohei Miyanaga, General Manager, on October 29, 2026.

What Was Disclosed

Nippon Life Insurance Co, a 10% owner of Corebridge Financial (NYSE:CRBG), reported purchasing 178,129 shares of common stock on October 27, 2026, at a weighted average price of $35.1385 per share under a Rule 10b5-1 plan, bringing its total beneficial ownership to 131,623,670 shares.