Vanguard Portfolio Management LLC filed an amended Schedule 13G with the SEC on October 30, 2026, disclosing beneficial ownership of 21,076,792 shares of Sunstone Hotel Investors Inc common stock as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: Vanguard Portfolio Management reported beneficial ownership of 21,076,792 shares of Sunstone Hotel Investors Inc common stock.
  • Percent of class: The reported position represents 11.33% of the outstanding class of common stock.
  • Sole dispositive power: Vanguard Portfolio Management holds sole power to dispose of all 21,076,792 shares reported.
  • Sole voting power: Sole voting power is reported over 131,500 shares, with shared voting power of zero.
  • Event date: The date of the event requiring this filing is September 30, 2026.
  • Affiliates included: The filing covers securities beneficially owned by Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC, as affiliates or business divisions.

Vanguard Portfolio Management Discloses Amended Position in Sunstone Hotel Investors

According to the filing, Vanguard Portfolio Management, organized in Pennsylvania and classified as an investment adviser (type "IA"), submitted Amendment No. 1 to its Schedule 13G in connection with its holdings in Sunstone Hotel Investors Inc, whose common stock carries CUSIP number 867892101. The issuer's principal executive offices are located at 120 Vantis, Suite 350, Aliso Viejo, CA, 92656, and Vanguard Portfolio Management's principal business office is at 100 Vanguard Blvd., Malvern, PA, 19355.

The filing states that the 21,076,792 shares beneficially owned include securities held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, as well as securities held by clients over which affiliates, including Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC, exercise dispositive and/or voting power. The filing notes that it "does not include securities, if any, beneficially owned by other subsidiaries or affiliates of Vanguard Portfolio Management LLC, or business divisions of such subsidiaries whose ownership of securities is disaggregated from that of the reporting business unit" in accordance with SEC Release No. 34-39538.

Regarding the right to receive dividends or sale proceeds, the filing discloses that Vanguard Portfolio Management, including registered investment companies and other managed accounts, holds that right for the securities reported. The filing further states that "no one other person's interest in the securities reported herein is more than 5%." The statement was signed by My Trieu-Gatt, Authorized Signatory, Head of Global Fund Administration, on October 30, 2026, certifying that the securities were acquired and held in the ordinary course of business.

What Was Disclosed

Vanguard Portfolio Management filed an amended Schedule 13G disclosing beneficial ownership of 21,076,792 shares, or 11.33%, of Sunstone Hotel Investors Inc common stock as of September 30, 2026, with sole dispositive power over all reported shares and sole voting power over 131,500 shares.