Vanguard Portfolio Management filed an amended beneficial ownership statement with the SEC on October 30, 2026, disclosing a 4.77 percent stake in Chiron Real Estate Inc as of September 30, 2026.

Key Highlights

  • Aggregate beneficial ownership: Vanguard Portfolio Management reported 631,710 shares of Chiron Real Estate Inc common stock beneficially owned.
  • Percent of class: The 631,710 shares represent 4.77% of the outstanding class of common stock.
  • Sole voting power: Vanguard Portfolio Management holds sole voting power over 5,275 shares, with no shared voting power reported.
  • Sole dispositive power: The filing discloses sole dispositive power over all 631,710 shares, and shared dispositive power of 0.
  • Reporting person type: Vanguard Portfolio Management is classified as an investment adviser (IA), organized in Pennsylvania, with offices at 100 Vanguard Blvd, Malvern, PA 19355.
  • Triggering event date: The event requiring this filing occurred on September 30, 2026.

Vanguard Portfolio Management's Position in Chiron Real Estate

According to the filing, Vanguard Portfolio Management LLC, a Pennsylvania-organized investment adviser, reported an aggregate beneficial ownership of 631,710 shares of common stock in Chiron Real Estate Inc, a real estate company headquartered at 7373 Wisconsin Ave, Suite 800, Bethesda, MD 20814. The position represents 4.77 percent of the issuer's outstanding common stock class, with a CUSIP number of 37954A303. The filing is designated as Amendment No. 1, indicating an update to a previously filed statement.

The filing notes that the reported securities include those held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, as well as securities held by clients of its affiliates Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC. The filing states 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." The filing also confirms that no single other person's interest in the reported securities exceeds 5 percent of the class.

The statement was signed on October 30, 2026 by My Trieu-Gatt, identified in the filing as Authorized Signatory and Head of Global Fund Administration for Vanguard Portfolio Management. The filer certified, as required, that the securities "were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer."

What Was Disclosed

Vanguard Portfolio Management disclosed an amended beneficial ownership position of 631,710 shares, or 4.77%, of Chiron Real Estate Inc common stock, with the triggering event dated September 30, 2026, and sole dispositive power over the full reported position.