Looking at the filing, this is a Form 10-Q for Essex Property Trust, Inc. and Essex Portfolio, L.P. for the quarterly period ended September 30, 2026, filed on NYSE:ESS. The filing content provided is primarily the cover page and explanatory note sections. Let me assess the substantive disclosure content for the word count gate. The substantive content includes the explanatory note describing the UPREIT structure, the relationship between Essex and the Operating Partnership, ownership percentages, share count, and the combined reporting rationale. This clearly exceeds 150 words of substantive disclosure. The ticker is confirmed as ESS on the New York Stock Exchange.

Essex Property Trust, Inc. and Essex Portfolio, L.P. filed a combined Form 10-Q with the SEC on October 28, 2026, covering the three- and nine-month periods ended September 30, 2026.

Key Highlights

  • Share count: 64,337,514 shares of Common Stock ($0.0001 par value) of Essex Property Trust, Inc. were outstanding as of October 21, 2026.
  • Ownership stake: As of September 30, 2026, Essex owned approximately 96.7% of the ownership interest in the Operating Partnership, with the remaining 3.3% held by limited partners.
  • REIT structure: The company disclosed it operates as a self-administered and self-managed real estate investment trust and is the sole general partner of Essex Portfolio, L.P.
  • Filer classification: Essex Property Trust, Inc. is classified as a large accelerated filer; Essex Portfolio, L.P. is classified as a non-accelerated filer.
  • Combined reporting: The filing combines the quarterly reports of both Essex Property Trust, Inc. and Essex Portfolio, L.P. into a single document, as management operates the two entities as one business.

Essex Property Trust and Operating Partnership Structure for Q3 2026

According to the filing, Essex Property Trust, Inc. (NYSE:ESS), a Maryland corporation, and Essex Portfolio, L.P., a California limited partnership, submitted a combined Form 10-Q for the quarterly period ended September 30, 2026. The company disclosed that as of September 30, 2026, Essex owned approximately 96.7% of the ownership interest in the Operating Partnership, with the remaining 3.3% interest held by limited partners. As of October 21, 2026, there were 64,337,514 shares of Common Stock outstanding.

The filing describes the company as structured as an umbrella partnership REIT ("UPREIT"), with Essex acting as the sole general partner of the Operating Partnership and contributing all net proceeds from equity offerings to it. According to the filing, OP Units can be exchanged into Essex common stock on a one-for-one basis, and the company "maintains a one-for-one relationship between the OP Units issued to Essex and shares of common stock." The Operating Partnership holds substantially all of the assets of the company, including ownership interests in co-investments, and conducts the operations of the business.

The filing explains that capital sources for the Operating Partnership include working capital, net cash provided by operating activities, borrowings under revolving credit facilities, issuance of secured and unsecured debt and equity securities, and proceeds from disposition of certain properties and co-investments. The company stated that combining the two entities' reports into one filing "enhances investors' understanding of Essex and the Operating Partnership by enabling investors to view the business as a whole in the same manner as management views and operates the business."

What Was Disclosed

Essex Property Trust, Inc. and Essex Portfolio, L.P. filed a combined quarterly report for the period ended September 30, 2026, disclosing share counts, ownership structure, UPREIT organizational details, and the basis for combined reporting of the two co-registrant entities.