# EDGAR Filing Document

**Accession Number:** 0001600626
**File Stem:** 9999999995-26-001549
**Filing Date:** 2026-5
**Character Count:** 2821
**Document Hash:** 8a58d694c16457f294d4ccf3c805d4de
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**9999999995-26-001549.hdr.sgml**: 20260511

**ACCESSION NUMBER**: 9999999995-26-001549

**CONFORMED SUBMISSION TYPE**: EFFECT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260508

**DATE AS OF CHANGE**: 20260511

**EFFECTIVENESS DATE**: 20260508

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Peakstone Realty Trust
- **CENTRAL INDEX KEY:** 0001600626
- **STANDARD INDUSTRIAL CLASSIFICATION:** REAL ESTATE INVESTMENT TRUSTS [6798]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 464654479
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-273803
- **FILM NUMBER:** 26960628

**BUSINESS ADDRESS:**
- **STREET 1:** 400 NORTH CONTINENTAL BOULEVARD
- **STREET 2:** SUITE 200
- **CITY:** EL SEGUNDO
- **STATE:** CA
- **ZIP:** 90245
- **BUSINESS PHONE:** 310-606-3200

**MAIL ADDRESS:**
- **STREET 1:** 400 NORTH CONTINENTAL BOULEVARD
- **STREET 2:** SUITE 200
- **CITY:** EL SEGUNDO
- **STATE:** CA
- **ZIP:** 90245

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Griffin Realty Trust
- **DATE OF NAME CHANGE:** 20230120

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Griffin Realty Trust, Inc.
- **DATE OF NAME CHANGE:** 20210701

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Griffin Capital Essential Asset REIT, Inc.
- **DATE OF NAME CHANGE:** 20190710
**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PKST OP, L.P.
- **CENTRAL INDEX KEY:** 0001520936

**ORGANIZATION NAME:**
- **EIN:** 263335688
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** EFFECT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-273803-01
- **FILM NUMBER:** 26960629

**BUSINESS ADDRESS:**
- **STREET 1:** 1520 EAST GRAND AVENUE
- **CITY:** EL SEGUNDO
- **STATE:** CA
- **ZIP:** 90245
- **BUSINESS PHONE:** 310-606-3200

**MAIL ADDRESS:**
- **STREET 1:** 1520 EAST GRAND AVENUE
- **CITY:** EL SEGUNDO
- **STATE:** CA
- **ZIP:** 90245

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GRT OP, L.P.
- **DATE OF NAME CHANGE:** 20230307

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Griffin Capital Essential Asset Operating Partnership, L.P.
- **DATE OF NAME CHANGE:** 20130327

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GC Net Lease REIT Operating Partnership, L.P.
- **DATE OF NAME CHANGE:** 20110516

### UNITED STATES
### SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## Notice of Effectiveness

**Date:** May 8, 2026

**Accession Number:** 0001140361-26-019337

**Form Type:** POS AM

---

**CIK:** 0001600626

**Company Name:** Peakstone Realty Trust

**File Number:** 333-273803

---

**CIK:** 0001520936

**Company Name:** PKST OP, L.P.

**File Number:** 333-273803-01