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BRANDYWINE OPERATING PARTNERSHIP, L.P.

CIK: 10603861 Annual ReportLatest: 2026-02-23

10-K / February 23, 2026

Brandywine Realty Trust

Overview

  • Self-administered and self-managed real estate investment trust (REIT).
  • Engages in acquisition, development, redevelopment, ownership, management, and operation of office, life science/lab, residential, and mixed-use properties.
  • Corporate structure includes the Parent Company, an Operating Partnership (Delaware limited partnership), and subsidiaries; operates as an UPREIT to facilitate property contributions and tax deferral for contributors.

Portfolio and reportable segments

  • Owns and manages properties across four reportable segments:
    1. Philadelphia Central Business District (Philadelphia CBD)
    2. Pennsylvania Suburbs
    3. Austin, Texas
    4. Other (Washington, D.C.; Northern Virginia; Southern Maryland; Camden County, NJ; New Castle County, DE)
  • Property types: office, life science/lab, residential, and mixed-use assets.
  • Segment results and balance sheet figures for 2025 and 2024 are provided in Note 18, “Segment Information.”

Corporate and operating structure

  • Corporate group handles cash and investment management, development and redevelopment oversight during construction, and general support functions.
  • Offices located in:
    • Philadelphia, PA
    • Radnor, PA
    • McLean, VA
    • Mount Laurel, NJ
    • Richmond, VA
    • Wilmington, DE
    • Austin, TX
  • Principal executive offices: 2929 Arch Street, Suite 1800, Philadelphia, PA 19104
  • Website: www.brandywinerealty.com

Growth objective and strategies

  • Objective: deploy capital to maximize return on investment and total shareholder return.
  • Key strategies:
    • Focus on urban town centers and central business districts in selected regions; operate as a best-in-class owner and developer with full-service capabilities.
    • Capture rental growth and renewals through proactive leasing.
    • Maintain high tenant retention via comprehensive property management, maintenance, and amenity programs.
    • Build long-term leasing relationships with financially stable tenants.
    • Diversify the tenant base and achieve economies of scale.
    • Form joint ventures with high-quality partners.
    • Use corporate reputation to pursue acquisition and development opportunities.
    • Dispose of assets that do not align with long-term objectives.
    • Monetize or deploy land for development/redevelopment and rezone land where appropriate to match market demand.
    • Grow the portfolio through development/redevelopment and acquisition of new product types in core markets (Philadelphia, Pennsylvania Suburbs, Austin).
    • Secure third-party development and redevelopment contracts as an additional revenue source.

Operational approach

  • Concentrates activity in markets with upside and where multiple properties create economies of scale.
  • Maintains a portfolio mix that supports efficiency and selective capital recycling.
  • Funds development, redevelopment, and acquisitions through dispositions, excess operating cash, debt and equity financing, and joint ventures.

Competition and regulation

  • Competes for tenants based on location, total occupancy costs, services, and amenities.
  • Market dynamics may require concessions or tenant improvements, which can affect occupancy, rents, and financing.
  • Property operations require permits and approvals and are subject to applicable regulation.

Environmental, social, and governance (ESG)

  • Active in sustainability programs; GRESB Green Star ranking in 2025.
  • Green Lease Leaders Platinum recognition (inaugural year and renewed for a three-year term in 2025).
  • Ongoing energy-efficiency commitments.
  • Community engagement includes over 74 acres of green space and biodiversity initiatives such as beekeeping habitats and micro farms.
  • Employee support programs include mentorship, tuition reimbursement, and health and wellness initiatives.

People and resources

  • Approximately 268 full-time employees and 10 part-time employees as of December 31, 2025.

Financial highlights and risk items

  • Impairment charges:
    • 2025: Aggregate impairment charges of $67.5 million
      • $63.4 million related to Real Estate Investments
      • $4.1 million related to Investment in Unconsolidated Real Estate Ventures
    • 2024: Aggregate impairment charges of $53.1 million
      • $44.7 million related to Real Estate Investments
      • $8.4 million related to Investment in Unconsolidated Real Estate Ventures

Other provided facts

  • Core markets and property types, employee counts, impairment figures, corporate UPREIT structure, development/redevelopment capabilities, and ESG recognitions are included in the 2025 10-K excerpt.