BXP Secures $1.2B Construction Loan for 343 Madison Avenue Office Tower – Commercial Observer
BXP announced it secured a $1.2B construction loan for its 930,000 sq ft, 46-story office tower at 343 Madison Ave in Midtown, with a four-year term plus a one-year extension option, from Wells Fargo, Bank of America Securities, BNY Mellon and J.P. Morgan. Completion is set for 2029; the project is 50% pre-leased. BXP reported Q2 2026 FFO of $283.4M ($1.78/share) and revenue of $895.7M.
How this was made

The 30-second read
Why it matters
The disclosed $1.2B construction loan and the project’s pre-leasing progress (50% now, targeting nearly 70% with additional tenants) are the key execution and demand signals for traders assessing BXP’s office development pipeline.
Market read
Traders can update BXP’s development risk and near-term capital-market narrative based on the new construction financing and disclosed leasing momentum.
What to watch
The article does not disclose the loan’s interest rate, covenants, or draw schedule, which can materially affect economics and downside risk.
Background
BXP is building a 930,000-square-foot, 46-story office tower at 343 Madison Avenue in Midtown, with financing arranged during its Q2 earnings call.
Ticker impact
BXP announced a $1.2B construction loan for its 343 Madison Avenue tower, including a four-year term and a one-year extension option.
Moderately positive bias for BXP shares as the market weighs execution risk and leasing momentum.
The article is a primary disclosure of project-level debt and provides concrete leasing milestones (50% pre-leased, anchor and expansion) plus stated FFO and revenue context from the same earnings call.
Market effects
Reinforces that large Class A office owners can still secure sizable construction debt, and that Manhattan leasing pricing power remains intact.
Highlights continued tight office supply and rent growth in Midtown near Grand Central, potentially supporting other NY landlord valuations.
Limited direct global spillover; primarily a US office REIT capital markets and leasing read-through.
Counterpoint
Pre-leasing strength may not fully offset office-cycle risk, and construction debt terms could still pressure returns if leasing or costs deteriorate before delivery.
Key entities
- companyBXP
REIT securing $1.2B construction loan for 343 Madison Avenue, with leasing and earnings-call updates.
- lenderWells Fargo
One of the financing sources for the $1.2B construction loan.
- lenderBank of America Securities
One of the financing sources for the $1.2B construction loan.
- lenderJ.P. Morgan Chase
One of the financing sources for the $1.2B construction loan.
- tenantC.V. Starr
Signed a 275,000-square-foot anchor lease and expanded by two additional floors.



