HIGHBuilt-inGeographic
Manhattan
“10-K Item 1: 'our real estate portfolio was principally located in one geographical market, Manhattan, a borough of New York City'”
SLG · Concentration risk · 10-K extracted
SL Green Realty (SLG) concentration risks
Updated
The most significant concentration SL Green Realty discloses is Manhattan, classified HIGH by disclosed size. Below: the full set from the latest 10-K — verbatim quotes, filing references, and a synthesis of what these exposures mean together.
Model-generated analysis — not investment advice. Not a registered investment advisor. Past performance does not guarantee future results.
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Source: SL Green Realty’s SEC Form 10-K filed — view the filing on SEC EDGAR ↗
At a glance
Disclosed-size breakdown · 3 disclosed concentrations
HIGH2
MEDIUM0
LOW1
Disclosed concentrations
Each card carries a disclosed-size chip (HIGH / MEDIUM / LOW — how large the exposure is as a share of revenue, not how dangerous it is) and a nature tag: Built-in(the company’s own model, geography, or products) or Outside party (an external customer, supplier, or distributor it relies on).
HIGHBuilt-inProperty_type
office properties
“10-K Item 1: 'commercial real estate properties, principally office properties, located in the New York metropolitan area'”
LOWOutside partyTenant
5.3%
Paramount Global
“10-K Item 1: 'one tenant in our office portfolio, Paramount Global, contributed 5.3% of our share of annualized cash rent'”
TrendMatrix Research · concentration synthesis
What these concentrations mean together
updated 2026-06-24The company's disclosed concentration profile is defined by two interlocking high-share structural exposures and one small-share tenant dependency. The portfolio is principally located in one geographical market, Manhattan, a high-share geographic concentration that is structural in character — the company is built as a Manhattan-focused commercial real estate owner, and the concentration reflects a deliberate investment strategy rather than an inadvertent drift. Manhattan exposure means results are tightly tied to New York City office demand, capital market conditions, and the local commercial real estate cycle. Reinforcing the geographic concentration is an asset-type concentration: the portfolio consists principally of office properties, a high-share structural product exposure. Office property fundamentals — occupancy, leasing velocity, and cap rates — are sensitive to remote and hybrid work adoption, tenant financial health, and new supply, all of which affect a high-share portfolio more directly than they would a diversified property type mix. At the individual tenant level, Paramount Global contributed 5.3% of the company's share of annualized cash rent, the only disclosed named tenant, a small-share dependency. A single tenant at that level is not independently material, but it illustrates that the disclosed tenant diversification within the Manhattan office portfolio is relatively good compared with the macro-level concentration in geography and property type. On balance, the geographic and office-type concentrations are the dominant factors in the profile and move together — any structural change in Manhattan office demand affects both simultaneously.
For the engine’s reasoning on SLG’s current verdict — including which dimensions drove the score — see the per-dimension breakdown.
Industry peers · REIT - Office
Peer concentration profile
| Symbol | Name | HIGH | MEDIUM | LOW | Total |
|---|---|---|---|---|---|
| CDP | COPT Defense Properties | 2 | 2 | 1 | 5 |
| SLG● | SL Green Realty Corp | 2 | 0 | 1 | 3 |
| ARE | Alexandria Real Estate Equities | 2 | 0 | 0 | 2 |
| BXP | BXP, Inc. | 2 | 0 | 0 | 2 |
| CUZ | Cousins Properties Incorporated | 1 | 3 | 1 | 5 |
| DEI | Douglas Emmett, Inc. | 1 | 0 | 1 | 2 |
Concentration counts reflect items disclosed in each peer’s most recent 10-K; disclosed-size classification uses TrendMatrix’s internal 10-K extraction taxonomy.