SLG vs. BDN
SLG (SL Green Realty Corp.) and BDN (Brandywine Realty Trust) are both stocks. Both operate in the REIT - Office industry within the Real Estate sector. Over the past 10 years, SLG returned -2.18%/yr vs -8.10%/yr for BDN. A 0.64 correlation means they provide meaningful diversification when combined.
Performance
SLG vs. BDN - Performance Comparison
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Returns By Period
In the year-to-date period, SLG achieves a 9.96% return, which is significantly lower than BDN's 12.10% return. Over the past 10 years, SLG has outperformed BDN with an annualized return of -2.18%, while BDN has yielded a comparatively lower -8.10% annualized return.
SLG
- 1D
- -1.96%
- 1M
- 14.56%
- YTD
- 9.96%
- 6M
- 11.91%
- 1Y
- -19.37%
- 3Y*
- 35.73%
- 5Y*
- -3.69%
- 10Y*
- -2.18%
BDN
- 1D
- 0.00%
- 1M
- 3.00%
- YTD
- 12.10%
- 6M
- 9.47%
- 1Y
- -20.96%
- 3Y*
- 3.02%
- 5Y*
- -17.66%
- 10Y*
- -8.10%
SLG vs. BDN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SLG SL Green Realty Corp. | 9.96% | -29.03% | 58.26% | 48.75% | -50.94% | 22.86% | -29.14% | 20.96% | -18.80% | -3.25% |
BDN Brandywine Realty Trust | 12.10% | -41.31% | 17.13% | 1.73% | -50.65% | 19.50% | -19.06% | 28.95% | -26.04% | 14.42% |
Correlation
The correlation between SLG and BDN is 0.61, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.61 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.71 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.75 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.72 |
Correlation (All Time) Calculated using the full available price history since Aug 15, 1997 | 0.64 |
The correlation between SLG and BDN shifts across timeframes, from 0.61 (1 year) to 0.75 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
SLG:
$3.83B
BDN:
$536.91M
SLG:
-$2.05
BDN:
-$1.16
SLG:
3.82
BDN:
1.10
SLG:
1.16
BDN:
0.73
SLG:
$993.51M
BDN:
$489.94M
SLG:
$662.81M
BDN:
$343.79M
SLG:
$547.76M
BDN:
$38.42M
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Return for Risk
SLG vs. BDN — Risk / Return Rank
SLG
BDN
SLG vs. BDN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SL Green Realty Corp. (SLG) and Brandywine Realty Trust (BDN). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| SLG | BDN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.10 | ||
| Sortino ratioReturn per unit of downside risk | +0.24 | ||
| Omega ratioGain probability vs. loss probability | 0.94 | 0.92 | +0.03 |
| Calmar ratioReturn relative to maximum drawdown | -0.43 | -0.48 | +0.06 |
| Martin ratioReturn relative to average drawdown | -0.72 | -0.85 | +0.13 |
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Drawdowns
SLG vs. BDN - Drawdown Comparison
The maximum SLG drawdown since its inception was -94.02%, roughly equal to the maximum BDN drawdown of -96.84%. Use the drawdown chart below to compare losses from any high point for SLG and BDN.
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Drawdown Indicators
| SLG | BDN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -94.02% | -96.84% | +2.82% |
Max Drawdown (1Y)Largest decline over 1 year | -45.40% | -43.44% | -1.96% |
Max Drawdown (3Y)Largest decline over 3 years | -53.91% | -56.26% | +2.35% |
Max Drawdown (5Y)Largest decline over 5 years | -74.27% | -73.17% | -1.10% |
Max Drawdown (10Y)Largest decline over 10 years | -77.70% | -73.17% | -4.53% |
Current DrawdownCurrent decline from peak | -37.04% | -66.59% | +29.55% |
Average DrawdownAverage peak-to-trough decline | -27.45% | -39.27% | +11.82% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 26.89% | 24.78% | +2.11% |
Volatility
SLG vs. BDN - Volatility Comparison
SL Green Realty Corp. (SLG) has a higher volatility of 10.65% compared to Brandywine Realty Trust (BDN) at 7.41%. This indicates that SLG's price experiences larger fluctuations and is considered to be riskier than BDN based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SLG | BDN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 10.65% | 7.41% | +3.24% |
Volatility (6M)Calculated over the trailing 6-month period | 28.26% | 26.04% | +2.22% |
Volatility (1Y)Calculated over the trailing 1-year period | 38.00% | 34.20% | +3.80% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.65% | 38.15% | +5.50% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 42.34% | 35.30% | +7.04% |
Dividends
SLG vs. BDN - Dividend Comparison
SLG's dividend yield for the trailing twelve months is around 4.36%, less than BDN's 12.62% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BDN Brandywine Realty Trust | 12.62% | 18.15% | 10.71% | 13.33% | 12.36% | 5.66% | 6.38% | 4.83% | 5.59% | 3.52% | 3.76% | 4.39% |
SLG SL Green Realty Corp. | 4.36% | 6.18% | 4.43% | 7.15% | 10.94% | 5.09% | 7.81% | 3.74% | 4.16% | 3.11% | 2.73% | 2.23% |
Financials
SLG vs. BDN - Financials Comparison
This section allows you to compare key financial metrics between SL Green Realty Corp. and Brandywine Realty Trust. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
SLG vs. BDN - Profitability Comparison
SLG - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, SL Green Realty Corp. reported a gross profit of 211.17M and revenue of 253.08M. Therefore, the gross margin over that period was 83.4%.
BDN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Brandywine Realty Trust reported a gross profit of 115.68M and revenue of 127.00M. Therefore, the gross margin over that period was 91.1%.
SLG - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, SL Green Realty Corp. reported an operating income of 188.38M and revenue of 253.08M, resulting in an operating margin of 74.4%.
BDN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Brandywine Realty Trust reported an operating income of 1.51M and revenue of 127.00M, resulting in an operating margin of 1.2%.
SLG - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, SL Green Realty Corp. reported a net income of -84.39M and revenue of 253.08M, resulting in a net margin of -33.4%.
BDN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Brandywine Realty Trust reported a net income of -48.91M and revenue of 127.00M, resulting in a net margin of -38.5%.
Frequently Asked Questions
SLG and BDN have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SLG has higher volatility (10.65%) compared to BDN (7.41%). In terms of maximum drawdown, SLG dropped -94.02% vs BDN's -96.84%.
SLG currently has the higher Sharpe Ratio (-0.51 vs -0.62), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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