MAIN vs. UNH
MAIN (Main Street Capital Corporation) and UNH (UnitedHealth Group Incorporated) are both stocks. MAIN operates in Asset Management (Financial Services), while UNH operates in Healthcare Plans (Healthcare). Over the past 10 years, MAIN returned 13.19%/yr vs 13.32%/yr for UNH. At a 0.24 correlation, their price movements are largely independent.
Performance
MAIN vs. UNH - Performance Comparison
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Returns By Period
In the year-to-date period, MAIN achieves a -10.97% return, which is significantly lower than UNH's 24.71% return. Both investments have delivered pretty close results over the past 10 years, with MAIN having a 13.19% annualized return and UNH not far ahead at 13.32%.
MAIN
- 1D
- 0.54%
- 1M
- 2.49%
- YTD
- -10.97%
- 6M
- -12.92%
- 1Y
- -3.94%
- 3Y*
- 18.74%
- 5Y*
- 12.76%
- 10Y*
- 13.19%
UNH
- 1D
- 0.73%
- 1M
- 1.83%
- YTD
- 24.71%
- 6M
- 20.44%
- 1Y
- 31.88%
- 3Y*
- -4.10%
- 5Y*
- 2.27%
- 10Y*
- 13.32%
MAIN vs. UNH - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MAIN Main Street Capital Corporation | -10.97% | 10.74% | 47.30% | 28.22% | -11.37% | 48.31% | -19.54% | 36.88% | -8.27% | 16.62% |
UNH UnitedHealth Group Incorporated | 24.71% | -33.14% | -2.41% | 0.80% | 6.94% | 45.20% | 21.25% | 20.00% | 14.52% | 39.83% |
Correlation
The correlation between MAIN and UNH is 0.16, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.16 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.14 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.21 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.23 |
Correlation (All Time) Calculated using the full available price history since Oct 9, 2007 | 0.24 |
The correlation between MAIN and UNH shifts across timeframes, from 0.14 (3 years) to 0.24 (all time), reflecting how their relationship changes across market environments.
Fundamentals
MAIN:
$4.72B
UNH:
$371.75B
MAIN:
$5.22
UNH:
$13.23
MAIN:
9.97
UNH:
30.88
MAIN:
6.63
UNH:
0.83
MAIN:
1.52
UNH:
3.58
MAIN:
$704.17M
UNH:
$449.71B
MAIN:
$499.08M
UNH:
$84.55B
MAIN:
$396.90M
UNH:
$22.99B
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Return for Risk
MAIN vs. UNH — Risk / Return Rank
MAIN
UNH
MAIN vs. UNH - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Main Street Capital Corporation (MAIN) and UnitedHealth Group Incorporated (UNH). 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.
| MAIN | UNH | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.96 | ||
| Sortino ratioReturn per unit of downside risk | -1.31 | ||
| Omega ratioGain probability vs. loss probability | 0.99 | 1.19 | -0.20 |
| Calmar ratioReturn relative to maximum drawdown | -0.18 | 1.11 | -1.28 |
| Martin ratioReturn relative to average drawdown | -0.35 | 2.43 | -2.78 |
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Drawdowns
MAIN vs. UNH - Drawdown Comparison
The maximum MAIN drawdown since its inception was -64.53%, smaller than the maximum UNH drawdown of -74.37%. Use the drawdown chart below to compare losses from any high point for MAIN and UNH.
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Drawdown Indicators
| MAIN | UNH | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -64.53% | -74.37% | +9.84% |
Max Drawdown (1Y)Largest decline over 1 year | -22.43% | -28.96% | +6.53% |
Max Drawdown (3Y)Largest decline over 3 years | -22.43% | -61.39% | +38.96% |
Max Drawdown (5Y)Largest decline over 5 years | -27.06% | -61.39% | +34.33% |
Max Drawdown (10Y)Largest decline over 10 years | -64.53% | -61.39% | -3.14% |
Current DrawdownCurrent decline from peak | -18.28% | -32.27% | +13.99% |
Average DrawdownAverage peak-to-trough decline | -7.31% | -14.77% | +7.46% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 11.18% | 13.19% | -2.01% |
Volatility
MAIN vs. UNH - Volatility Comparison
The current volatility for Main Street Capital Corporation (MAIN) is 5.82%, while UnitedHealth Group Incorporated (UNH) has a volatility of 7.60%. This indicates that MAIN experiences smaller price fluctuations and is considered to be less risky than UNH based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MAIN | UNH | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.82% | 7.60% | -1.78% |
Volatility (6M)Calculated over the trailing 6-month period | 20.12% | 30.86% | -10.74% |
Volatility (1Y)Calculated over the trailing 1-year period | 24.84% | 40.10% | -15.26% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.57% | 31.87% | -10.30% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.30% | 30.18% | -2.88% |
Dividends
MAIN vs. UNH - Dividend Comparison
MAIN's dividend yield for the trailing twelve months is around 8.25%, more than UNH's 2.16% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MAIN Main Street Capital Corporation | 8.25% | 7.00% | 7.02% | 8.55% | 7.97% | 5.74% | 6.99% | 6.76% | 8.43% | 7.49% | 7.42% | 9.15% |
UNH UnitedHealth Group Incorporated | 2.16% | 2.64% | 1.62% | 1.38% | 1.21% | 1.12% | 1.38% | 1.41% | 1.38% | 1.30% | 1.48% | 1.59% |
Financials
MAIN vs. UNH - Financials Comparison
This section allows you to compare key financial metrics between Main Street Capital Corporation and UnitedHealth Group Incorporated. 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
MAIN vs. UNH - Profitability Comparison
MAIN - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Main Street Capital Corporation reported a gross profit of 0.00 and revenue of 140.11M. Therefore, the gross margin over that period was 0.0%.
UNH - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, UnitedHealth Group Incorporated reported a gross profit of 25.41B and revenue of 111.72B. Therefore, the gross margin over that period was 22.7%.
MAIN - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Main Street Capital Corporation reported an operating income of 0.00 and revenue of 140.11M, resulting in an operating margin of 0.0%.
UNH - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, UnitedHealth Group Incorporated reported an operating income of 8.99B and revenue of 111.72B, resulting in an operating margin of 8.1%.
MAIN - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Main Street Capital Corporation reported a net income of 90.82M and revenue of 140.11M, resulting in a net margin of 64.8%.
UNH - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, UnitedHealth Group Incorporated reported a net income of 6.28B and revenue of 111.72B, resulting in a net margin of 5.6%.
Frequently Asked Questions
MAIN and UNH have a correlation of 0.16, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
UNH has higher volatility (7.60%) compared to MAIN (5.82%). In terms of maximum drawdown, MAIN dropped -64.53% vs UNH's -74.37%.
UNH currently has the higher Sharpe Ratio (0.80 vs -0.16), 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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