FSK vs. MAIN
FSK (FS KKR Capital Corp.) and MAIN (Main Street Capital Corporation) are both stocks. Both operate in the Asset Management industry within the Financial Services sector. Over the past 10 years, FSK returned 2.19%/yr vs 12.59%/yr for MAIN. A 0.54 correlation means they provide meaningful diversification when combined.
Performance
FSK vs. MAIN - Performance Comparison
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Returns By Period
In the year-to-date period, FSK achieves a -24.60% return, which is significantly lower than MAIN's -13.89% return. Over the past 10 years, FSK has underperformed MAIN with an annualized return of 2.19%, while MAIN has yielded a comparatively higher 12.59% annualized return.
FSK
- 1D
- 0.99%
- 1M
- -1.25%
- YTD
- -24.60%
- 6M
- -22.72%
- 1Y
- -39.90%
- 3Y*
- -4.13%
- 5Y*
- -0.45%
- 10Y*
- 2.19%
MAIN
- 1D
- -0.66%
- 1M
- 1.89%
- YTD
- -13.89%
- 6M
- -11.80%
- 1Y
- -7.07%
- 3Y*
- 18.57%
- 5Y*
- 11.81%
- 10Y*
- 12.59%
FSK vs. MAIN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FSK FS KKR Capital Corp. | -24.60% | -20.38% | 25.71% | 33.04% | -4.71% | 41.59% | -10.27% | 33.89% | -20.23% | -21.23% |
MAIN Main Street Capital Corporation | -13.89% | 10.74% | 47.30% | 28.22% | -11.37% | 48.31% | -19.54% | 36.88% | -8.27% | 16.62% |
Correlation
The correlation between FSK and MAIN is 0.59, 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 | 0.59 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.66 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.67 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.57 |
Correlation (All Time) Calculated using the full available price history since Apr 16, 2014 | 0.54 |
The correlation between FSK and MAIN shifts across timeframes, from 0.54 (all time) to 0.67 (5 years), reflecting how their relationship changes across market environments.
Fundamentals
FSK:
$2.87B
MAIN:
$4.53B
FSK:
-$0.39
MAIN:
$5.22
FSK:
3.59
MAIN:
6.37
FSK:
0.54
MAIN:
1.47
FSK:
$798.00M
MAIN:
$704.17M
FSK:
$172.00M
MAIN:
$499.08M
FSK:
$110.43M
MAIN:
$396.90M
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Return for Risk
FSK vs. MAIN — Risk / Return Rank
FSK
MAIN
FSK vs. MAIN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for FS KKR Capital Corp. (FSK) and Main Street Capital Corporation (MAIN). 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.
| FSK | MAIN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -1.01 | ||
| Sortino ratioReturn per unit of downside risk | -1.61 | ||
| Omega ratioGain probability vs. loss probability | 0.76 | 0.97 | -0.21 |
| Calmar ratioReturn relative to maximum drawdown | -0.78 | -0.32 | -0.47 |
| Martin ratioReturn relative to average drawdown | -1.19 | -0.61 | -0.58 |
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Drawdowns
FSK vs. MAIN - Drawdown Comparison
The maximum FSK drawdown since its inception was -67.20%, roughly equal to the maximum MAIN drawdown of -64.53%. Use the drawdown chart below to compare losses from any high point for FSK and MAIN.
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Drawdown Indicators
| FSK | MAIN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -67.20% | -64.53% | -2.67% |
Max Drawdown (1Y)Largest decline over 1 year | -51.01% | -22.43% | -28.58% |
Max Drawdown (3Y)Largest decline over 3 years | -51.03% | -22.43% | -28.60% |
Max Drawdown (5Y)Largest decline over 5 years | -51.03% | -27.06% | -23.97% |
Max Drawdown (10Y)Largest decline over 10 years | -67.20% | -64.53% | -2.67% |
Current DrawdownCurrent decline from peak | -45.81% | -20.96% | -24.85% |
Average DrawdownAverage peak-to-trough decline | -13.59% | -7.32% | -6.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 33.62% | 11.60% | +22.02% |
Volatility
FSK vs. MAIN - Volatility Comparison
FS KKR Capital Corp. (FSK) and Main Street Capital Corporation (MAIN) have volatilities of 5.97% and 5.99%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FSK | MAIN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.97% | 5.99% | -0.02% |
Volatility (6M)Calculated over the trailing 6-month period | 26.75% | 20.14% | +6.61% |
Volatility (1Y)Calculated over the trailing 1-year period | 30.89% | 24.90% | +5.99% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 24.11% | 21.55% | +2.56% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.95% | 27.32% | +0.63% |
Dividends
FSK vs. MAIN - Dividend Comparison
FSK's dividend yield for the trailing twelve months is around 22.48%, more than MAIN's 8.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FSK FS KKR Capital Corp. | 22.48% | 18.91% | 13.35% | 14.77% | 15.20% | 11.80% | 15.46% | 12.40% | 16.41% | 11.68% | 8.65% | 9.91% |
MAIN Main Street Capital Corporation | 8.58% | 7.00% | 7.02% | 8.55% | 7.97% | 5.74% | 6.99% | 6.76% | 8.43% | 7.49% | 7.42% | 9.15% |
Financials
FSK vs. MAIN - Financials Comparison
This section allows you to compare key financial metrics between FS KKR Capital Corp. and Main Street Capital Corporation. 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
FSK vs. MAIN - Profitability Comparison
FSK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, FS KKR Capital Corp. reported a gross profit of 0.00 and revenue of 304.00M. Therefore, the gross margin over that period was 0.0%.
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%.
FSK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, FS KKR Capital Corp. reported an operating income of -1.57M and revenue of 304.00M, resulting in an operating margin of -0.5%.
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%.
FSK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, FS KKR Capital Corp. reported a net income of 0.00 and revenue of 304.00M, resulting in a net margin of 0.0%.
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%.
Frequently Asked Questions
FSK and MAIN have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MAIN has higher volatility (5.99%) compared to FSK (5.97%). In terms of maximum drawdown, FSK dropped -67.20% vs MAIN's -64.53%.
MAIN currently has the higher Sharpe Ratio (-0.29 vs -1.30), 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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