FBK vs. FXAIX

Last updated Jul 3, 2026

FBK (FB Financial Corporation) is a stock, while FXAIX (Fidelity 500 Index Fund) is S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, FBK returned 10.17%/yr vs 13.05%/yr for FXAIX. At a 0.46 correlation, their price movements are largely independent.

Performance

FBK vs. FXAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in FB Financial Corporation (FBK) and Fidelity 500 Index Fund (FXAIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FBK achieves a 0.93% return, which is significantly lower than FXAIX's 9.96% return.

FBK

• 1D: -1.17%
• 1M: 5.43%
• 6M: 0.93%
• YTD: 0.93%
• 1Y: 20.75%
• 3Y*: 26.76%
• 5Y*: 10.17%
• 10Y*: —

FXAIX

• 1D: -0.21%
• 1M: -1.56%
• 6M: 9.96%
• YTD: 9.96%
• 1Y: 21.60%
• 3Y*: 20.51%
• 5Y*: 13.05%
• 10Y*: 15.44%

*Multi-year figures are annualized to reflect compound growth (CAGR)

FBK vs. FXAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FBK FB Financial Corporation	0.93%	9.99%	31.42%	12.32%	-16.50%	27.53%	-11.14%	14.04%	-16.18%	61.81%
FXAIX Fidelity 500 Index Fund	9.96%	17.84%	25.01%	26.29%	-18.14%	28.71%	18.42%	31.48%	-4.43%	21.82%

Correlation

The correlation between FBK and FXAIX is 0.33, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.33
Correlation (3Y) Calculated over the trailing 3-year period	0.44
Correlation (5Y) Calculated over the trailing 5-year period	0.49
Correlation (All Time) Calculated using the full available price history since Sep 16, 2016	0.46

The correlation between FBK and FXAIX shifts across timeframes, from 0.33 (1 year) to 0.49 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

FBK vs. FXAIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FBK

FBK Risk / Return Rank: 65
FBK Sharpe Ratio Rank: 69
FBK Sortino Ratio Rank: 62
FBK Omega Ratio Rank: 62
FBK Calmar Ratio Rank: 68
FBK Martin Ratio Rank: 66

FXAIX

FXAIX Risk / Return Rank: 59
FXAIX Sharpe Ratio Rank: 57
FXAIX Sortino Ratio Rank: 52
FXAIX Omega Ratio Rank: 54
FXAIX Calmar Ratio Rank: 60
FXAIX Martin Ratio Rank: 72

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

FBK vs. FXAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for FB Financial Corporation (FBK) and Fidelity 500 Index Fund (FXAIX). 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.

	FBK	FXAIX	Difference
Sharpe ratio: Return per unit of total volatility	0.76	1.78	-1.02
Sortino ratio: Return per unit of downside risk	1.17	2.44	-1.27
Omega ratio: Gain probability vs. loss probability	1.16	1.32	-0.17
Calmar ratio: Return relative to maximum drawdown	1.22	2.51	-1.29
Martin ratio: Return relative to average drawdown	2.42	11.03	-8.61

FBK vs. FXAIX - Sharpe Ratio Comparison

The current FBK Sharpe Ratio is 0.76, which is lower than the FXAIX Sharpe Ratio of 1.78. The chart below compares the historical Sharpe Ratios of FBK and FXAIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

FBK vs. FXAIX - Drawdown Comparison

The maximum FBK drawdown since its inception was -65.24%, which is greater than FXAIX's maximum drawdown of -33.79%. Use the drawdown chart below to compare losses from any high point for FBK and FXAIX.

Drawdown Indicators

	FBK	FXAIX	Difference
Max Drawdown Largest peak-to-trough decline	-65.24%	-33.79%	-31.45%
Max Drawdown (1Y) Largest decline over 1 year	-17.08%	-8.89%	-8.19%
Max Drawdown (3Y) Largest decline over 3 years	-30.58%	-18.76%	-11.82%
Max Drawdown (5Y) Largest decline over 5 years	-46.71%	-24.50%	-22.21%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.79%	—
Current Drawdown Current decline from peak	-8.61%	-1.56%	-7.05%
Average Drawdown Average peak-to-trough decline	-16.30%	-3.78%	-12.52%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.60%	2.02%	+6.58%

Volatility

FBK vs. FXAIX - Volatility Comparison

FB Financial Corporation (FBK) has a higher volatility of 6.49% compared to Fidelity 500 Index Fund (FXAIX) at 5.01%. This indicates that FBK's price experiences larger fluctuations and is considered to be riskier than FXAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FBK	FXAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.49%	5.01%	+1.48%
Volatility (6M) Calculated over the trailing 6-month period	18.88%	9.96%	+8.92%
Volatility (1Y) Calculated over the trailing 1-year period	27.37%	12.53%	+14.84%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	33.02%	17.02%	+16.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.01%	18.06%	+17.95%

Dividends

FBK vs. FXAIX - Dividend Comparison

FBK's dividend yield for the trailing twelve months is around 1.43%, more than FXAIX's 1.04% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FBK FB Financial Corporation	1.43%	1.36%	1.32%	1.51%	1.44%	1.00%	1.04%	0.81%	0.57%	0.00%	0.00%	0.00%
FXAIX Fidelity 500 Index Fund	1.04%	1.11%	1.25%	1.45%	1.69%	1.22%	1.60%	2.06%	2.72%	1.97%	2.52%	2.83%

Frequently Asked Questions

Can I hold both FBK and FXAIX in my portfolio?

FBK and FXAIX have a correlation of 0.33, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FBK or FXAIX?

FBK has higher volatility (6.49%) compared to FXAIX (5.01%). In terms of maximum drawdown, FBK dropped -65.24% vs FXAIX's -33.79%.

Which has better risk-adjusted returns?

FXAIX currently has the higher Sharpe Ratio (1.78 vs 0.76), 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.