FKRVX vs. MURMX

Last updated Jul 22, 2026

FKRVX (Fidelity Managed Retirement 2020 Fund Class K) and MURMX (Mutual of America 2045 Retirement Fund) are both Target Retirement Date funds. A 0.74 correlation means they provide meaningful diversification when combined. FKRVX charges 0.37%/yr vs 0.08%/yr for MURMX.

Performance

FKRVX vs. MURMX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Managed Retirement 2020 Fund Class K (FKRVX) and Mutual of America 2045 Retirement Fund (MURMX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

FKRVX

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

MURMX

• 1D: -0.37%
• 1M: -1.00%
• 6M: 7.60%
• YTD: 8.45%
• 1Y: 17.34%
• 3Y*: 14.21%
• 5Y*: 7.89%
• 10Y*: —
• ALL TIME*: 53.27%

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

FKRVX vs. MURMX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
FKRVX Fidelity Managed Retirement 2020 Fund Class K	5.08%	12.24%	5.97%	10.84%	-14.55%	6.87%	12.20%
MURMX Mutual of America 2045 Retirement Fund	8.45%	17.76%	13.85%	15.43%	-16.20%	17.37%	891.67%

Correlation

The correlation between FKRVX and MURMX is 0.76, 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	0.76
Correlation (3Y) Calculated over the trailing 3-year period	0.78
Correlation (5Y) Calculated over the trailing 5-year period	0.73
Correlation (All Time) Calculated using the full available price history since Jan 2, 2020	0.74

The correlation between FKRVX and MURMX has been stable across timeframes, ranging from 0.72 to 0.78 - a consistent structural relationship.

Return for Risk

FKRVX vs. MURMX — Risk / Return Rank

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

FKRVX

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

MURMX

MURMX Risk / Return Rank: 67
MURMX Sharpe Ratio Rank: 63
MURMX Sortino Ratio Rank: 68
MURMX Omega Ratio Rank: 61
MURMX Calmar Ratio Rank: 64
MURMX Martin Ratio Rank: 80

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.

FKRVX vs. MURMX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Managed Retirement 2020 Fund Class K (FKRVX) and Mutual of America 2045 Retirement Fund (MURMX). 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.

	FKRVX	MURMX	Difference
Sharpe ratio: Return per unit of total volatility	—	1.66	—
Sortino ratio: Return per unit of downside risk	—	2.49	—
Omega ratio: Gain probability vs. loss probability	—	1.30	—
Calmar ratio: Return relative to maximum drawdown	—	2.35	—
Martin ratio: Return relative to average drawdown	—	10.82	—

Drawdowns

Drawdown Indicators

	FKRVX	MURMX	Difference
Max Drawdown Largest peak-to-trough decline	—	-32.65%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-8.34%	—
Max Drawdown (3Y) Largest decline over 3 years	—	-14.67%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-23.56%	—
Current Drawdown Current decline from peak	—	-1.57%	—
Average Drawdown Average peak-to-trough decline	—	-5.38%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	1.73%	—

Volatility

Volatility by Period

	FKRVX	MURMX	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	3.03%	—
Volatility (6M) Calculated over the trailing 6-month period	—	9.10%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	11.86%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	16.73%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	376.48%	—

FKRVX vs. MURMX - Expense Ratio Comparison

FKRVX has a 0.37% expense ratio, which is higher than MURMX's 0.08% expense ratio.

Dividends

FKRVX vs. MURMX - Dividend Comparison

FKRVX's dividend yield for the trailing twelve months is around 2.88%, less than MURMX's 8.20% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
FKRVX Fidelity Managed Retirement 2020 Fund Class K	2.88%	2.82%	2.85%	2.68%	3.63%	4.70%	3.82%	2.81%
MURMX Mutual of America 2045 Retirement Fund	8.20%	8.79%	8.17%	2.95%	11.94%	4.69%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FKRVX and MURMX in my portfolio?

FKRVX and MURMX have a correlation of 0.76, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.