FYTKX vs. MURNX

Last updated Jun 24, 2026

FYTKX (Fidelity Freedom Income Fund Class K6) and MURNX (Mutual of America Investment Corporation - 2050 Retirement Fund) are both Target Retirement Date funds. Over the past 5 years, FYTKX returned 3.41%/yr vs 8.58%/yr for MURNX. A 0.60 correlation means they provide meaningful diversification when combined. FYTKX charges 0.37%/yr vs 0.08%/yr for MURNX.

Performance

FYTKX vs. MURNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Freedom Income Fund Class K6 (FYTKX) and Mutual of America Investment Corporation - 2050 Retirement Fund (MURNX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FYTKX achieves a 5.02% return, which is significantly lower than MURNX's 9.89% return.

FYTKX

• 1D: -0.17%
• 1M: 1.18%
• YTD: 5.02%
• 6M: 5.00%
• 1Y: 10.91%
• 3Y*: 8.21%
• 5Y*: 3.41%
• 10Y*: —

MURNX

• 1D: -0.05%
• 1M: 1.55%
• YTD: 9.89%
• 6M: 8.90%
• 1Y: 23.04%
• 3Y*: 16.66%
• 5Y*: 8.58%
• 10Y*: —

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

FYTKX vs. MURNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
FYTKX Fidelity Freedom Income Fund Class K6	5.02%	10.61%	4.60%	8.42%	-11.23%	3.25%	9.07%
MURNX Mutual of America Investment Corporation - 2050 Retirement Fund	9.89%	17.89%	14.37%	15.78%	-16.25%	17.85%	918.18%

Correlation

The correlation between FYTKX and MURNX 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	0.68
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (All Time) Calculated using the full available price history since Jan 2, 2020	0.60

The correlation between FYTKX and MURNX shifts across timeframes, from 0.59 (5 years) to 0.76 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

FYTKX vs. MURNX — Risk / Return Rank

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

FYTKX

FYTKX Risk / Return Rank: 74
FYTKX Sharpe Ratio Rank: 73
FYTKX Sortino Ratio Rank: 73
FYTKX Omega Ratio Rank: 79
FYTKX Calmar Ratio Rank: 70
FYTKX Martin Ratio Rank: 75

MURNX

MURNX Risk / Return Rank: 73
MURNX Sharpe Ratio Rank: 69
MURNX Sortino Ratio Rank: 73
MURNX Omega Ratio Rank: 65
MURNX Calmar Ratio Rank: 74
MURNX Martin Ratio Rank: 85

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.

FYTKX vs. MURNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Freedom Income Fund Class K6 (FYTKX) and Mutual of America Investment Corporation - 2050 Retirement Fund (MURNX). 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.

	FYTKX	MURNX	Difference
Sharpe ratio: Return per unit of total volatility	2.28	2.23	+0.05
Sortino ratio: Return per unit of downside risk	3.26	3.27	-0.01
Omega ratio: Gain probability vs. loss probability	1.47	1.41	+0.06
Calmar ratio: Return relative to maximum drawdown	3.08	3.18	-0.10
Martin ratio: Return relative to average drawdown	13.30	14.83	-1.53

FYTKX vs. MURNX - Sharpe Ratio Comparison

The current FYTKX Sharpe Ratio is 2.28, which is comparable to the MURNX Sharpe Ratio of 2.23. The chart below compares the historical Sharpe Ratios of FYTKX and MURNX, 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

FYTKX vs. MURNX - Drawdown Comparison

The maximum FYTKX drawdown since its inception was -15.80%, smaller than the maximum MURNX drawdown of -32.96%. Use the drawdown chart below to compare losses from any high point for FYTKX and MURNX.

Drawdown Indicators

	FYTKX	MURNX	Difference
Max Drawdown Largest peak-to-trough decline	-15.80%	-32.96%	+17.16%
Max Drawdown (1Y) Largest decline over 1 year	-3.67%	-8.50%	+4.83%
Max Drawdown (3Y) Largest decline over 3 years	-4.85%	-15.36%	+10.51%
Max Drawdown (5Y) Largest decline over 5 years	-15.80%	-23.75%	+7.95%
Current Drawdown Current decline from peak	-0.17%	-0.28%	+0.11%
Average Drawdown Average peak-to-trough decline	-2.86%	-5.46%	+2.60%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.85%	1.75%	-0.90%

Volatility

FYTKX vs. MURNX - Volatility Comparison

The current volatility for Fidelity Freedom Income Fund Class K6 (FYTKX) is 2.28%, while Mutual of America Investment Corporation - 2050 Retirement Fund (MURNX) has a volatility of 3.86%. This indicates that FYTKX experiences smaller price fluctuations and is considered to be less risky than MURNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FYTKX	MURNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.28%	3.86%	-1.58%
Volatility (6M) Calculated over the trailing 6-month period	4.34%	9.64%	-5.30%
Volatility (1Y) Calculated over the trailing 1-year period	4.97%	12.15%	-7.18%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.41%	17.28%	-11.87%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.80%	379.97%	-375.17%

FYTKX vs. MURNX - Expense Ratio Comparison

FYTKX has a 0.37% expense ratio, which is higher than MURNX's 0.08% expense ratio.

Dividends

FYTKX vs. MURNX - Dividend Comparison

FYTKX's dividend yield for the trailing twelve months is around 3.17%, less than MURNX's 8.47% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017
FYTKX Fidelity Freedom Income Fund Class K6	3.17%	3.53%	3.38%	3.13%	6.05%	6.26%	4.48%	3.80%	5.33%	2.65%
MURNX Mutual of America Investment Corporation - 2050 Retirement Fund	8.47%	9.30%	6.49%	3.56%	11.26%	3.72%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FYTKX and MURNX in my portfolio?

FYTKX and MURNX 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.

Which is riskier, FYTKX or MURNX?

MURNX has higher volatility (3.86%) compared to FYTKX (2.28%). In terms of maximum drawdown, FYTKX dropped -15.80% vs MURNX's -32.96%.

Which has better risk-adjusted returns?

FYTKX currently has the higher Sharpe Ratio (2.28 vs 2.23), 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.