FYMIX vs. AMBFX

Last updated Jun 4, 2026

FYMIX (Fidelity Sustainable Multi-Asset Fund) and AMBFX (American Funds American Balanced Fund® Class F-2) are both Diversified Portfolio funds. Over the past 3 years, FYMIX returned 15.99%/yr vs 17.77%/yr for AMBFX. Their correlation of 0.94 suggests significant overlap in exposure. FYMIX charges 0.05%/yr vs 0.35%/yr for AMBFX.

Performance

FYMIX vs. AMBFX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Sustainable Multi-Asset Fund (FYMIX) and American Funds American Balanced Fund® Class F-2 (AMBFX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with FYMIX having a 10.14% return and AMBFX slightly lower at 10.06%.

FYMIX

• 1D: 0.15%
• 1M: 4.49%
• YTD: 10.14%
• 6M: 11.09%
• 1Y: 24.61%
• 3Y*: 15.99%
• 5Y*: —
• 10Y*: —

AMBFX

• 1D: 0.24%
• 1M: 4.00%
• YTD: 10.06%
• 6M: 10.70%
• 1Y: 25.21%
• 3Y*: 17.77%
• 5Y*: 9.94%
• 10Y*: 10.47%

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

FYMIX vs. AMBFX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022
FYMIX Fidelity Sustainable Multi-Asset Fund	10.14%	18.95%	11.09%	16.15%	-15.71%
AMBFX American Funds American Balanced Fund® Class F-2	10.06%	18.67%	15.25%	13.81%	-8.43%

Correlation

The correlation between FYMIX and AMBFX is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (All Time) Calculated using the full available price history since Feb 11, 2022	0.94

The correlation between FYMIX and AMBFX has been stable across timeframes, ranging from 0.92 to 0.94 - a consistent structural relationship.

Return for Risk

FYMIX vs. AMBFX — Risk / Return Rank

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

FYMIX

FYMIX Risk / Return Rank: 59
FYMIX Sharpe Ratio Rank: 61
FYMIX Sortino Ratio Rank: 59
FYMIX Omega Ratio Rank: 60
FYMIX Calmar Ratio Rank: 55
FYMIX Martin Ratio Rank: 62

AMBFX

AMBFX Risk / Return Rank: 86
AMBFX Sharpe Ratio Rank: 90
AMBFX Sortino Ratio Rank: 87
AMBFX Omega Ratio Rank: 84
AMBFX Calmar Ratio Rank: 81
AMBFX Martin Ratio Rank: 86

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.

FYMIX vs. AMBFX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Sustainable Multi-Asset Fund (FYMIX) and American Funds American Balanced Fund® Class F-2 (AMBFX). 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.

	FYMIX	AMBFX	Difference
Sharpe ratio: Return per unit of total volatility	2.30	2.96	-0.66
Sortino ratio: Return per unit of downside risk	3.23	4.14	-0.91
Omega ratio: Gain probability vs. loss probability	1.43	1.57	-0.13
Calmar ratio: Return relative to maximum drawdown	2.82	3.70	-0.87
Martin ratio: Return relative to average drawdown	12.21	16.73	-4.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FYMIX vs. AMBFX - Sharpe Ratio Comparison

The current FYMIX Sharpe Ratio is 2.30, which is comparable to the AMBFX Sharpe Ratio of 2.96. The chart below compares the historical Sharpe Ratios of FYMIX and AMBFX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	FYMIX	AMBFX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.30	2.96	-0.66
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.95	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.98	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.68	0.78	-0.10

Drawdowns

FYMIX vs. AMBFX - Drawdown Comparison

The maximum FYMIX drawdown since its inception was -22.70%, smaller than the maximum AMBFX drawdown of -35.05%. Use the drawdown chart below to compare losses from any high point for FYMIX and AMBFX.

Drawdown Indicators

	FYMIX	AMBFX	Difference
Max Drawdown Largest peak-to-trough decline	-22.70%	-35.05%	+12.35%
Max Drawdown (1Y) Largest decline over 1 year	-8.80%	-7.00%	-1.80%
Max Drawdown (3Y) Largest decline over 3 years	-12.72%	-10.64%	-2.08%
Max Drawdown (5Y) Largest decline over 5 years	—	-18.65%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-22.31%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.64%	-3.58%	-2.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.03%	1.54%	+0.49%

Volatility

FYMIX vs. AMBFX - Volatility Comparison

Fidelity Sustainable Multi-Asset Fund (FYMIX) has a higher volatility of 3.55% compared to American Funds American Balanced Fund® Class F-2 (AMBFX) at 2.67%. This indicates that FYMIX's price experiences larger fluctuations and is considered to be riskier than AMBFX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FYMIX	AMBFX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.55%	2.67%	+0.88%
Volatility (6M) Calculated over the trailing 6-month period	8.85%	6.86%	+1.99%
Volatility (1Y) Calculated over the trailing 1-year period	10.78%	8.73%	+2.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.73%	10.50%	+2.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.73%	10.67%	+2.06%

FYMIX vs. AMBFX - Expense Ratio Comparison

FYMIX has a 0.05% expense ratio, which is lower than AMBFX's 0.35% expense ratio.

Dividends

FYMIX vs. AMBFX - Dividend Comparison

FYMIX's dividend yield for the trailing twelve months is around 3.35%, less than AMBFX's 7.72% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AMBFX American Funds American Balanced Fund® Class F-2	7.72%	8.47%	7.40%	2.20%	2.52%	4.50%	4.56%	4.19%	6.20%	4.85%	4.46%	5.81%
FYMIX Fidelity Sustainable Multi-Asset Fund	3.35%	3.69%	1.84%	1.78%	1.79%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FYMIX and AMBFX in my portfolio?

With a correlation of 0.92, FYMIX and AMBFX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, FYMIX or AMBFX?

FYMIX has higher volatility (3.55%) compared to AMBFX (2.67%). In terms of maximum drawdown, FYMIX dropped -22.70% vs AMBFX's -35.05%.

Which has better risk-adjusted returns?

AMBFX currently has the higher Sharpe Ratio (2.96 vs 2.30), 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.