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FEBGX vs. AMFIX
Performance
Return for Risk
Drawdowns
Volatility
Dividends

FEBGX vs. AMFIX

Last updated Jun 6, 2026

FEBGX (Fidelity Environmental Bond Fund) and AMFIX (AAMA Income Fund) are both Intermediate Core-Plus Bond funds. Over the past 3 years, FEBGX returned 3.93%/yr vs 3.29%/yr for AMFIX. Their correlation of 0.84 suggests significant overlap in exposure. FEBGX charges 0.36%/yr vs 0.92%/yr for AMFIX.

Performance

FEBGX vs. AMFIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Environmental Bond Fund (FEBGX) and AAMA Income Fund (AMFIX). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

In the year-to-date period, FEBGX achieves a 0.27% return, which is significantly lower than AMFIX's 0.30% return.

FEBGX

1D
0.12%
1M
-0.02%
YTD
0.27%
6M
0.41%
1Y
5.20%
3Y*
3.93%
5Y*
—
10Y*
—

AMFIX

1D
0.04%
1M
-0.04%
YTD
0.30%
6M
0.56%
1Y
2.53%
3Y*
3.29%
5Y*
0.74%
10Y*
—
*Multi-year figures are annualized to reflect compound growth (CAGR)

FEBGX vs. AMFIX - Yearly Performance Comparison

2026 (YTD)20252024202320222021
FEBGX
Fidelity Environmental Bond Fund		0.27%7.04%1.60%5.35%-13.98%-0.06%
AMFIX
AAMA Income Fund		0.30%3.74%3.48%3.84%-6.26%-0.97%

Correlation

The correlation between FEBGX and AMFIX is 0.80, 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

0.80

Correlation (3Y)
Calculated over the trailing 3-year period

0.82

Correlation (All Time)
Calculated using the full available price history since Jun 16, 2021

0.84

The correlation between FEBGX and AMFIX has been stable across timeframes, ranging from 0.80 to 0.84 - a consistent structural relationship.

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Fidelity Environmental Bond Fund

AAMA Income Fund

Often compared with FEBGX:
FEBGX vs. BCOIXFEBGX vs. FBGRXFEBGX vs. FSELXFEBGX vs. PGSIXFEBGX vs. ARINXFEBGX vs. EINFXFEBGX vs. HOBIX
Often compared with AMFIX:
AMFIX vs. HOBIXAMFIX vs. ARINXAMFIX vs. EINFXAMFIX vs. BCPIXAMFIX vs. AAIIXAMFIX vs. GUGAXAMFIX vs. JCPUX

Return for Risk

FEBGX vs. AMFIX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
FEBGX
FEBGX Risk / Return Rank: 1616
Overall Rank
FEBGX Sharpe Ratio Rank: 1616
Sharpe Ratio Rank
FEBGX Sortino Ratio Rank: 1616
Sortino Ratio Rank
FEBGX Omega Ratio Rank: 1515
Omega Ratio Rank
FEBGX Calmar Ratio Rank: 1818
Calmar Ratio Rank
FEBGX Martin Ratio Rank: 1717
Martin Ratio Rank
AMFIX
AMFIX Risk / Return Rank: 7272
Overall Rank
AMFIX Sharpe Ratio Rank: 6969
Sharpe Ratio Rank
AMFIX Sortino Ratio Rank: 7979
Sortino Ratio Rank
AMFIX Omega Ratio Rank: 7878
Omega Ratio Rank
AMFIX Calmar Ratio Rank: 7676
Calmar Ratio Rank
AMFIX Martin Ratio Rank: 5757
Martin Ratio Rank
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.

FEBGX vs. AMFIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Environmental Bond Fund (FEBGX) and AAMA Income Fund (AMFIX). 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.

FEBGXAMFIXDifference
Sharpe ratioReturn per unit of total volatility
1.07
2.35

-1.28

Sortino ratioReturn per unit of downside risk
1.58
3.67

-2.10

Omega ratioGain probability vs. loss probability

1.19

1.49

-0.30

Calmar ratioReturn relative to maximum drawdown

1.42

3.32

-1.89

Martin ratioReturn relative to average drawdown

4.32

11.00

-6.68

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FEBGX vs. AMFIX - Sharpe Ratio Comparison

The current FEBGX Sharpe Ratio is 1.07, which is lower than the AMFIX Sharpe Ratio of 2.35. The chart below compares the historical Sharpe Ratios of FEBGX and AMFIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

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Sharpe Ratios by Period

FEBGXAMFIXDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.07

2.35

-1.28

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

—

0.34

—

Sharpe Ratio (All Time)

Calculated using the full available price history

-0.04

0.56

-0.60

Drawdowns

FEBGX vs. AMFIX - Drawdown Comparison

The maximum FEBGX drawdown since its inception was -19.47%, which is greater than AMFIX's maximum drawdown of -9.35%. Use the drawdown chart below to compare losses from any high point for FEBGX and AMFIX.

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Drawdown Indicators

FEBGXAMFIXDifference

Max Drawdown

Largest peak-to-trough decline

-19.47%

-9.35%

-10.12%

Max Drawdown (1Y)

Largest decline over 1 year

-3.05%

-0.74%

-2.31%

Max Drawdown (3Y)

Largest decline over 3 years

-6.38%

-0.88%

-5.50%

Max Drawdown (5Y)

Largest decline over 5 years

—

-8.91%

—

Current Drawdown

Current decline from peak

-2.88%

-0.39%

-2.49%

Average Drawdown

Average peak-to-trough decline

-8.79%

-2.02%

-6.77%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.01%

0.22%

+0.79%

Volatility

FEBGX vs. AMFIX - Volatility Comparison

Fidelity Environmental Bond Fund (FEBGX) has a higher volatility of 1.44% compared to AAMA Income Fund (AMFIX) at 0.40%. This indicates that FEBGX's price experiences larger fluctuations and is considered to be riskier than AMFIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

FEBGXAMFIXDifference

Volatility (1M)

Calculated over the trailing 1-month period

1.44%

0.40%

+1.04%

Volatility (6M)

Calculated over the trailing 6-month period

2.97%

0.83%

+2.14%

Volatility (1Y)

Calculated over the trailing 1-year period

4.11%

1.05%

+3.06%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

5.90%

2.17%

+3.73%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

5.90%

1.74%

+4.16%

FEBGX vs. AMFIX - Expense Ratio Comparison

FEBGX has a 0.36% expense ratio, which is lower than AMFIX's 0.92% expense ratio.

Dividends

FEBGX vs. AMFIX - Dividend Comparison

FEBGX's dividend yield for the trailing twelve months is around 3.92%, more than AMFIX's 2.21% yield.

PositionTTM202520242023202220212020201920182017
AMFIX
AAMA Income Fund		2.21%2.08%2.44%1.70%0.83%0.57%0.83%1.24%1.24%0.40%
FEBGX
Fidelity Environmental Bond Fund		3.92%3.82%3.75%2.67%2.73%0.64%0.00%0.00%0.00%0.00%

Frequently Asked Questions

FEBGX and AMFIX have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

FEBGX has higher volatility (1.44%) compared to AMFIX (0.40%). In terms of maximum drawdown, FEBGX dropped -19.47% vs AMFIX's -9.35%.

AMFIX currently has the higher Sharpe Ratio (2.35 vs 1.07), 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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