CSDAX vs. FTHRX

Last updated Aug 5, 2026

CSDAX (Calvert Short Duration Income Fund) and FTHRX (Fidelity Intermediate Bond Fund) are both mutual funds - CSDAX is a Short-Term Bond fund managed by Calvert, while FTHRX is a Intermediate Core Bond fund actively managed by Fidelity. Over the past 10 years, CSDAX returned 2.60%/yr vs 1.88%/yr for FTHRX. Their 0.75 correlation means they have sometimes moved together and sometimes differently. CSDAX charges 0.76%/yr vs 0.45%/yr for FTHRX.

Performance

CSDAX vs. FTHRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Calvert Short Duration Income Fund (CSDAX) and Fidelity Intermediate Bond Fund (FTHRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CSDAX achieves a 0.59% return, which is significantly higher than FTHRX's -0.33% return. Over the past 10 years, CSDAX has outperformed FTHRX with an annualized return of 2.60%, while FTHRX has yielded a comparatively lower 1.88% annualized return.

CSDAX

• 1D: 0.13%
• 1M: -0.38%
• 6M: 0.23%
• YTD: 0.59%
• 1Y: 2.70%
• 3Y*: 4.93%
• 5Y*: 2.41%
• 10Y*: 2.60%
• ALL TIME*: 3.37%

FTHRX

• 1D: 0.10%
• 1M: -0.68%
• 6M: -0.44%
• YTD: -0.33%
• 1Y: 1.62%
• 3Y*: 4.38%
• 5Y*: 0.76%
• 10Y*: 1.88%
• ALL TIME*: 3.83%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
CSDAX Calvert Short Duration Income Fund	$0.00	$0.00	$0.00
FTHRX Fidelity Intermediate Bond Fund	$0.00	$0.00	$0.00

CSDAX vs. FTHRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CSDAX Calvert Short Duration Income Fund	0.59%	6.22%	5.00%	6.58%	-5.36%	0.88%	4.52%	6.21%	0.05%	2.17%
FTHRX Fidelity Intermediate Bond Fund	-0.33%	6.89%	3.25%	5.55%	-9.17%	-1.60%	7.06%	7.20%	0.52%	2.31%

Correlation

The correlation between CSDAX and FTHRX is 0.92, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.92
Correlation (3Y) Balances recent behavior with more history.	0.90
Correlation (5Y) Shows whether the relationship held over a longer period.	0.88
Correlation (10Y) Provides a long-term view across more market conditions.	0.82
Correlation (All Time) Calculated using the full available price history since Jan 31, 2002	0.75

The correlation between CSDAX and FTHRX shifts across timeframes, from 0.75 (all time) to 0.92 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

CSDAX vs. FTHRX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

CSDAX

CSDAX Risk / Return Rank: 46
CSDAX Sharpe Ratio Rank: 41
CSDAX Sortino Ratio Rank: 58
CSDAX Omega Ratio Rank: 48
CSDAX Calmar Ratio Rank: 40
CSDAX Martin Ratio Rank: 41

FTHRX

FTHRX Risk / Return Rank: 15
FTHRX Sharpe Ratio Rank: 16
FTHRX Sortino Ratio Rank: 15
FTHRX Omega Ratio Rank: 14
FTHRX Calmar Ratio Rank: 16
FTHRX Martin Ratio Rank: 14

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CSDAX vs. FTHRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Calvert Short Duration Income Fund (CSDAX) and Fidelity Intermediate Bond Fund (FTHRX). 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.

	CSDAX	FTHRX	Difference
Sharpe ratio: Return per unit of total volatility	1.42	0.65	+0.77
Sortino ratio: Return per unit of downside risk	2.39	0.96	+1.44
Omega ratio: Gain probability vs. loss probability	1.29	1.11	+0.17
Calmar ratio: Return relative to maximum drawdown	1.84	0.82	+1.02
Martin ratio: Return relative to average drawdown	6.64	2.00	+4.64

CSDAX vs. FTHRX - Sharpe Ratio Comparison

The current CSDAX Sharpe Ratio is 1.42, which is higher than the FTHRX Sharpe Ratio of 0.65. The chart below compares the historical Sharpe Ratios of CSDAX and FTHRX, 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

CSDAX vs. FTHRX - Drawdown Comparison

The maximum CSDAX drawdown since its inception was -9.96%, smaller than the maximum FTHRX drawdown of -19.01%. Use the drawdown chart below to compare losses from any high point for CSDAX and FTHRX.

Drawdown Indicators

	CSDAX	FTHRX	Difference
Max Drawdown Largest peak-to-trough decline	-9.96%	-19.01%	+9.05%
Max Drawdown (1Y) Largest decline over 1 year	-1.51%	-2.11%	+0.60%
Max Drawdown (3Y) Largest decline over 3 years	-1.51%	-2.50%	+0.99%
Max Drawdown (5Y) Largest decline over 5 years	-8.14%	-12.98%	+4.84%
Max Drawdown (10Y) Largest decline over 10 years	-9.96%	-13.25%	+3.29%
Current Drawdown Current decline from peak	-0.38%	-1.56%	+1.18%
Average Drawdown Average peak-to-trough decline	-0.71%	-3.06%	+2.35%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.42%	0.86%	-0.44%

Volatility

CSDAX vs. FTHRX - Volatility Comparison

The current volatility for Calvert Short Duration Income Fund (CSDAX) is 0.46%, while Fidelity Intermediate Bond Fund (FTHRX) has a volatility of 0.74%. This indicates that CSDAX experiences smaller price fluctuations and is considered to be less risky than FTHRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CSDAX	FTHRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.46%	0.74%	-0.28%
Volatility (6M) Calculated over the trailing 6-month period	1.58%	2.17%	-0.59%
Volatility (1Y) Calculated over the trailing 1-year period	1.96%	2.65%	-0.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.41%	4.04%	-1.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.32%	3.40%	-1.08%

CSDAX vs. FTHRX - Expense Ratio Comparison

CSDAX has a 0.76% expense ratio, which is higher than FTHRX's 0.45% expense ratio.

Dividends

CSDAX vs. FTHRX - Dividend Comparison

CSDAX's dividend yield for the trailing twelve months is around 3.98%, more than FTHRX's 3.42% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
CSDAX Calvert Short Duration Income Fund	3.98%	4.42%	4.28%	3.24%	1.95%	2.25%	2.58%	2.79%	2.67%	1.84%	2.07%	1.84%
FTHRX Fidelity Intermediate Bond Fund	3.42%	3.59%	3.49%	2.94%	1.55%	1.53%	4.16%	2.49%	2.48%	2.20%	2.63%	2.13%

Frequently Asked Questions

Can I hold both CSDAX and FTHRX in my portfolio?

With a correlation of 0.92, CSDAX and FTHRX 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, CSDAX or FTHRX?

FTHRX has higher volatility (0.74%) compared to CSDAX (0.46%). In terms of maximum drawdown, CSDAX dropped -9.96% vs FTHRX's -19.01%.

Which has better risk-adjusted returns?

CSDAX currently has the higher Sharpe Ratio (1.42 vs 0.65), 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.