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Calamos Short-Term Bond Fund (CSTIX)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US1281204339
Issuer
Calamos
Inception Date
Sep 19, 2018
Min. Investment
$1,000,000
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Calamos Short-Term Bond Fund

Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Calamos Short-Term Bond Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.


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S&P 500 Index

Returns By Period

Calamos Short-Term Bond Fund (CSTIX) has returned -0.19% so far this year and 4.17% over the past 12 months.


Calamos Short-Term Bond Fund

1D
0.10%
1M
-1.14%
YTD
-0.19%
6M
1.06%
1Y
4.17%
3Y*
4.64%
5Y*
2.50%
10Y*

Benchmark (S&P 500 Index)

1D
2.91%
1M
-5.09%
YTD
-4.63%
6M
-2.39%
1Y
16.33%
3Y*
16.69%
5Y*
10.18%
10Y*
12.16%
*Multi-year figures are annualized to reflect compound growth (CAGR)

Monthly Returns

Based on dividend-adjusted daily data since Sep 20, 2018, CSTIX's average daily return is +0.01%, while the average monthly return is +0.24%. At this rate, your investment would double in approximately 24.1 years.

Historically, 71% of months were positive and 29% were negative. The best month was Nov 2023 with a return of +1.6%, while the worst month was Mar 2020 at -2.3%. The longest winning streak lasted 17 consecutive months, and the longest losing streak was 4 months.

On a daily basis, CSTIX closed higher 29% of trading days. The best single day was Mar 31, 2020 with a return of +0.7%, while the worst single day was Mar 18, 2020 at -0.9%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.28%0.68%-1.14%-0.19%
20250.49%0.79%0.38%0.60%0.28%0.80%0.08%1.01%0.27%0.38%0.59%0.27%6.11%
20240.42%-0.32%0.55%-0.29%0.81%0.60%1.24%0.92%0.81%-0.55%0.59%0.04%4.91%
20231.20%-0.71%1.11%0.21%-0.25%-0.04%0.50%0.41%-0.24%-0.32%1.59%1.23%4.76%
2022-0.71%-0.50%-1.22%-0.71%0.44%-1.26%0.96%-0.68%-1.38%-0.02%1.08%0.97%-3.04%
20210.10%-0.04%-0.15%0.25%0.24%-0.06%0.23%0.03%-0.07%-0.29%-0.20%0.10%0.13%

Benchmark Metrics

Calamos Short-Term Bond Fund has an annualized alpha of 2.77%, beta of 0.01, and R² of 0.02 versus S&P 500 Index. Calculated based on daily prices since September 21, 2018.

  • This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (9.18%) than losses (3.26%) — typical of diversified or defensive assets.
  • Beta of 0.01 may look defensive, but with R² of 0.02 this fund is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
  • R² of 0.02 means this fund moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

Alpha
2.77%
Beta
0.01
0.02
Upside Capture
9.18%
Downside Capture
3.26%

Expense Ratio

CSTIX has an expense ratio of 0.40%, placing it in the medium range.


Return for Risk

Risk / Return Rank

CSTIX ranks 96 for risk / return — in the top 96% of mutual funds on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.


CSTIX Risk / Return Rank: 9696
Overall Rank
CSTIX Sharpe Ratio Rank: 9494
Sharpe Ratio Rank
CSTIX Sortino Ratio Rank: 9797
Sortino Ratio Rank
CSTIX Omega Ratio Rank: 9595
Omega Ratio Rank
CSTIX Calmar Ratio Rank: 9696
Calmar Ratio Rank
CSTIX Martin Ratio Rank: 9696
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Calamos Short-Term Bond Fund (CSTIX) and compare them to a chosen benchmark (S&P 500 Index).


CSTIXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

2.15

0.90

+1.26

Sortino ratio

Return per unit of downside risk

3.88

1.39

+2.49

Omega ratio

Gain probability vs. loss probability

1.51

1.21

+0.30

Calmar ratio

Return relative to maximum drawdown

3.56

1.40

+2.16

Martin ratio

Return relative to average drawdown

14.49

6.61

+7.88

Explore CSTIX risk-adjusted metrics in detail

Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.

Dividends

Dividend History

Calamos Short-Term Bond Fund provided a 4.22% dividend yield over the last twelve months, with an annual payout of $0.40 per share. The fund has been increasing its distributions for 3 consecutive years.


1.00%2.00%3.00%4.00%5.00%$0.00$0.10$0.20$0.30$0.4020182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018
Dividend$0.40$0.44$0.42$0.29$0.24$0.33$0.34$0.35$0.07

Dividend yield

4.22%4.55%4.46%3.02%2.56%3.37%3.38%3.43%0.72%

Monthly Dividends

The table displays the monthly dividend distributions for Calamos Short-Term Bond Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.04$0.04$0.00$0.07
2025$0.04$0.03$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.44
2024$0.03$0.03$0.03$0.03$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.04$0.42
2023$0.02$0.02$0.02$0.00$0.03$0.03$0.03$0.03$0.03$0.00$0.03$0.06$0.29
2022$0.01$0.01$0.01$0.01$0.01$0.00$0.00$0.02$0.00$0.02$0.02$0.13$0.24
2021$0.17$0.02$0.02$0.02$0.01$0.01$0.01$0.01$0.01$0.01$0.01$0.03$0.33

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the Calamos Short-Term Bond Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Calamos Short-Term Bond Fund was 6.03%, occurring on Oct 20, 2022. Recovery took 280 trading sessions.

The current Calamos Short-Term Bond Fund drawdown is 1.14%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-6.03%Sep 16, 2021277Oct 20, 2022280Dec 1, 2023557
-4.79%Mar 9, 202012Mar 24, 202054Jun 10, 202066
-1.35%Mar 2, 202619Mar 26, 2026
-1.04%Apr 4, 20256Apr 11, 202512Apr 30, 202518
-1.04%Oct 2, 202421Oct 30, 202424Dec 4, 202445

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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