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Calvert Flexible Bond Fund (CUBIX)
Performance
Return for Risk
Dividends
Drawdowns
Volatility

Fund Info

ISIN
US13161X3035
CUSIP
13161X303
Inception Date
Sep 29, 2014
Min. Investment
$1,000,000
Distribution Policy
Distributing
Asset Class
Bond

Share Price Chart


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Calvert Flexible Bond Fund

Performance

Performance Chart

The chart shows the growth of an initial investment of $10,000 in Calvert Flexible 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

Calvert Flexible Bond Fund (CUBIX) has returned -0.77% so far this year and 5.20% over the past 12 months. Over the last ten years, CUBIX has returned 4.11% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.


Calvert Flexible Bond Fund

1D
0.34%
1M
-1.93%
YTD
-0.77%
6M
0.61%
1Y
5.20%
3Y*
6.16%
5Y*
3.61%
10Y*
4.11%

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 Oct 1, 2014, CUBIX's average daily return is +0.02%, while the average monthly return is +0.32%. At this rate, your investment would double in approximately 18.1 years.

Historically, 71% of months were positive and 29% were negative. The best month was Nov 2023 with a return of +3.0%, while the worst month was Mar 2020 at -9.6%. The longest winning streak lasted 21 consecutive months, and the longest losing streak was 6 months.

On a daily basis, CUBIX closed higher 40% of trading days. The best single day was Mar 27, 2020 with a return of +2.1%, while the worst single day was Mar 18, 2020 at -1.9%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.65%0.53%-1.93%-0.77%
20250.91%1.30%-0.12%0.39%0.57%1.30%0.30%1.17%0.75%0.34%0.67%0.37%8.23%
20240.80%-0.23%1.03%-0.77%1.25%0.61%1.73%1.36%1.14%-1.18%1.06%-0.39%6.56%
20232.63%-0.47%0.43%-0.35%-0.04%0.79%0.67%-0.21%-0.59%-1.07%2.95%2.38%7.24%
2022-0.71%-0.90%-0.92%-0.86%-0.10%-2.40%1.84%-0.36%-2.09%0.13%1.83%0.40%-4.15%
20210.99%0.70%0.60%0.41%0.38%0.34%0.19%0.14%0.30%-0.15%-0.50%0.38%3.82%

Benchmark Metrics

Calvert Flexible Bond Fund has an annualized alpha of 3.33%, beta of 0.04, and R² of 0.09 versus S&P 500 Index. Calculated based on daily prices since October 02, 2014.

  • This fund participates in less of S&P 500 Index's moves in both directions, but captures a larger share of gains (17.81%) than losses (12.82%) — typical of diversified or defensive assets.
  • Beta of 0.04 may look defensive, but with R² of 0.09 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 0.09 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
3.33%
Beta
0.04
0.09
Upside Capture
17.81%
Downside Capture
12.82%

Expense Ratio

CUBIX has an expense ratio of 0.66%, placing it in the medium range.


Return for Risk

Risk / Return Rank

CUBIX ranks 93 for risk / return — in the top 93% 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.


CUBIX Risk / Return Rank: 9393
Overall Rank
CUBIX Sharpe Ratio Rank: 9494
Sharpe Ratio Rank
CUBIX Sortino Ratio Rank: 9696
Sortino Ratio Rank
CUBIX Omega Ratio Rank: 9393
Omega Ratio Rank
CUBIX Calmar Ratio Rank: 9191
Calmar Ratio Rank
CUBIX Martin Ratio Rank: 9393
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 Calvert Flexible Bond Fund (CUBIX) and compare them to a chosen benchmark (S&P 500 Index).


CUBIXBenchmarkDifference

Sharpe ratio

Return per unit of total volatility

2.15

0.90

+1.26

Sortino ratio

Return per unit of downside risk

3.37

1.39

+1.99

Omega ratio

Gain probability vs. loss probability

1.46

1.21

+0.24

Calmar ratio

Return relative to maximum drawdown

2.59

1.40

+1.19

Martin ratio

Return relative to average drawdown

11.57

6.61

+4.96

Explore CUBIX risk-adjusted metrics in detail

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

Dividends

Dividend History

Calvert Flexible Bond Fund provided a 4.56% dividend yield over the last twelve months, with an annual payout of $0.67 per share.


3.00%3.50%4.00%4.50%5.00%5.50%$0.00$0.20$0.40$0.60$0.8020152016201720182019202020212022202320242025
Dividends
Dividend Yield
PeriodTTM20252024202320222021202020192018201720162015
Dividend$0.67$0.74$0.80$0.57$0.66$0.55$0.44$0.51$0.49$0.51$0.67$0.48

Dividend yield

4.56%4.93%5.50%3.95%4.75%3.58%2.85%3.35%3.33%3.41%4.48%3.25%

Monthly Dividends

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


JanFebMarAprMayJunJulAugSepOctNovDecTotal
2026$0.06$0.06$0.00$0.12
2025$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.06$0.74
2024$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.07$0.06$0.06$0.80
2023$0.06$0.06$0.06$0.00$0.06$0.06$0.06$0.00$0.07$0.00$0.07$0.07$0.57
2022$0.03$0.03$0.03$0.03$0.04$0.00$0.04$0.05$0.00$0.05$0.06$0.31$0.66
2021$0.03$0.04$0.03$0.03$0.04$0.03$0.03$0.03$0.03$0.03$0.03$0.20$0.55

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 Calvert Flexible 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 Calvert Flexible Bond Fund was 14.12%, occurring on Mar 25, 2020. Recovery took 157 trading sessions.

The current Calvert Flexible Bond Fund drawdown is 1.93%.


Depth

Start

To Bottom

Bottom

To Recover

End

Total

-14.12%Feb 19, 202026Mar 25, 2020157Nov 5, 2020183
-7.48%Oct 1, 2021266Oct 20, 2022279Nov 30, 2023545
-2.73%May 28, 2015181Feb 12, 201635Apr 5, 2016216
-2.26%Mar 2, 202620Mar 27, 2026
-1.82%Mar 4, 202529Apr 11, 202512Apr 30, 202541

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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