QBDSX vs. FSRKX

Last updated Aug 1, 2026

QBDSX (Quantified Managed Income Fund) and FSRKX (Fidelity Strategic Real Return Fund Class K6) are both Diversified Portfolio funds. Over the past 5 years, QBDSX returned 0.70%/yr vs 5.72%/yr for FSRKX. Their 0.39 correlation means their historical movements had little consistent relationship. QBDSX charges 1.31%/yr vs 0.51%/yr for FSRKX.

Performance

QBDSX vs. FSRKX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Quantified Managed Income Fund (QBDSX) and Fidelity Strategic Real Return Fund Class K6 (FSRKX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, QBDSX achieves a -0.25% return, which is significantly lower than FSRKX's 6.99% return.

QBDSX

• 1D: 0.00%
• 1M: 0.13%
• 6M: -0.88%
• YTD: -0.25%
• 1Y: 0.15%
• 3Y*: 2.24%
• 5Y*: 0.70%
• 10Y*: 0.52%
• ALL TIME*: 0.75%

FSRKX

• 1D: 0.00%
• 1M: 0.64%
• 6M: 3.39%
• YTD: 6.99%
• 1Y: 13.35%
• 3Y*: 8.30%
• 5Y*: 5.72%
• 10Y*: —
• ALL TIME*: 6.77%

*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)
FSRKX Fidelity Strategic Real Return Fund Class K6	$0.00	$0.00	$0.00
QBDSX Quantified Managed Income Fund	$0.00	$0.00	$0.00

QBDSX vs. FSRKX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
QBDSX Quantified Managed Income Fund	-0.25%	5.11%	1.02%	2.25%	-4.09%	-0.66%	-9.22%	1.44%
FSRKX Fidelity Strategic Real Return Fund Class K6	6.99%	10.59%	6.00%	4.81%	-3.13%	16.06%	3.94%	1.66%

Correlation

The correlation between QBDSX and FSRKX is 0.39, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.39
Correlation (3Y) Balances recent behavior with more history.	0.47
Correlation (5Y) Shows whether the relationship held over a longer period.	0.39
Correlation (All Time) Calculated using the full available price history since Oct 11, 2019	0.39

Return for Risk

QBDSX vs. FSRKX — Risk / Return Rank

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

QBDSX

QBDSX Risk / Return Rank: 4
QBDSX Sharpe Ratio Rank: 4
QBDSX Sortino Ratio Rank: 4
QBDSX Omega Ratio Rank: 4
QBDSX Calmar Ratio Rank: 4
QBDSX Martin Ratio Rank: 4

FSRKX

FSRKX Risk / Return Rank: 91
FSRKX Sharpe Ratio Rank: 95
FSRKX Sortino Ratio Rank: 91
FSRKX Omega Ratio Rank: 91
FSRKX Calmar Ratio Rank: 92
FSRKX Martin Ratio Rank: 89

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.

QBDSX vs. FSRKX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Quantified Managed Income Fund (QBDSX) and Fidelity Strategic Real Return Fund Class K6 (FSRKX). 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.

	QBDSX	FSRKX	Difference
Sharpe ratio: Return per unit of total volatility	-0.03	2.56	-2.58
Sortino ratio: Return per unit of downside risk	-0.01	3.47	-3.48
Omega ratio: Gain probability vs. loss probability	1.00	1.50	-0.50
Calmar ratio: Return relative to maximum drawdown	-0.03	3.55	-3.58
Martin ratio: Return relative to average drawdown	-0.07	11.71	-11.78

QBDSX vs. FSRKX - Sharpe Ratio Comparison

The current QBDSX Sharpe Ratio is -0.03, which is lower than the FSRKX Sharpe Ratio of 2.56. The chart below compares the historical Sharpe Ratios of QBDSX and FSRKX, 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

QBDSX vs. FSRKX - Drawdown Comparison

The maximum QBDSX drawdown since its inception was -18.38%, smaller than the maximum FSRKX drawdown of -19.93%. Use the drawdown chart below to compare losses from any high point for QBDSX and FSRKX.

Drawdown Indicators

	QBDSX	FSRKX	Difference
Max Drawdown Largest peak-to-trough decline	-18.38%	-19.93%	+1.55%
Max Drawdown (1Y) Largest decline over 1 year	-3.09%	-3.60%	+0.51%
Max Drawdown (3Y) Largest decline over 3 years	-3.76%	-5.84%	+2.08%
Max Drawdown (5Y) Largest decline over 5 years	-7.40%	-12.74%	+5.34%
Max Drawdown (10Y) Largest decline over 10 years	-18.38%	—	—
Current Drawdown Current decline from peak	-8.29%	-2.37%	-5.92%
Average Drawdown Average peak-to-trough decline	-6.86%	-3.19%	-3.67%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.43%	1.11%	+0.32%

Volatility

QBDSX vs. FSRKX - Volatility Comparison

The current volatility for Quantified Managed Income Fund (QBDSX) is 0.75%, while Fidelity Strategic Real Return Fund Class K6 (FSRKX) has a volatility of 1.83%. This indicates that QBDSX experiences smaller price fluctuations and is considered to be less risky than FSRKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	QBDSX	FSRKX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.75%	1.83%	-1.08%
Volatility (6M) Calculated over the trailing 6-month period	2.38%	3.90%	-1.52%
Volatility (1Y) Calculated over the trailing 1-year period	3.53%	5.06%	-1.53%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.31%	6.94%	-2.63%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.24%	7.75%	-2.51%

QBDSX vs. FSRKX - Expense Ratio Comparison

QBDSX has a 1.31% expense ratio, which is higher than FSRKX's 0.51% expense ratio.

Dividends

QBDSX vs. FSRKX - Dividend Comparison

QBDSX's dividend yield for the trailing twelve months is around 4.49%, more than FSRKX's 3.29% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FSRKX Fidelity Strategic Real Return Fund Class K6	3.29%	4.83%	4.98%	5.38%	7.38%	5.43%	2.31%	1.16%	0.00%	0.00%	0.00%	0.00%
QBDSX Quantified Managed Income Fund	4.49%	4.47%	3.98%	4.51%	0.54%	0.71%	0.87%	2.26%	2.04%	2.51%	1.00%	3.89%

Frequently Asked Questions

Can I hold both QBDSX and FSRKX in my portfolio?

QBDSX and FSRKX have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, QBDSX or FSRKX?

FSRKX has higher volatility (1.83%) compared to QBDSX (0.75%). In terms of maximum drawdown, QBDSX dropped -18.38% vs FSRKX's -19.93%.

Which has better risk-adjusted returns?

FSRKX currently has the higher Sharpe Ratio (2.56 vs -0.03), 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.