FCNVX vs. SPAXX

Last updated Jun 9, 2026

FCNVX (Fidelity Conservative Income Bond Institutional Class) and SPAXX (Fidelity Government Money Market Fund) are both mutual funds - FCNVX is a Total Bond Market fund managed by Fidelity, while SPAXX is a Money Market fund actively managed by Fidelity. Over the past 5 years, FCNVX returned 3.58%/yr vs 1.45%/yr for SPAXX. At a 0.36 correlation, their price movements are largely independent. FCNVX charges 0.25%/yr vs 0.42%/yr for SPAXX.

Performance

FCNVX vs. SPAXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Conservative Income Bond Institutional Class (FCNVX) and Fidelity Government Money Market Fund (SPAXX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FCNVX achieves a 1.50% return, which is significantly higher than SPAXX's 1.37% return.

FCNVX

• 1D: 0.00%
• 1M: 0.33%
• YTD: 1.50%
• 6M: 1.85%
• 1Y: 4.24%
• 3Y*: 5.03%
• 5Y*: 3.58%
• 10Y*: 2.58%

SPAXX

• 1D: 0.00%
• 1M: 0.28%
• YTD: 1.37%
• 6M: 1.67%
• 1Y: 3.66%
• 3Y*: 2.42%
• 5Y*: 1.45%
• 10Y*: —

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

FCNVX vs. SPAXX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
FCNVX Fidelity Conservative Income Bond Institutional Class	1.50%	4.51%	5.43%	5.86%	0.85%	-0.12%
SPAXX Fidelity Government Money Market Fund	1.37%	3.96%	1.54%	0.41%	0.00%	0.00%

Correlation

The correlation between FCNVX and SPAXX is 0.81, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.81
Correlation (3Y) Calculated over the trailing 3-year period	0.45
Correlation (5Y) Calculated over the trailing 5-year period	0.36
Correlation (All Time) Calculated using the full available price history since May 25, 2021	0.36

Over the past year, FCNVX and SPAXX have become more correlated (0.81) than their long-term average of 0.36, meaning their price movements have been converging.

Return for Risk

FCNVX vs. SPAXX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FCNVX

FCNVX Risk / Return Rank: 99
FCNVX Sharpe Ratio Rank: 97
FCNVX Sortino Ratio Rank: 100
FCNVX Omega Ratio Rank: 100
FCNVX Calmar Ratio Rank: 100
FCNVX Martin Ratio Rank: 100

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.

FCNVX vs. SPAXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Conservative Income Bond Institutional Class (FCNVX) and Fidelity Government Money Market Fund (SPAXX). 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.

	FCNVX	SPAXX	Difference
Sharpe ratio: Return per unit of total volatility	3.52	3.65	-0.13
Sortino ratio: Return per unit of downside risk	23.50	—	—
Omega ratio: Gain probability vs. loss probability	13.78	—	—
Calmar ratio: Return relative to maximum drawdown	41.82	—	—
Martin ratio: Return relative to average drawdown	153.67	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FCNVX vs. SPAXX - Sharpe Ratio Comparison

The current FCNVX Sharpe Ratio is 3.52, which is comparable to the SPAXX Sharpe Ratio of 3.65. The chart below compares the historical Sharpe Ratios of FCNVX and SPAXX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	FCNVX	SPAXX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.52	3.65	-0.13
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	2.78	2.13	+0.65
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	2.48	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.20	2.12	+0.08

Drawdowns

FCNVX vs. SPAXX - Drawdown Comparison

The maximum FCNVX drawdown since its inception was -2.19%, which is greater than SPAXX's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for FCNVX and SPAXX.

Drawdown Indicators

	FCNVX	SPAXX	Difference
Max Drawdown Largest peak-to-trough decline	-2.19%	0.00%	-2.19%
Max Drawdown (1Y) Largest decline over 1 year	-0.10%	0.00%	-0.10%
Max Drawdown (3Y) Largest decline over 3 years	-0.30%	0.00%	-0.30%
Max Drawdown (5Y) Largest decline over 5 years	-0.59%	0.00%	-0.59%
Max Drawdown (10Y) Largest decline over 10 years	-2.19%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.05%	0.00%	-0.05%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.03%	0.00%	+0.03%

Volatility

FCNVX vs. SPAXX - Volatility Comparison

Fidelity Conservative Income Bond Institutional Class (FCNVX) has a higher volatility of 0.33% compared to Fidelity Government Money Market Fund (SPAXX) at 0.28%. This indicates that FCNVX's price experiences larger fluctuations and is considered to be riskier than SPAXX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FCNVX	SPAXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.33%	0.28%	+0.05%
Volatility (6M) Calculated over the trailing 6-month period	0.78%	0.72%	+0.06%
Volatility (1Y) Calculated over the trailing 1-year period	1.18%	1.03%	+0.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.29%	0.69%	+0.60%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.04%	0.69%	+0.35%

FCNVX vs. SPAXX - Expense Ratio Comparison

FCNVX has a 0.25% expense ratio, which is lower than SPAXX's 0.42% expense ratio.

Dividends

FCNVX vs. SPAXX - Dividend Comparison

FCNVX's dividend yield for the trailing twelve months is around 4.15%, more than SPAXX's 3.59% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FCNVX Fidelity Conservative Income Bond Institutional Class	4.15%	4.41%	5.17%	4.97%	1.24%	0.24%	0.99%	2.45%	2.21%	1.30%	1.01%	0.48%
SPAXX Fidelity Government Money Market Fund	3.59%	3.88%	1.53%	0.41%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both FCNVX and SPAXX in my portfolio?

FCNVX and SPAXX have a correlation of 0.81, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FCNVX or SPAXX?

FCNVX has higher volatility (0.33%) compared to SPAXX (0.28%). In terms of maximum drawdown, FCNVX dropped -2.19% vs SPAXX's 0.00%.

Which has better risk-adjusted returns?

SPAXX currently has the higher Sharpe Ratio (3.65 vs 3.52), 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.