SAABY vs. SPAXX

Last updated Jun 9, 2026

SAABY (Saab AB (publ)) is a stock, while SPAXX (Fidelity Government Money Market Fund) is Money Market fund actively managed by Fidelity. Over the past 5 years, SAABY returned 51.19%/yr vs 1.45%/yr for SPAXX. At a 0.03 correlation, their price movements are largely independent.

Performance

SAABY vs. SPAXX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Saab AB (publ) (SAABY) 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, SAABY achieves a -3.10% return, which is significantly lower than SPAXX's 1.37% return.

SAABY

• 1D: 1.56%
• 1M: -4.17%
• YTD: -3.10%
• 6M: 4.44%
• 1Y: 6.53%
• 3Y*: 60.83%
• 5Y*: 51.19%
• 10Y*: —

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)

SAABY vs. SPAXX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
SAABY Saab AB (publ)	-3.10%	177.56%	39.85%	47.07%	67.28%	-10.36%
SPAXX Fidelity Government Money Market Fund	1.37%	3.96%	1.54%	0.41%	0.00%	0.00%

Correlation

The correlation between SAABY and SPAXX is 0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.03
Correlation (All Time) Calculated using the full available price history since May 25, 2021	0.03

Return for Risk

SAABY vs. SPAXX — Risk / Return Rank

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

SAABY

SAABY Risk / Return Rank: 46
SAABY Sharpe Ratio Rank: 47
SAABY Sortino Ratio Rank: 45
SAABY Omega Ratio Rank: 43
SAABY Calmar Ratio Rank: 47
SAABY Martin Ratio Rank: 47

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.

SAABY vs. SPAXX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Saab AB (publ) (SAABY) 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.

	SAABY	SPAXX	Difference
Sharpe ratio: Return per unit of total volatility	0.13	3.65	-3.52
Sortino ratio: Return per unit of downside risk	0.55	—	—
Omega ratio: Gain probability vs. loss probability	1.06	—	—
Calmar ratio: Return relative to maximum drawdown	0.18	—	—
Martin ratio: Return relative to average drawdown	0.45	—	—
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SAABY vs. SPAXX - Sharpe Ratio Comparison

The current SAABY Sharpe Ratio is 0.13, which is lower than the SPAXX Sharpe Ratio of 3.65. The chart below compares the historical Sharpe Ratios of SAABY 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

	SAABY	SPAXX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.13	3.65	-3.52
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	1.10	2.13	-1.03
Sharpe Ratio (All Time) Calculated using the full available price history	0.77	2.12	-1.35

Drawdowns

SAABY vs. SPAXX - Drawdown Comparison

The maximum SAABY drawdown since its inception was -52.75%, which is greater than SPAXX's maximum drawdown of 0.00%. Use the drawdown chart below to compare losses from any high point for SAABY and SPAXX.

Drawdown Indicators

	SAABY	SPAXX	Difference
Max Drawdown Largest peak-to-trough decline	-52.75%	0.00%	-52.75%
Max Drawdown (1Y) Largest decline over 1 year	-37.04%	0.00%	-37.04%
Max Drawdown (3Y) Largest decline over 3 years	-37.04%	0.00%	-37.04%
Max Drawdown (5Y) Largest decline over 5 years	-37.04%	0.00%	-37.04%
Current Drawdown Current decline from peak	-30.86%	0.00%	-30.86%
Average Drawdown Average peak-to-trough decline	-16.93%	0.00%	-16.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	14.58%	0.00%	+14.58%

Volatility

SAABY vs. SPAXX - Volatility Comparison

Saab AB (publ) (SAABY) has a higher volatility of 15.81% compared to Fidelity Government Money Market Fund (SPAXX) at 0.28%. This indicates that SAABY'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

	SAABY	SPAXX	Difference
Volatility (1M) Calculated over the trailing 1-month period	15.81%	0.28%	+15.53%
Volatility (6M) Calculated over the trailing 6-month period	32.83%	0.72%	+32.11%
Volatility (1Y) Calculated over the trailing 1-year period	49.42%	1.03%	+48.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	46.99%	0.69%	+46.30%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	57.54%	0.69%	+56.85%

Dividends

SAABY vs. SPAXX - Dividend Comparison

SAABY's dividend yield for the trailing twelve months is around 0.42%, less than SPAXX's 3.59% yield.

Position	TTM	2025	2024	2023	2022	2021
SAABY Saab AB (publ)	0.42%	0.36%	0.73%	0.84%	1.24%	2.19%
SPAXX Fidelity Government Money Market Fund	3.59%	3.88%	1.53%	0.41%	0.00%	0.00%

Frequently Asked Questions

Can I hold both SAABY and SPAXX in my portfolio?

SAABY and SPAXX have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SAABY or SPAXX?

SAABY has higher volatility (15.81%) compared to SPAXX (0.28%). In terms of maximum drawdown, SAABY dropped -52.75% vs SPAXX's 0.00%.

Which has better risk-adjusted returns?

SPAXX currently has the higher Sharpe Ratio (3.65 vs 0.13), 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.