TEPAX vs. SGOV

Last updated Apr 2, 2026

Compare and contrast key facts about American Funds Tax-Exempt Preservation Portfolio (TEPAX) and iShares 0-3 Month Treasury Bond ETF (SGOV).

TEPAX is managed by American Funds. It was launched on May 17, 2012. SGOV is a passively managed fund by iShares that tracks the performance of the ICE 0-3 Month US Treasury Securities Index. It was launched on May 26, 2020.

Performance

TEPAX vs. SGOV - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Funds Tax-Exempt Preservation Portfolio (TEPAX) and iShares 0-3 Month Treasury Bond ETF (SGOV). The values are adjusted to include any dividend payments, if applicable.

TEPAX vs. SGOV - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
TEPAX American Funds Tax-Exempt Preservation Portfolio	-0.02%	4.36%	2.14%	3.63%	-4.36%	-0.03%	1.91%
SGOV iShares 0-3 Month Treasury Bond ETF	0.88%	4.24%	5.27%	5.12%	1.58%	0.04%	0.05%

Returns By Period

In the year-to-date period, TEPAX achieves a -0.02% return, which is significantly lower than SGOV's 0.88% return.

TEPAX

• 1D: 0.10%
• 1M: -1.42%
• YTD: -0.02%
• 6M: 0.67%
• 1Y: 3.50%
• 3Y*: 2.87%
• 5Y*: 1.14%
• 10Y*: 1.51%

SGOV

• 1D: 0.02%
• 1M: 0.30%
• YTD: 0.88%
• 6M: 1.89%
• 1Y: 4.07%
• 3Y*: 4.80%
• 5Y*: 3.41%
• 10Y*: —

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

TEPAX vs. SGOV - Expense Ratio Comparison

TEPAX has a 0.34% expense ratio, which is higher than SGOV's 0.09% expense ratio.

TEPAX

American Funds Tax-Exempt Preservation Portfolio

SGOV

iShares 0-3 Month Treasury Bond ETF

Return for Risk

TEPAX vs. SGOV — Risk / Return Rank

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

TEPAX

TEPAX Risk / Return Rank: 82
TEPAX Sharpe Ratio Rank: 86
TEPAX Sortino Ratio Rank: 84
TEPAX Omega Ratio Rank: 95
TEPAX Calmar Ratio Rank: 73
TEPAX Martin Ratio Rank: 71

SGOV

SGOV Risk / Return Rank: 100
SGOV Sharpe Ratio Rank: 100
SGOV Sortino Ratio Rank: 100
SGOV Omega Ratio Rank: 100
SGOV Calmar Ratio Rank: 100
SGOV 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.

TEPAX vs. SGOV - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Funds Tax-Exempt Preservation Portfolio (TEPAX) and iShares 0-3 Month Treasury Bond ETF (SGOV). 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.

	TEPAX	SGOV	Difference
Sharpe ratio Return per unit of total volatility	1.75	20.61	-18.86
Sortino ratio Return per unit of downside risk	2.30	283.87	-281.57
Omega ratio Gain probability vs. loss probability	1.52	201.33	-199.81
Calmar ratio Return relative to maximum drawdown	1.85	411.31	-409.46
Martin ratio Return relative to average drawdown	7.26	4,618.08	-4,610.82
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TEPAX vs. SGOV - Sharpe Ratio Comparison

The current TEPAX Sharpe Ratio is 1.75, which is lower than the SGOV Sharpe Ratio of 20.61. The chart below compares the historical Sharpe Ratios of TEPAX and SGOV, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	TEPAX	SGOV	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.75	20.61	-18.86
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.59	14.12	-13.53
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.73	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.83	12.34	-11.51

Correlation

The correlation between TEPAX and SGOV is 0.05, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

TEPAX vs. SGOV - Dividend Comparison

TEPAX's dividend yield for the trailing twelve months is around 2.40%, less than SGOV's 3.95% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
TEPAX American Funds Tax-Exempt Preservation Portfolio	2.40%	2.39%	2.44%	1.96%	1.11%	0.87%	1.44%	1.79%	1.72%	1.79%	2.22%	2.36%
SGOV iShares 0-3 Month Treasury Bond ETF	3.95%	4.10%	5.10%	4.87%	1.45%	0.03%	0.05%	0.00%	0.00%	0.00%	0.00%	0.00%

Drawdowns

TEPAX vs. SGOV - Drawdown Comparison

The maximum TEPAX drawdown since its inception was -7.13%, which is greater than SGOV's maximum drawdown of -0.03%. Use the drawdown chart below to compare losses from any high point for TEPAX and SGOV.

Drawdown Indicators

	TEPAX	SGOV	Difference
Max Drawdown Largest peak-to-trough decline	-7.13%	-0.03%	-7.10%
Max Drawdown (1Y) Largest decline over 1 year	-2.07%	-0.01%	-2.06%
Max Drawdown (5Y) Largest decline over 5 years	-7.12%	-0.03%	-7.09%
Max Drawdown (10Y) Largest decline over 10 years	-7.13%	—	—
Current Drawdown Current decline from peak	-1.62%	0.00%	-1.62%
Average Drawdown Average peak-to-trough decline	-1.25%	0.00%	-1.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.53%	0.00%	+0.53%

Volatility

TEPAX vs. SGOV - Volatility Comparison

American Funds Tax-Exempt Preservation Portfolio (TEPAX) has a higher volatility of 0.62% compared to iShares 0-3 Month Treasury Bond ETF (SGOV) at 0.06%. This indicates that TEPAX's price experiences larger fluctuations and is considered to be riskier than SGOV based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TEPAX	SGOV	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.62%	0.06%	+0.56%
Volatility (6M) Calculated over the trailing 6-month period	0.99%	0.13%	+0.86%
Volatility (1Y) Calculated over the trailing 1-year period	2.14%	0.20%	+1.94%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.93%	0.24%	+1.69%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.06%	0.24%	+1.82%