IAUM vs. SBS

Last updated Apr 2, 2026

Compare and contrast key facts about iShares Gold Trust Micro (IAUM) and Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS).

IAUM is a passively managed fund by iShares that tracks the performance of the LBMA Gold Price. It was launched on Jun 15, 2021.

Performance

IAUM vs. SBS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares Gold Trust Micro (IAUM) and Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS). The values are adjusted to include any dividend payments, if applicable.

IAUM vs. SBS - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
IAUM iShares Gold Trust Micro	10.49%	64.27%	27.04%	13.12%	-0.49%	3.87%
SBS Companhia de Saneamento Básico do Estado de São Paulo - SABESP	27.53%	80.60%	-4.21%	46.89%	48.42%	-1.21%

Returns By Period

In the year-to-date period, IAUM achieves a 10.49% return, which is significantly lower than SBS's 27.53% return.

IAUM

• 1D: 1.71%
• 1M: -10.65%
• YTD: 10.49%
• 6M: 23.22%
• 1Y: 52.68%
• 3Y*: 34.12%
• 5Y*: —
• 10Y*: —

SBS

• 1D: -1.02%
• 1M: 2.72%
• YTD: 27.53%
• 6M: 29.71%
• 1Y: 83.36%
• 3Y*: 51.12%
• 5Y*: 37.57%
• 10Y*: 19.77%

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

Return for Risk

IAUM vs. SBS — Risk / Return Rank

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

IAUM

IAUM Risk / Return Rank: 86
IAUM Sharpe Ratio Rank: 88
IAUM Sortino Ratio Rank: 85
IAUM Omega Ratio Rank: 85
IAUM Calmar Ratio Rank: 86
IAUM Martin Ratio Rank: 84

SBS

SBS Risk / Return Rank: 93
SBS Sharpe Ratio Rank: 94
SBS Sortino Ratio Rank: 92
SBS Omega Ratio Rank: 90
SBS Calmar Ratio Rank: 96
SBS Martin Ratio Rank: 95

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.

IAUM vs. SBS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares Gold Trust Micro (IAUM) and Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS). 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.

	IAUM	SBS	Difference
Sharpe ratio Return per unit of total volatility	1.92	2.52	-0.60
Sortino ratio Return per unit of downside risk	2.35	3.17	-0.82
Omega ratio Gain probability vs. loss probability	1.35	1.40	-0.05
Calmar ratio Return relative to maximum drawdown	2.74	6.33	-3.59
Martin ratio Return relative to average drawdown	10.02	16.17	-6.15
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IAUM vs. SBS - Sharpe Ratio Comparison

The current IAUM Sharpe Ratio is 1.92, which is comparable to the SBS Sharpe Ratio of 2.52. The chart below compares the historical Sharpe Ratios of IAUM and SBS, 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

	IAUM	SBS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.92	2.52	-0.60
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	1.02	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.45	—
Sharpe Ratio (All Time) Calculated using the full available price history	1.31	0.37	+0.94

Correlation

The correlation between IAUM and SBS is 0.16, 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

IAUM vs. SBS - Dividend Comparison

IAUM has not paid dividends to shareholders, while SBS's dividend yield for the trailing twelve months is around 4.21%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IAUM iShares Gold Trust Micro	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
SBS Companhia de Saneamento Básico do Estado de São Paulo - SABESP	4.21%	4.68%	1.96%	1.66%	1.88%	0.97%	2.93%	1.99%	3.86%	2.76%	0.65%	1.91%

Drawdowns

IAUM vs. SBS - Drawdown Comparison

The maximum IAUM drawdown since its inception was -20.87%, smaller than the maximum SBS drawdown of -76.49%. Use the drawdown chart below to compare losses from any high point for IAUM and SBS.

Drawdown Indicators

	IAUM	SBS	Difference
Max Drawdown Largest peak-to-trough decline	-20.87%	-76.49%	+55.62%
Max Drawdown (1Y) Largest decline over 1 year	-19.15%	-13.39%	-5.76%
Max Drawdown (5Y) Largest decline over 5 years	—	-30.35%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-61.91%	—
Current Drawdown Current decline from peak	-11.69%	-1.02%	-10.67%
Average Drawdown Average peak-to-trough decline	-4.99%	-25.82%	+20.83%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.23%	5.24%	-0.01%

Volatility

IAUM vs. SBS - Volatility Comparison

The current volatility for iShares Gold Trust Micro (IAUM) is 10.38%, while Companhia de Saneamento Básico do Estado de São Paulo - SABESP (SBS) has a volatility of 13.02%. This indicates that IAUM experiences smaller price fluctuations and is considered to be less risky than SBS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IAUM	SBS	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.38%	13.02%	-2.64%
Volatility (6M) Calculated over the trailing 6-month period	24.00%	23.56%	+0.44%
Volatility (1Y) Calculated over the trailing 1-year period	27.53%	33.25%	-5.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.79%	37.07%	-19.28%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.79%	43.62%	-25.83%