Understanding the iShares Government Money Market ETF (GMMF)

What this ETF is trying to do

The iShares Government Money Market ETF (GMMF) is an exchange-traded fund. While the specific holdings are not listed in this report, money market ETFs generally focus on very short-term, low-risk debt.

What the numbers show

When looking at an ETF, it is important to know the difference between "price return" and "total return."

• Price Return: This only tracks how much the share price itself goes up or down.

• Total Return: This includes both the change in share price and any cash distributions (dividends) paid out to investors.

For GMMF, the numbers show:

• Year-to-Date (YTD): The price return is approximately 0.07%. However, the YTD total return is higher at approximately 2.74%.

• One-Year: The price return was approximately 0.38%, while the one-year total return was approximately 3.64%.

To visualize this, if you look at the estimated price from roughly one year ago ($100.29) compared to the current price ($100.30), you can see the share price stayed almost exactly the same. Most of the growth came from the total return, which includes the cash paid out.

Income and distribution explanation

This ETF provides regular cash payments, known as distributions. The distribution yield is approximately 3.57%. This number describes the cash paid out relative to the ETF's price.

The distributions for GMMF are very frequent, occurring 33 times over the last 12 months. Most of these payments happen on Wednesdays. It is important to remember that a high distribution yield does not guarantee that the total return will be high, nor does it guarantee that your original investment (the principal) will stay the same.

NAV erosion explanation

"NAV erosion" is a term used to describe when the value of the underlying assets in an ETF decreases over time. Investors often care about this because they want their original investment to remain stable while they collect income.

GMMF has an erosion-risk score of 94, which is labeled as "Stable / sideways." The erosion severity is rated as "good," and there is no severe erosion-risk flag present. This suggests the fund's value has remained steady rather than steadily declining.

Pros

• Frequent Income: The ETF provides very frequent cash distributions (weekly-like).

• Stable Price: Based on the erosion score, the fund shows a stable price trend.

Cons

• Low Price Growth: The share price itself has shown very little movement (price return) compared to the total return.

Beginner takeaway

When looking at GMMF, notice that the "total return" is much higher than the "price return." This tells you that most of the value being generated comes from the frequent cash distributions rather than the share price going up. Always look at both numbers to get the full picture of how an ETF is performing.