What this ETF is trying to do

The Putnam Managed Municipal Income Trust (PMM) is an ETF that focuses on providing income to investors. It is traded on the NYSE.

What the numbers show

As of October 9, 2026, the current price of one share is $5.83. To understand how the price has changed, we can look at the price return and the total return.

• Price Return: This measures only the change in the share price. The one-year price return is -4.66%, and the year-to-date (YTD) price return is -7.02%.

• Total Return: This is a different measure that includes both the share price change and the distributions paid out. The one-year total return is 0.82%, and the YTD total return is -2.95%.

Over a longer period, the three-year price return is 12.12%, while the three-year total return is 30.61%.

For a simple example, if you had invested $10,000 based on the estimated price from roughly one year ago ($6.12), and you looked only at the price return (ignoring distributions), your investment would be worth approximately $9,533.93 today.

Income and distribution explanation

This ETF usually pays distributions monthly. Over the last 12 months, it has made 12 payouts. The distribution yield is approximately 5.90%.

It is important for beginners to know that a high distribution yield alone can be misleading. A yield tells you how much cash is being paid out relative to the price, but it does not guarantee that the total value of your investment is growing.

NAV erosion explanation

"NAV erosion" happens when the actual value of the fund's underlying assets declines over time. Investors who want steady income care about principal stability because they don't want the value of their original investment to disappear.

For this ETF, the erosion-risk score is 94, which is labeled as "Stable / sideways" with "good" severity. Additionally, the severe erosion-risk flag is false, meaning the screening rules did not detect a severe risk of price deterioration.

Pros

• The ETF provides regular monthly income.

• The three-year total return is positive at 30.61%.

• The erosion-risk score suggests the fund is currently stable.

Cons

• The share price has declined over the last year and year-to-date.

• The five-year total return is negative at -8.65%.

Beginner takeaway

PMM is an income-focused ETF. While the share price has dropped recently, the total return (which includes cash payouts) has been higher than the price return alone. Always look at both the yield and the price trend to get a full picture of how an investment is performing.