IAU vs IAUM: ETF comparison
iShares Gold Trust and iShares® Gold Trust Micro side by side: cost, yield, returns, risk and holdings, from end-of-day data (to 26 Oct 2026) and SEC filings. Educational, not advice.
IAU and IAUM at a glance
| IAU | IAUM | |
|---|---|---|
| Fund | iShares Gold Trust | iShares® Gold Trust Micro |
| Issuer (by our rules) | iShares (BlackRock) | iShares (BlackRock) |
| Category (by our rules) | Gold | Gold |
| Price | $75.42 | $39.99 |
| Expense ratio | – | – |
| Yield (last 12 months) | – | – |
| Distributions | – | – |
| Holdings | – | – |
| Net assets (fund, SEC) | – | – |
| Top 10 holdings share | – | – |
| 1-year total return | −2.4% | −2.2% |
| 3 years a year | +26.2% | +26.4% |
| 5 years a year | +17.2% | +17.4% |
| Volatility (1 year) | 28.3% | 28.2% |
| Largest drop in our data | −45.1% | −26.3% |
What differs
Over 5 years the annualised total return was +17.2% for IAU and +17.4% for IAUM. Past returns do not predict future ones.
Top holdings
Go further
For a deeper overlap check between two funds, use the overlap checker on ETFWinner. Fund pages: IAU, IAUM.
Educational information, not financial advice or a recommendation to choose either fund. Funds can lose value, and past performance does not guarantee future results.