PMMFvsTBILETF Comparison
iShares Prime Money Market ETF (PMMF) and F/m US Treasury 3 Month Bill ETF (TBIL) belong to the same industry segment: Money Market Bonds. PMMF's top 2 sector exposures are Finance and Government Agencies. PMMF is more expensive with a Total Expense Ratio (TER) of 0.2%, versus 0.15% for TBIL. PMMF is up 2.44% year-to-date (YTD) with +$292M in YTD flows. TBIL performs worse with 2.41% YTD performance, and +$912M in YTD flows. Run a side-by-side ETF comparison of PMMF and TBIL below, and assess how they stack up in performance, liquidity, risk, exposure, holdings, and more, helping you select the best ETF for your investments.
PMMF vs TBIL performance and flow charts
Performance
Cumulative Flows
| 1M | 3M | YTD | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|---|---|
| Perf. | PMMF TBIL | +0.30%+0.30% | +0.91%+0.92% | +2.44%+2.41% | +3.82%+3.77% | n/a+14.15% | n/an/a |
| Flows | PMMF TBIL | +$48M+$345K | +$97M+$106M | +$292M+$912M | +$409M+$1.25B | -+$5.45B | -- |
| 3M | 1Y | 3Y | 5Y | ||
|---|---|---|---|---|---|
| Volatility | PMMF TBIL | +0.14%+0.16% | +0.14%+0.16% | n/a+0.19% | n/an/a |
| Max drawdown | PMMF TBIL | n/an/a | n/an/a | n/an/a | n/an/a |
| Max drawdown duration | PMMF TBIL | n/an/a | n/an/a | n/an/a | n/an/a |
PMMF | TBIL | |
Last sale 9/3/2026 at 5:12 PM | $49.88 | |
| Previous close 09/02/2026 | $49.87 | |
| Consolidated volume 09/02/2026 | ||
| Average volume 30 days | ||
| Average discount or premium 30 days | ||
| Average Bid/Ask spread 30 days |
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PMMF | TBIL | |
|---|---|---|
| Tracking error | ||
| Tracking difference | ||
| 1 year cumulative return difference | ||
| Best | ||
| Worst | ||
| Daily return difference | ||
| Average | ||
| Worst | ||
PMMF | TBIL | |
|---|---|---|
| Last price | – | $49.88 |
| 1D performance | – | +0.02% |
| AuM | $712.85 M | $7.22 B |
| E/R | 0.2% | 0.15% |
PMMF | TBIL | |
|---|---|---|
| Management strategy | Active | Passive |
| Provider | iShares | F/m Investments |
| Benchmark | - | Bloomberg US Treasury Bellwether 3M Index |
| N° of holdings | 4 | - |
| Asset class | - | - |
| Trailing 12m distribution yield | Join | Join |
| Inception date | February 4, 2025 | August 9, 2022 |
| ESG | No | No |
