---
ticker: "PMMF"
name: "iShares Prime Money Market ETF"
url: "https://etf.net/etf/PMMF"
grade: "B"
score: 59
graded_at: "2026-10-12"
category: "Cash & Ultra-Short Income"
category_rank: "42 of 78"
methodology: "https://etf.net/methodology"
---

# PMMF: iShares Prime Money Market ETF

Grade **B**, Score 59 of 100. Rank 42 of 78 in Cash & Ultra-Short Income.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 42 | 39 of 78 |
| Mission | 69 | 65 of 66 |
| Risk | 68 | 1 of 75 |
| Tradability | 73 | 17 of 78 |
| Holdings | 49 | 48 of 77 |
| Durability | 66 | 28 of 78 |

## Top holdings

The fund holds 248 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | — | Tri-Party J.p. Morgan Securities L | 13.43% |
| 2 | — | Tri-Party Bnp Paribas | 10.40% |
| 3 | — | Tri-Party Wells Fargo Securities L | 6.48% |
| 4 | — | Tri-Party Goldman Sachs & Co. Llc | 5.72% |
| 5 | — | Tri-Party Bofa Securities Inc. | 5.46% |
| 6 | — | USD Cash | 1.35% |
| 7 | — | Chesham Fin Ltd / Chesham Fin Llc 144A | 0.79% |
| 8 | — | Verto Capital I 144A | 0.66% |
| 9 | — | Ionic Funding Llc Series Ii Class | 0.66% |
| 10 | — | Hqla Funding Llc 144A | 0.66% |
| 11 | — | Washington Morgan Cap 144A | 0.53% |
| 12 | — | Chesham Fin Ltd / Chesham Fin Llc 144A | 0.53% |
| 13 | — | Overwatch Alpha Funding 144A | 0.53% |
| 14 | — | Aquitaine Funding Company Llc 144A | 0.53% |
| 15 | — | Chesham Fin Ltd / Chesham Fin Llc 144A | 0.53% |
| 16 | — | Canadian Imperial Bank of Commerce | 0.40% |
| 17 | — | Nordea Bank Abp (New York Branch) | 0.40% |
| 18 | — | Overwatch Bravo Funding Llc 144A | 0.40% |
| 19 | — | Toronto-Dominion Bank (New York Br | 0.40% |
| 20 | — | Canadian Imperial Bank of Commerce | 0.40% |
| 21 | — | Bnp Paribas (New York Branch) | 0.40% |
| 22 | — | National Bank of Canada 144A | 0.40% |
| 23 | — | Standard Chartered Bank (New York | 0.40% |
| 24 | — | First Abu Dhabi Bank Pjsc 144A | 0.40% |
| 25 | — | First Abu Dhabi Bank Pjsc 144A | 0.40% |
| 26 | — | Verto Capital Comp E 144A | 0.40% |
| 27 | — | Cash | 0.39% |
| 28 | — | Verto Capital Comp E 144A | 0.39% |
| 29 | — | Ionic Iv | 0.39% |
| 30 | — | Verto Capital I Co D 144A | 0.39% |

Source: etf.net, https://etf.net/etf/PMMF. Please cite the page URL.