---
ticker: "SIZE"
name: "iShares MSCI USA Size Factor ETF"
url: "https://etf.net/etf/SIZE"
grade: "A"
score: 71
graded_at: "2026-10-12"
category: "US Factor Index"
category_rank: "3 of 30"
methodology: "https://etf.net/methodology"
---

# SIZE: iShares MSCI USA Size Factor ETF

Grade **A**, Score 71 of 100. Rank 3 of 30 in US Factor Index.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 81 | 5 of 30 |
| Mission | 93 | 4 of 23 |
| Risk | 57 | 12 of 30 |
| Tradability | 23 | 25 of 30 |
| Holdings | 89 | 1 of 30 |
| Durability | 57 | 15 of 30 |

## Top holdings

The fund holds 519 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | OKTA | Okta Class A | 0.53% |
| 2 | TEAM | Atlassian Corp Class A | 0.46% |
| 3 | DELL | Dell Technologies Inc Class C | 0.44% |
| 4 | HPE | Hewlett Packard Enterprise | 0.42% |
| 5 | SNOW | Snowflake | 0.40% |
| 6 | NTRA | Natera | 0.39% |
| 7 | P | Everpure Inc Class A | 0.39% |
| 8 | ILMN | Illumina Inc | 0.38% |
| 9 | NTAP | Netapp Inc | 0.38% |
| 10 | VMRK | Vivmark Residential | 0.36% |
| 11 | SN | Sharkninja | 0.35% |
| 12 | VEEV | Veeva Systems Class A | 0.35% |
| 13 | NET | Cloudflare Class A | 0.32% |
| 14 | CRWD | Crowdstrike Holdings Class A | 0.32% |
| 15 | MPC | Marathon Petroleum | 0.32% |
| 16 | PANW | Palo Alto Networks | 0.31% |
| 17 | VLO | Valero Energy Corp | 0.30% |
| 18 | A | Agilent Technologies Inc | 0.29% |
| 19 | BBY | Best Buy | 0.29% |
| 20 | IQV | Iqvia Holdings Inc | 0.29% |
| 21 | MTD | Mettler Toledo | 0.28% |
| 22 | TWLO | Twilio Class A | 0.28% |
| 23 | PSX | Phillips 66 | 0.28% |
| 24 | HPQ | Hp Inc | 0.28% |
| 25 | MRVL | Marvell Technology | 0.28% |
| 26 | FTNT | Fortinet | 0.28% |
| 27 | WDAY | Workday Class A | 0.27% |
| 28 | WSM | Williams Sonoma Inc | 0.27% |
| 29 | GPC | Genuine Parts | 0.27% |
| 30 | ANET | Arista Networks | 0.27% |

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