How US, International Developed, and Emerging Markets weights in the MSCI ACWI index have shifted over time.
Notable shift: US weight fell from ~65% (mid-2025) to ~61% (Mar 2026) as international equities outperformed.
| Date | US % | Intl Developed % | Emerging Mkts % | US Change | Source |
|---|---|---|---|---|---|
| 2024-12 | 64.8% | 24.3% | 10.9% | — | MSCI factsheet (Jan 2025 archive) |
| 2025-03 | 65.0% | 24.0% | 11.0% | +0.2% | MSCI factsheet (Mar 2025 archive) |
| 2025-06 | 65.0% | 24.0% | 11.0% | +0.0% | MSCI factsheet (Apr 2025 archive) |
| 2025-09 | 64.5% | 24.2% | 11.3% | -0.5% | Wayback archive |
| 2025-12 | 63.9% | 24.0% | 12.1% | -0.6% | iShares MSCI ACWI ETF factsheet |
| 2026-01 | 63.0% | 24.9% | 12.1% | -0.9% | MSCI index page |
| 2026-02 | 61.6% | 26.3% | 12.1% | -1.4% | MSCI index page |
| 2026-03 | 61.0% | 26.5% | 12.5% | -0.6% | MSCI ACWI factsheet (current) |
| Date | US % | Intl Developed % | Emerging Markets % | Source |
|---|---|---|---|---|
| 2011-10 | 44.8% | 43.2% | 12.0% | Wayback archive |
| 2015-12 | 52.0% | 36.5% | 11.5% | MSCI factsheet (Feb 2016 archive) |
| 2017-12 | 52.6% | 35.4% | 12.0% | Wayback archive |
| 2018-12 | 54.5% | 34.0% | 11.5% | MSCI factsheet (Jan 2019 archive) |
| 2019-12 | 55.8% | 33.0% | 11.2% | Wayback archive |
| 2020-06 | 56.5% | 32.0% | 11.5% | Wayback archive |
| 2020-12 | 57.5% | 31.3% | 11.2% | Wayback archive |
| 2021-03 | 57.8% | 31.0% | 11.2% | Wayback archive |
| 2021-06 | 58.5% | 30.3% | 11.2% | Wayback archive |
| 2021-07 | 60.0% | 29.0% | 11.0% | Wayback archive |
| 2021-12 | 60.5% | 28.5% | 11.0% | MSCI factsheet (Jan 2022 archive) |
| 2022-06 | 60.0% | 29.0% | 11.0% | Wayback archive |
| 2022-12 | 60.5% | 28.5% | 11.0% | Wayback archive |
| 2023-06 | 61.0% | 28.0% | 11.0% | Wayback archive |
| 2023-12 | 62.6% | 26.9% | 10.5% | Wayback archive |
| 2024-02 | 63.8% | 25.5% | 10.7% | Wayback archive |
| 2024-06 | 64.5% | 24.8% | 10.7% | Wayback archive |
| 2024-09 | 64.3% | 24.8% | 10.9% | Wayback archive |
| 2024-12 | 64.8% | 24.3% | 10.9% | MSCI factsheet (Jan 2025 archive) |
| 2025-03 | 65.0% | 24.0% | 11.0% | MSCI factsheet (Mar 2025 archive) |
| 2025-06 | 65.0% | 24.0% | 11.0% | MSCI factsheet (Apr 2025 archive) |
| 2025-09 | 64.5% | 24.2% | 11.3% | Wayback archive |
| 2025-12 | 63.9% | 24.0% | 12.1% | iShares MSCI ACWI ETF factsheet |
| 2026-01 | 63.0% | 24.9% | 12.1% | MSCI index page |
| 2026-02 | 61.6% | 26.3% | 12.1% | MSCI index page |
| 2026-03 | 61.0% | 26.5% | 12.5% | MSCI ACWI factsheet (current) |