GAAHX Performance — GMO Resources Fund, Class R6
Data updated: 2026-07-29
GAAHX returned +32.62% year to date and +77.16% over one year to May 2026. Over one year the fund beat its Global Mid-Cap Blend category average: $100 grew to $177, against $125 for the category. Volatility over the past 12 months was 14.93% a year. In the 12 months to May 2026 the fund lost a net $583.8M, and assets reached $1.30B.
GAAHX Growth of $100
What $100 invested in GMO Resources Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Global Mid-Cap Blend category average over the same months.
| Period | GAAHX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $177 | $125 |
| 3 years (Jun 2023 – May 2026) | $146 | $157 |
| 5 years (Jun 2021 – May 2026) | $137 | $152 |
| Since data start (Jan 2021 – May 2026) | $148 | $171 |
GAAHX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +32.62% |
| 1 year | +77.16% |
3- and 5-year figures withheld: cannot be verified.
GAAHX Annual Returns
Calendar-year total returns of GMO Resources Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +32.62% |
| 2025 | +23.06% |
| 2024 | −17.72% |
| 2023 | −1.46% |
| 2022 | −0.07% |
| 2021 | +11.69% |
GAAHX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +15.8% | +5.3% | +6.5% | +3.1% | −1.1% | — | — | — | — | — | — | — |
| 2025 | +1.5% | −6.2% | −1.1% | −9.2% | +7.8% | +6.4% | +4.2% | +8.6% | +1.4% | +4.7% | +2.4% | +2.1% |
| 2024 | −9.7% | −0.5% | +6.6% | −0.2% | +4.7% | −8.4% | +1.2% | −0.2% | −0.8% | −4.6% | +1.4% | −7.4% |
| 2023 | +9.3% | −7.2% | −3.3% | 0.0% | −7.3% | +7.4% | +8.3% | −7.0% | −1.2% | −9.4% | +4.0% | +7.7% |
| 2022 | +2.2% | +0.5% | +5.8% | −9.5% | +8.3% | −15.8% | +7.2% | +1.7% | −11.2% | +7.5% | +13.0% | −5.4% |
| 2021 | −7.3% | +9.4% | +0.4% | +1.6% | +4.0% | +2.1% | −2.2% | −0.1% | −0.1% | +7.8% | −6.0% | +3.0% |
GAAHX Risk
Risk measures from monthly returns over Jun 2025 – May 2026.
- 1-year volatility (annualised): 14.93%
- Best month: +15.82% (Jan 2026)
- Worst month: −1.07% (May 2026)
GAAHX Fund Flows
Monthly money in and out of GMO Resources Fund, from SEC Form N-PORT.
- 12-month net flow: −$583.8M
- 12-month gross sales (incl. reinvestments): $199.9M
- Sales ÷ redemptions: 0.26×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $6.2M | $49.0M | −$42.8M |
| Apr 2026 | $8.8M | $24.7M | −$15.9M |
| Mar 2026 | $10.9M | $24.5M | −$13.5M |
| Feb 2026 | $8.8M | $21.4M | −$12.6M |
| Jan 2026 | $11.0M | $51.4M | −$40.4M |
| Dec 2025 | $43.1M | $66.4M | −$23.3M |
| Nov 2025 | $8.0M | $70.9M | −$63.0M |
| Oct 2025 | $6.9M | $114.5M | −$107.6M |
| Sep 2025 | $7.7M | $274.1M | −$266.4M |
| Aug 2025 | $8.8M | $40.4M | −$31.7M |
| Jul 2025 | $69.9M | $20.4M | $49.5M |
| Jun 2025 | $9.7M | $26.0M | −$16.3M |
GAAHX Assets Under Management
Net assets of GMO Resources Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $1.30B |
| 2026-02-28 | $1.27B |
| 2025-11-30 | $1.13B |
| 2025-08-31 | $1.47B |
| 2025-05-31 | $1.22B |
| 2025-02-28 | $1.50B |
| 2024-11-30 | $1.80B |
| 2024-08-31 | $2.14B |
| 2024-05-31 | $2.29B |
| 2024-02-29 | $2.00B |
| 2023-11-30 | $2.04B |
| 2023-08-31 | $1.98B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.