AMPFX Performance — Amcap Fund, Class F-1
Data updated: 2026-07-29
AMPFX returned +6.77% year to date and +23.78% over one year to May 2026. Annualised returns are +20.88% over 3 years and +9.74% over 5 years. The fund trailed its US Large Growth category average: $100 invested three years ago grew to $177, against $187 for the category, and to $124 over one year, against $125. Volatility over the past three years was 15.41% a year. In the 12 months to May 2026 the fund lost a net $3.5B, and assets reached $97.21B.
AMPFX Growth of $100
What $100 invested in Amcap Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the US Large Growth category average over the same months.
| Period | AMPFX | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $124 | $125 |
| 3 years (Jun 2023 – May 2026) | $177 | $187 |
| 5 years (Jun 2021 – May 2026) | $159 | $176 |
| Since data start (Sep 2019 – May 2026) | $236 | $274 |
AMPFX Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +6.77% |
| 1 year | +23.78% |
| 3 years (annualised) | +20.88% |
| 5 years (annualised) | +9.74% |
AMPFX Annual Returns
Calendar-year total returns of Amcap Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +6.77% |
| 2025 | +17.72% |
| 2024 | +21.05% |
| 2023 | +30.93% |
| 2022 | −28.80% |
| 2021 | +23.60% |
| 2020 | +21.35% |
| 2019 (Sep–Dec) | +10.78% |
AMPFX 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 | +0.2% | −2.2% | −6.8% | +12.1% | +4.2% | — | — | — | — | — | — | — |
| 2025 | +4.0% | −3.1% | −7.2% | +1.5% | +7.1% | +6.4% | +2.4% | +1.0% | +2.3% | +2.9% | +0.6% | −0.6% |
| 2024 | +1.4% | +6.4% | +2.6% | −4.9% | +3.4% | +4.2% | +0.6% | +2.1% | +2.1% | −1.5% | +5.3% | −1.7% |
| 2023 | +8.7% | −2.3% | +3.6% | +0.9% | +1.5% | +6.0% | +3.2% | −1.7% | −5.5% | −3.0% | +10.7% | +6.4% |
| 2022 | −10.7% | −3.0% | +1.0% | −11.2% | −1.5% | −8.0% | +9.7% | −4.4% | −8.6% | +4.9% | +5.7% | −4.9% |
| 2021 | −0.5% | +3.2% | +2.0% | +5.0% | +0.1% | +2.7% | +1.9% | +3.2% | −3.5% | +7.6% | −3.1% | +3.2% |
| 2020 | −0.5% | −5.7% | −11.8% | +13.4% | +5.7% | +2.7% | +4.5% | +4.8% | −3.1% | −2.3% | +10.0% | +4.5% |
| 2019 | — | — | — | — | — | — | — | — | −0.3% | +2.5% | +4.8% | +3.4% |
AMPFX Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 15.41%
- 3-year Sharpe ratio: 1.06 (vs 4.5% risk-free rate)
- Best month: +12.05% (Apr 2026)
- Worst month: −7.21% (Mar 2025)
AMPFX Fund Flows
Monthly money in and out of Amcap Fund, from SEC Form N-PORT.
- 12-month net flow: −$3.5B
- 12-month gross sales (incl. reinvestments): $14.8B
- Sales ÷ redemptions: 0.81×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $393.4M | $999.3M | −$605.9M |
| Apr 2026 | $455.0M | $4.7B | −$4.2B |
| Mar 2026 | $871.1M | $819.8M | $51.3M |
| Feb 2026 | $943.3M | $828.6M | $114.7M |
| Jan 2026 | $764.2M | $1.5B | −$753.0M |
| Dec 2025 | $4.8B | $1.6B | $3.2B |
| Nov 2025 | $443.5M | $1.0B | −$561.1M |
| Oct 2025 | $489.1M | $1.3B | −$856.6M |
| Sep 2025 | $512.8M | $1.5B | −$1.0B |
| Aug 2025 | $437.0M | $1.1B | −$669.1M |
| Jul 2025 | $461.7M | $1.1B | −$668.5M |
| Jun 2025 | $4.2B | $1.6B | $2.5B |
AMPFX Assets Under Management
Net assets of Amcap Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $97.21B |
| 2026-02-28 | $93.86B |
| 2025-11-30 | $97.95B |
| 2025-08-31 | $94.80B |
| 2025-05-31 | $88.53B |
| 2025-02-28 | $88.64B |
| 2024-11-30 | $91.66B |
| 2024-08-31 | $88.04B |
| 2024-05-31 | $83.64B |
| 2024-02-29 | $85.37B |
| 2023-11-30 | $76.23B |
| 2023-08-31 | $76.22B |
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.