- ISIN
- US7236821002
- CUSIP
- 723682100
- Issuer
- Amundi
- Inception Date
- Feb 10, 1928
- Category
- Large Cap Blend Equities
- Min. Investment
- $1,000
- Distribution Policy
- Distributing
- Asset Class
- Equity
- Asset Class Size
- Large-Cap
- Asset Class Style
- Blend
Share Price Chart
Loading charts...
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
PIODX Performance Chart
Pioneer Fund (PIODX) is up 10.6% since the beginning of the year. PIODX is currently trading at $49 per share. Investors who bought $1,000 worth of PIODX shares 5 years ago would now be looking at an investment worth $1,943.
Loading charts...
Returns By Period
Pioneer Fund (PIODX) has returned 10.61% so far this year and 30.88% over the past 12 months. Looking at the last ten years, PIODX has achieved an annualized return of 16.57%, outperforming the S&P 500 Index benchmark, which averaged 13.88% per year.
Pioneer Fund
- 1D
- 1.08%
- 1M
- -0.72%
- YTD
- 10.61%
- 6M
- 9.91%
- 1Y
- 30.88%
- 3Y*
- 23.93%
- 5Y*
- 14.21%
- 10Y*
- 16.57%
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.64%
- 1Y
- 25.22%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
PIODX Monthly Returns History
Based on dividend-adjusted daily data since May 3, 1973, PIODX's average daily return is +0.04%, while the average monthly return is +0.81%. At this rate, an investment would double in approximately 7.2 years.
Historically, 63% of months were positive and 37% were negative. The best month was Aug 1982 with a return of +13.7%, while the worst month was Oct 1987 at -24.4%. The longest winning streak lasted 11 consecutive months, and the longest losing streak was 7 months.
On a daily basis, PIODX closed higher 53% of trading days. The best single day was Oct 13, 2008 with a return of +11.1%, while the worst single day was Dec 15, 1986 at -15.6%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3.57% | 1.60% | -6.15% | 11.45% | 2.09% | -1.56% | 10.61% | ||||||
| 2025 | 2.13% | -2.44% | -6.66% | 0.55% | 9.17% | 7.68% | 3.64% | 0.25% | 3.23% | 4.24% | 0.22% | 0.11% | 23.30% |
| 2024 | 1.95% | 5.00% | 4.58% | -3.19% | 6.00% | 3.65% | 2.03% | 0.95% | 0.70% | -1.09% | 4.58% | -4.03% | 22.62% |
| 2023 | 7.96% | -4.68% | 1.96% | 0.49% | 1.00% | 6.48% | 5.52% | -1.11% | -4.89% | -3.01% | 9.92% | 7.07% | 28.45% |
| 2022 | -3.70% | -1.46% | 1.98% | -9.90% | 1.49% | -9.57% | 9.40% | -5.90% | -9.89% | 7.68% | 7.22% | -5.99% | -19.43% |
| 2021 | -1.68% | 5.65% | 2.45% | 5.96% | 1.93% | 2.22% | 1.36% | 2.02% | -4.75% | 7.34% | -1.11% | 3.72% | 27.40% |
Benchmark Metrics
Pioneer Fund has an annualized alpha of 1.65%, beta of 0.86, and R2 of 0.82 versus S&P 500 Index. Calculated based on daily prices since May 03, 1973.
- With beta of 0.86 and R2 of 0.82, this fund moves broadly in line with S&P 500 Index - much of its variation is explained by market exposure rather than independent behavior.
- Alpha
- 1.65%
- Beta
- 0.86
- R²
- 0.82
- Upside Capture
- 98.68%
- Downside Capture
- 96.36%
Expense Ratio
PIODX has a high expense ratio of 1.06%, indicating above-average management fees.
Return for Risk
Risk / Return Rank
PIODX ranks 54 for risk / return — on par with similar mutual funds. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Pioneer Fund (PIODX) and compare them to S&P 500 Index.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| PIODX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.13 | ||
| Sortino ratioReturn per unit of downside risk | -0.21 | ||
| Omega ratioGain probability vs. loss probability | 1.33 | 1.37 | -0.04 |
| Calmar ratioReturn relative to maximum drawdown | 3.02 | 2.78 | +0.23 |
| Martin ratioReturn relative to average drawdown | 12.52 | 12.44 | +0.08 |
Dividends
Dividend History
Pioneer Fund provided a 9.00% dividend yield over the last twelve months, with an annual payout of $4.38 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $4.38 | $4.41 | $5.57 | $1.04 | $1.21 | $6.12 | $2.01 | $2.77 | $3.81 | $6.15 | $5.93 | $4.64 |
Dividend yield | 9.00% | 10.04% | 14.17% | 2.86% | 4.13% | 16.18% | 5.82% | 9.37% | 15.37% | 21.35% | 20.51% | 14.53% |
Monthly Dividends
The table displays the monthly dividend distributions for Pioneer Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.00 | $0.03 | $0.00 | $0.00 | $0.02 | $0.05 | ||||||
| 2025 | $0.00 | $0.00 | $0.04 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.01 | $0.00 | $4.31 | $0.00 | $4.41 |
| 2024 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.05 | $0.00 | $5.36 | $0.06 | $5.57 |
| 2023 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.04 | $0.00 | $0.00 | $0.04 | $0.00 | $0.83 | $0.14 | $1.04 |
| 2022 | $0.00 | $0.00 | $0.01 | $0.00 | $0.00 | $0.03 | $0.00 | $0.00 | $0.05 | $0.00 | $1.04 | $0.08 | $1.21 |
| 2021 | $0.00 | $0.00 | $0.01 | $0.00 | $0.00 | $0.01 | $0.00 | $0.00 | $0.01 | $0.00 | $6.07 | $0.02 | $6.12 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Loading charts...
Worst Drawdowns
The table below displays the maximum drawdowns of the Pioneer Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Pioneer Fund was 53.40%, occurring on Mar 9, 2009. Recovery took 994 trading sessions.
The current Pioneer Fund drawdown is 2.41%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Financial crisis2007–2009 | -53.40%Mar 2009 | 1y 5mo | 3y 11mo | 5y 4moOct 2007 - Feb 2013 |
Dot-com crash2000–2002 | -41.99%Oct 2002 | 2y 2mo | 3y 3mo | 5y 5moJul 2000 - Jan 2006 |
1982 bear market1982 | -37.79%Aug 1982 | 1y 8mo | 9mo 17d | 2y 5moDec 1980 - May 1983 |
1974 bear market1974 | -37.20%Oct 1974 | 11mo 23d | 1y 4mo | 2y 3moOct 1973 - Feb 1976 |
Black Monday1987 | -35.84%Dec 1987 | 3mo 18d | 1y 8mo | 1y 11moAug 1987 - Aug 1989 |
Drawdown Indicators
| PIODX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -53.40% | -56.78% | +3.38% |
Max Drawdown (1Y)Largest decline over 1 year | -9.99% | -9.10% | -0.89% |
Max Drawdown (3Y)Largest decline over 3 years | -21.52% | -18.90% | -2.62% |
Max Drawdown (5Y)Largest decline over 5 years | -26.55% | -25.43% | -1.12% |
Max Drawdown (10Y)Largest decline over 10 years | -30.14% | -33.92% | +3.78% |
Current DrawdownCurrent decline from peak | -2.41% | -1.80% | -0.61% |
Average DrawdownAverage peak-to-trough decline | -8.59% | -10.71% | +2.12% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.41% | 2.03% | +0.38% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
Loading charts...
Build a portfolio with PIODX
Add Pioneer Fund to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Analyzer with PIODX