- ISIN
- US02507F7539
- CUSIP
- 02507F753
- Issuer
- American Century
- Inception Date
- Sep 29, 2004
- Category
- Diversified Portfolio
- Min. Investment
- $2,500
- Distribution Policy
- Distributing
- Asset Class
- Multi-Asset
- Asset Class Size
- Large-Cap
- Asset Class Style
- Blend
- Assets Under Management
- $353M
Share Price Chart
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Performance
AONIX Performance Chart
American Century Investments One Choice Portfolio: Very Conservative (AONIX) is up 2.7% since the beginning of the year. AONIX is currently trading at $12 per share. Investors who bought $1,000 worth of AONIX shares 5 years ago would now be looking at an investment worth $1,155.
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Returns By Period
American Century Investments One Choice Portfolio: Very Conservative (AONIX) has returned 2.73% so far this year and 7.93% over the past 12 months. Over the last ten years, AONIX has returned 4.54% per year, falling short of the S&P 500 Index benchmark, which averaged 13.88% annually.
American Century Investments One Choice Portfolio: Very Conservative
- 1D
- 0.33%
- 1M
- 0.64%
- YTD
- 2.73%
- 6M
- 2.73%
- 1Y
- 7.93%
- 3Y*
- 6.71%
- 5Y*
- 2.93%
- 10Y*
- 4.54%
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%
AONIX Monthly Returns History
Based on dividend-adjusted daily data since Oct 1, 2004, AONIX's average daily return is +0.02%, while the average monthly return is +0.37%. At this rate, an investment would double in approximately 15.6 years.
Historically, 68% of months were positive and 32% were negative. The best month was Apr 2020 with a return of +4.5%, while the worst month was Mar 2020 at -5.8%. The longest winning streak lasted 14 consecutive months, and the longest losing streak was 4 months.
On a daily basis, AONIX closed higher 48% of trading days. The best single day was Mar 26, 2020 with a return of +2.4%, while the worst single day was Mar 16, 2020 at -3.2%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.93% | 1.09% | -2.60% | 2.47% | 0.91% | -0.02% | 2.73% | ||||||
| 2025 | 1.39% | 0.86% | -1.21% | -0.00% | 0.87% | 1.78% | 0.43% | 1.53% | 0.73% | 0.50% | 0.58% | -0.14% | 7.52% |
| 2024 | 0.27% | 0.27% | 1.33% | -2.21% | 1.81% | 0.88% | 2.04% | 1.48% | 1.31% | -1.53% | 1.98% | -1.73% | 5.92% |
| 2023 | 3.09% | -1.91% | 2.08% | 0.55% | -1.36% | 1.13% | 0.82% | -0.91% | -2.40% | -1.13% | 4.38% | 3.27% | 7.60% |
| 2022 | -2.32% | -0.79% | -0.78% | -3.48% | 0.42% | -4.07% | 3.32% | -2.54% | -5.08% | 1.83% | 3.33% | -1.41% | -11.35% |
| 2021 | -0.23% | 0.31% | 0.80% | 2.00% | 0.60% | 0.32% | 1.50% | 0.44% | -1.49% | 1.50% | -0.52% | 1.25% | 6.63% |
Benchmark Metrics
American Century Investments One Choice Portfolio: Very Conservative has an annualized alpha of 2.03%, beta of 0.23, and R2 of 0.74 versus S&P 500 Index. Calculated based on daily prices since October 01, 2004.
- This fund participated in 30.42% of S&P 500 Index downside but only 30.16% of its upside - more exposed to losses than it benefited from rallies.
- This fund generated an annualized alpha of 2.03% versus S&P 500 Index - delivering returns beyond what market exposure alone would predict.
- Beta of 0.23 indicates this fund moves significantly less than S&P 500 Index - a genuinely defensive profile with reduced participation in both market rallies and downturns.
- Alpha
- 2.03%
- Beta
- 0.23
- R²
- 0.74
- Upside Capture
- 30.16%
- Downside Capture
- 30.42%
Expense Ratio
AONIX has an expense ratio of 0.00%, meaning no management fees are charged.
Return for Risk
Risk / Return Rank
AONIX ranks 51 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 American Century Investments One Choice Portfolio: Very Conservative (AONIX) 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.
| AONIX | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.07 | ||
| Sortino ratioReturn per unit of downside risk | +0.10 | ||
| Omega ratioGain probability vs. loss probability | 1.37 | 1.37 | +0.01 |
| Calmar ratioReturn relative to maximum drawdown | 2.27 | 2.78 | -0.52 |
| Martin ratioReturn relative to average drawdown | 10.02 | 12.44 | -2.42 |
Dividends
Dividend History
American Century Investments One Choice Portfolio: Very Conservative provided a 4.46% dividend yield over the last twelve months, with an annual payout of $0.54 per share. The fund has been increasing its distributions for 2 consecutive years.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.54 | $0.45 | $0.36 | $0.31 | $0.77 | $0.82 | $0.45 | $0.44 | $0.66 | $0.37 | $0.25 | $0.32 |
Dividend yield | 4.46% | 3.82% | 3.10% | 2.80% | 7.19% | 6.36% | 3.46% | 3.57% | 5.83% | 3.08% | 2.16% | 2.79% |
Monthly Dividends
The table displays the monthly dividend distributions for American Century Investments One Choice Portfolio: Very Conservative. 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 | $0.05 | $0.00 | $0.00 | $0.11 | $0.15 | ||||||
| 2025 | $0.00 | $0.00 | $0.07 | $0.00 | $0.00 | $0.11 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.23 | $0.45 |
| 2024 | $0.00 | $0.00 | $0.06 | $0.00 | $0.00 | $0.08 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.16 | $0.36 |
| 2023 | $0.00 | $0.00 | $0.04 | $0.00 | $0.00 | $0.06 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.16 | $0.31 |
| 2022 | $0.00 | $0.00 | $0.04 | $0.00 | $0.00 | $0.06 | $0.00 | $0.00 | $0.04 | $0.00 | $0.00 | $0.63 | $0.77 |
| 2021 | $0.00 | $0.00 | $0.02 | $0.00 | $0.00 | $0.05 | $0.00 | $0.00 | $0.03 | $0.00 | $0.00 | $0.72 | $0.82 |
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.
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Worst Drawdowns
The table below displays the maximum drawdowns of the American Century Investments One Choice Portfolio: Very Conservative. 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 American Century Investments One Choice Portfolio: Very Conservative was 15.27%, occurring on Oct 20, 2022. Recovery took 458 trading sessions.
The current American Century Investments One Choice Portfolio: Very Conservative drawdown is 0.25%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
Bear market2022 | -15.27%Oct 2022 | 11mo 14d | 1y 10mo | 2y 9moNov 2021 - Aug 2024 |
Financial crisis2007–2009 | -15.12%Mar 2009 | 9mo 22d | 7mo 2d | 1y 4moMay 2008 - Oct 2009 |
COVID crash2020 | -13.20%Mar 2020 | 1mo 1d | 3mo 23d | 4mo 24dFeb 2020 - Jul 2020 |
2016 pullback2016 | -5.93%Jan 2016 | 8mo 28d | 3mo 21d | 1y 14dApr 2015 - May 2016 |
Rate-hike selloffLate 2018 | -5.61%Dec 2018 | 10mo 29d | 1mo 7d | 1y 1dJan 2018 - Jan 2019 |
Drawdown Indicators
| AONIX | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -15.27% | -56.78% | +41.51% |
Max Drawdown (1Y)Largest decline over 1 year | -3.51% | -9.10% | +5.59% |
Max Drawdown (3Y)Largest decline over 3 years | -5.08% | -18.90% | +13.82% |
Max Drawdown (5Y)Largest decline over 5 years | -15.27% | -25.43% | +10.16% |
Max Drawdown (10Y)Largest decline over 10 years | -15.27% | -33.92% | +18.65% |
Current DrawdownCurrent decline from peak | -0.25% | -1.80% | +1.55% |
Average DrawdownAverage peak-to-trough decline | -1.98% | -10.71% | +8.73% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.79% | 2.03% | -1.24% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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