American Century Short-Term Government Fund (TWUSX)

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The chart shows the growth of an initial investment of $10,000 in American Century Short-Term Government Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.

American Century Short-Term Government Fund (TWUSX) has returned -0.08% so far this year and 3.39% over the past 12 months. Over the last ten years, TWUSX has returned 1.47% per year, falling short of the S&P 500 Index benchmark, which averaged 12.16% annually.

Based on dividend-adjusted daily data since Dec 15, 1982, TWUSX's average daily return is +11.32%, while the average monthly return is +6.32%. At this rate, your investment would double in approximately 0.9 years.

Historically, 66% of months were positive and 34% were negative. The best month was Sep 1992 with a return of +910.1%, while the worst month was Oct 1992 at -90.1%. The longest winning streak lasted 21 consecutive months, and the longest losing streak was 9 months.

On a daily basis, TWUSX closed higher 27% of trading days. The best single day was Jan 29, 1993 with a return of +935.9%, while the worst single day was Jun 20, 1984 at -90.1%.

American Century Short-Term Government Fund has an annualized alpha of 57010895885189.98%, beta of -0.39, and R² of 0.00 versus S&P 500 Index. Calculated based on daily prices since December 16, 1982.

• This fund tended to rise when S&P 500 Index fell (downside capture of -6.58%), but participation in market rallies was also limited (-10.28%) — a profile typical of counter-cyclical assets.
• Beta of -0.39 may look defensive, but with R² of 0.00 this fund is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this fund's risk.
• R² of 0.00 means this fund moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.

TWUSX has an expense ratio of 0.55%, placing it in the medium range.

TWUSX ranks 94 for risk / return — in the top 94% of mutual funds on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.

The table below present risk-adjusted performance metrics for American Century Short-Term Government Fund (TWUSX) and compare them to a chosen benchmark (S&P 500 Index).

American Century Short-Term Government Fund provided a 3.34% dividend yield over the last twelve months, with an annual payout of $0.31 per share.

The table displays the monthly dividend distributions for American Century Short-Term Government Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.

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.

The table below displays the maximum drawdowns of the American Century Short-Term Government 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 American Century Short-Term Government Fund was 91.08%, occurring on Apr 26, 1990. Recovery took 551 trading sessions.

The current American Century Short-Term Government Fund drawdown is 74.74%.

The chart below shows the rolling one-month volatility.