TWHIX vs. BULIX
TWHIX (American Century Heritage Fund) and BULIX (American Century Utilities Fund) are both mutual funds - TWHIX is a Mid Cap Growth Equities fund managed by American Century, while BULIX is a Utilities Equities fund managed by American Century. Over the past 10 years, TWHIX returned 11.27%/yr vs 6.47%/yr for BULIX. Their 0.53 correlation means they have sometimes moved together and sometimes differently. TWHIX charges 1.00%/yr vs 0.65%/yr for BULIX.
Performance
TWHIX vs. BULIX - Performance Comparison
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Returns By Period
In the year-to-date period, TWHIX achieves a 3.13% return, which is significantly lower than BULIX's 6.99% return. Over the past 10 years, TWHIX has outperformed BULIX with an annualized return of 11.27%, while BULIX has yielded a comparatively lower 6.47% annualized return.
TWHIX
- 1D
- 2.10%
- 1M
- -3.99%
- 6M
- 3.23%
- YTD
- 3.13%
- 1Y
- 0.36%
- 3Y*
- 11.89%
- 5Y*
- 3.31%
- 10Y*
- 11.27%
- ALL TIME*
- 10.98%
BULIX
- 1D
- -0.61%
- 1M
- -2.20%
- 6M
- 4.60%
- YTD
- 6.99%
- 1Y
- 8.50%
- 3Y*
- 14.59%
- 5Y*
- 8.36%
- 10Y*
- 6.47%
- ALL TIME*
- 7.71%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
TWHIX vs. BULIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TWHIX American Century Heritage Fund | 3.13% | 6.53% | 24.66% | 20.64% | -28.13% | 11.52% | 42.61% | 35.50% | -5.08% | 21.83% |
BULIX American Century Utilities Fund | 6.99% | 16.76% | 24.32% | -7.51% | -4.37% | 13.77% | -2.38% | 19.94% | 1.82% | 0.59% |
Correlation
The correlation between TWHIX and BULIX is 0.09, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.09 |
Correlation (3Y) Balances recent behavior with more history. | 0.24 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.34 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.36 |
Correlation (All Time) Calculated using the full available price history since Feb 26, 1993 | 0.53 |
Over the past year, the correlation between TWHIX and BULIX has dropped to 0.09 - well below their long-term average of 0.53, suggesting their price drivers have been diverging.
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Return for Risk
TWHIX vs. BULIX — Risk / Return Rank
TWHIX
BULIX
TWHIX vs. BULIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Century Heritage Fund (TWHIX) and American Century Utilities Fund (BULIX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
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.
| TWHIX | BULIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.76 | ||
| Sortino ratioReturn per unit of downside risk | -0.99 | ||
| Omega ratioGain probability vs. loss probability | 1.00 | 1.12 | -0.12 |
| Calmar ratioReturn relative to maximum drawdown | -0.13 | 1.04 | -1.17 |
| Martin ratioReturn relative to average drawdown | -0.36 | 2.30 | -2.65 |
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Drawdowns
TWHIX vs. BULIX - Drawdown Comparison
The maximum TWHIX drawdown since its inception was -56.98%, roughly equal to the maximum BULIX drawdown of -55.21%. Use the drawdown chart below to compare losses from any high point for TWHIX and BULIX.
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Drawdown Indicators
| TWHIX | BULIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.98% | -55.21% | -1.77% |
Max Drawdown (1Y)Largest decline over 1 year | -15.82% | -8.93% | -6.89% |
Max Drawdown (3Y)Largest decline over 3 years | -26.30% | -12.37% | -13.93% |
Max Drawdown (5Y)Largest decline over 5 years | -40.34% | -24.56% | -15.78% |
Max Drawdown (10Y)Largest decline over 10 years | -40.34% | -33.86% | -6.48% |
Current DrawdownCurrent decline from peak | -5.18% | -5.08% | -0.10% |
Average DrawdownAverage peak-to-trough decline | -12.21% | -10.00% | -2.21% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.57% | 4.04% | +1.53% |
Volatility
TWHIX vs. BULIX - Volatility Comparison
American Century Heritage Fund (TWHIX) has a higher volatility of 4.82% compared to American Century Utilities Fund (BULIX) at 4.59%. This indicates that TWHIX's price experiences larger fluctuations and is considered to be riskier than BULIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TWHIX | BULIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.82% | 4.59% | +0.23% |
Volatility (6M)Calculated over the trailing 6-month period | 14.77% | 11.49% | +3.28% |
Volatility (1Y)Calculated over the trailing 1-year period | 18.53% | 14.32% | +4.21% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.41% | 16.76% | +6.65% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.85% | 18.10% | +4.75% |
TWHIX vs. BULIX - Expense Ratio Comparison
TWHIX has a 1.00% expense ratio, which is higher than BULIX's 0.65% expense ratio.
Dividends
TWHIX vs. BULIX - Dividend Comparison
TWHIX's dividend yield for the trailing twelve months is around 21.47%, more than BULIX's 10.58% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BULIX American Century Utilities Fund | 10.58% | 11.60% | 2.36% | 2.65% | 7.78% | 7.50% | 7.55% | 2.97% | 6.91% | 7.70% | 6.99% | 5.87% |
TWHIX American Century Heritage Fund | 21.47% | 22.14% | 15.58% | 0.78% | 0.98% | 12.00% | 13.72% | 11.32% | 25.33% | 9.38% | 8.71% | 0.00% |
Frequently Asked Questions
TWHIX and BULIX have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
TWHIX has higher volatility (4.82%) compared to BULIX (4.59%). In terms of maximum drawdown, TWHIX dropped -56.98% vs BULIX's -55.21%.
BULIX currently has the higher Sharpe Ratio (0.65 vs -0.11), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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