TWHIX vs. TGFRX
Compare and contrast key facts about American Century Heritage Fund (TWHIX) and Tanaka Growth Fund (TGFRX).
TWHIX is managed by American Century. It was launched on Nov 10, 1987. TGFRX is managed by Tanaka. It was launched on Dec 30, 1998.
Performance
TWHIX vs. TGFRX - Performance Comparison
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TWHIX vs. TGFRX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
TWHIX American Century Heritage Fund | -10.01% | 6.53% | 24.66% | 20.64% | -28.13% | 11.52% | 42.61% | 35.50% | -5.08% | 21.83% |
TGFRX Tanaka Growth Fund | -3.59% | 39.56% | 17.98% | 50.24% | -22.62% | 26.54% | 50.87% | 18.78% | -25.18% | 7.28% |
Returns By Period
In the year-to-date period, TWHIX achieves a -10.01% return, which is significantly lower than TGFRX's -3.59% return. Over the past 10 years, TWHIX has underperformed TGFRX with an annualized return of 10.49%, while TGFRX has yielded a comparatively higher 13.08% annualized return.
TWHIX
- 1D
- -1.22%
- 1M
- -9.79%
- YTD
- -10.01%
- 6M
- -13.12%
- 1Y
- 4.24%
- 3Y*
- 9.84%
- 5Y*
- 2.81%
- 10Y*
- 10.49%
TGFRX
- 1D
- -1.92%
- 1M
- -9.89%
- YTD
- -3.59%
- 6M
- 1.02%
- 1Y
- 26.15%
- 3Y*
- 28.80%
- 5Y*
- 10.69%
- 10Y*
- 13.08%
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TWHIX vs. TGFRX - Expense Ratio Comparison
TWHIX has a 1.00% expense ratio, which is lower than TGFRX's 2.19% expense ratio.
Return for Risk
TWHIX vs. TGFRX — Risk / Return Rank
TWHIX
TGFRX
TWHIX vs. TGFRX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for American Century Heritage Fund (TWHIX) and Tanaka Growth Fund (TGFRX). 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.
| TWHIX | TGFRX | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.16 | 1.31 | -1.15 |
Sortino ratioReturn per unit of downside risk | 0.40 | 2.02 | -1.62 |
Omega ratioGain probability vs. loss probability | 1.05 | 1.26 | -0.21 |
Calmar ratioReturn relative to maximum drawdown | 0.10 | 2.24 | -2.14 |
Martin ratioReturn relative to average drawdown | 0.32 | 5.75 | -5.43 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| TWHIX | TGFRX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 0.16 | 1.31 | -1.15 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.12 | 0.01 | +0.11 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.46 | 0.02 | +0.44 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.51 | 0.02 | +0.49 |
Correlation
The correlation between TWHIX and TGFRX is 0.78, which is considered to be high. That indicates a strong positive relationship between their price movements. Having highly-correlated positions in a portfolio may signal a lack of diversification, potentially leading to increased risk during market downturns.
Dividends
TWHIX vs. TGFRX - Dividend Comparison
TWHIX's dividend yield for the trailing twelve months is around 24.60%, more than TGFRX's 13.51% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
TWHIX American Century Heritage Fund | 24.60% | 22.14% | 15.58% | 0.78% | 0.98% | 12.00% | 13.72% | 11.32% | 25.33% | 9.38% | 8.71% |
TGFRX Tanaka Growth Fund | 13.51% | 13.02% | 6.89% | 0.00% | 0.11% | 7.44% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Drawdowns
TWHIX vs. TGFRX - Drawdown Comparison
The maximum TWHIX drawdown since its inception was -56.98%, smaller than the maximum TGFRX drawdown of -95.35%. Use the drawdown chart below to compare losses from any high point for TWHIX and TGFRX.
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Drawdown Indicators
| TWHIX | TGFRX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -56.98% | -95.35% | +38.37% |
Max Drawdown (1Y)Largest decline over 1 year | -15.82% | -16.01% | +0.19% |
Max Drawdown (5Y)Largest decline over 5 years | -40.34% | -95.35% | +55.01% |
Max Drawdown (10Y)Largest decline over 10 years | -40.34% | -95.35% | +55.01% |
Current DrawdownCurrent decline from peak | -15.82% | -92.80% | +76.98% |
Average DrawdownAverage peak-to-trough decline | -12.27% | -31.67% | +19.40% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 5.00% | 7.21% | -2.21% |
Volatility
TWHIX vs. TGFRX - Volatility Comparison
The current volatility for American Century Heritage Fund (TWHIX) is 6.05%, while Tanaka Growth Fund (TGFRX) has a volatility of 11.19%. This indicates that TWHIX experiences smaller price fluctuations and is considered to be less risky than TGFRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| TWHIX | TGFRX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.05% | 11.19% | -5.14% |
Volatility (6M)Calculated over the trailing 6-month period | 13.36% | 23.73% | -10.37% |
Volatility (1Y)Calculated over the trailing 1-year period | 23.61% | 34.96% | -11.35% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.25% | 793.45% | -770.20% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.73% | 561.16% | -538.43% |