REACX vs. TWCUX

Last updated Jun 24, 2026

REACX (American Century Real Estate Fund) and TWCUX (American Century Ultra Fund) are both mutual funds - REACX is a REIT fund managed by American Century, while TWCUX is a Large Cap Growth Equities fund managed by American Century. Over the past 10 years, REACX returned 5.55%/yr vs 18.08%/yr for TWCUX. A 0.50 correlation means they provide meaningful diversification when combined. REACX charges 1.14%/yr vs 0.93%/yr for TWCUX.

Performance

REACX vs. TWCUX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Real Estate Fund (REACX) and American Century Ultra Fund (TWCUX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, REACX achieves a 12.49% return, which is significantly higher than TWCUX's 3.79% return. Over the past 10 years, REACX has underperformed TWCUX with an annualized return of 5.55%, while TWCUX has yielded a comparatively higher 18.08% annualized return.

REACX

• 1D: 1.44%
• 1M: -0.34%
• YTD: 12.49%
• 6M: 12.67%
• 1Y: 11.08%
• 3Y*: 11.81%
• 5Y*: 3.51%
• 10Y*: 5.55%

TWCUX

• 1D: -1.43%
• 1M: -3.17%
• YTD: 3.79%
• 6M: 2.38%
• 1Y: 18.43%
• 3Y*: 18.97%
• 5Y*: 10.35%
• 10Y*: 18.08%

*Multi-year figures are annualized to reflect compound growth (CAGR)

REACX vs. TWCUX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
REACX American Century Real Estate Fund	12.49%	0.81%	7.63%	10.97%	-24.64%	41.52%	-8.31%	30.73%	-4.18%	5.09%
TWCUX American Century Ultra Fund	3.79%	12.66%	29.54%	43.36%	-32.38%	23.47%	49.79%	34.60%	0.70%	31.65%

Correlation

The correlation between REACX and TWCUX is 0.06, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.06
Correlation (3Y) Calculated over the trailing 3-year period	0.24
Correlation (5Y) Calculated over the trailing 5-year period	0.42
Correlation (10Y) Calculated over the trailing 10-year period	0.42
Correlation (All Time) Calculated using the full available price history since Jan 2, 1996	0.50

Over the past year, the correlation between REACX and TWCUX has dropped to 0.06 - well below their long-term average of 0.50, suggesting their price drivers have been diverging.

Return for Risk

REACX vs. TWCUX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

REACX

REACX Risk / Return Rank: 17
REACX Sharpe Ratio Rank: 13
REACX Sortino Ratio Rank: 12
REACX Omega Ratio Rank: 13
REACX Calmar Ratio Rank: 23
REACX Martin Ratio Rank: 22

TWCUX

TWCUX Risk / Return Rank: 17
TWCUX Sharpe Ratio Rank: 18
TWCUX Sortino Ratio Rank: 17
TWCUX Omega Ratio Rank: 17
TWCUX Calmar Ratio Rank: 15
TWCUX Martin Ratio Rank: 17

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

REACX vs. TWCUX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Real Estate Fund (REACX) and American Century Ultra Fund (TWCUX). 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.

	REACX	TWCUX	Difference
Sharpe ratio: Return per unit of total volatility	0.94	1.15	-0.21
Sortino ratio: Return per unit of downside risk	1.33	1.61	-0.28
Omega ratio: Gain probability vs. loss probability	1.17	1.20	-0.03
Calmar ratio: Return relative to maximum drawdown	1.65	1.26	+0.39
Martin ratio: Return relative to average drawdown	4.99	4.28	+0.71

REACX vs. TWCUX - Sharpe Ratio Comparison

The current REACX Sharpe Ratio is 0.94, which is comparable to the TWCUX Sharpe Ratio of 1.15. The chart below compares the historical Sharpe Ratios of REACX and TWCUX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

REACX vs. TWCUX - Drawdown Comparison

The maximum REACX drawdown since its inception was -75.80%, which is greater than TWCUX's maximum drawdown of -62.11%. Use the drawdown chart below to compare losses from any high point for REACX and TWCUX.

Drawdown Indicators

	REACX	TWCUX	Difference
Max Drawdown Largest peak-to-trough decline	-75.80%	-62.11%	-13.69%
Max Drawdown (1Y) Largest decline over 1 year	-7.72%	-15.72%	+8.00%
Max Drawdown (3Y) Largest decline over 3 years	-17.16%	-24.86%	+7.70%
Max Drawdown (5Y) Largest decline over 5 years	-32.15%	-35.23%	+3.08%
Max Drawdown (10Y) Largest decline over 10 years	-41.88%	-35.23%	-6.65%
Current Drawdown Current decline from peak	-1.50%	-5.73%	+4.23%
Average Drawdown Average peak-to-trough decline	-12.57%	-16.79%	+4.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.55%	4.62%	-2.07%

Volatility

REACX vs. TWCUX - Volatility Comparison

The current volatility for American Century Real Estate Fund (REACX) is 5.15%, while American Century Ultra Fund (TWCUX) has a volatility of 6.51%. This indicates that REACX experiences smaller price fluctuations and is considered to be less risky than TWCUX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	REACX	TWCUX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.15%	6.51%	-1.36%
Volatility (6M) Calculated over the trailing 6-month period	10.09%	13.51%	-3.42%
Volatility (1Y) Calculated over the trailing 1-year period	13.58%	17.27%	-3.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.50%	22.69%	-4.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.54%	22.16%	-1.62%

REACX vs. TWCUX - Expense Ratio Comparison

REACX has a 1.14% expense ratio, which is higher than TWCUX's 0.93% expense ratio.

Dividends

REACX vs. TWCUX - Dividend Comparison

REACX's dividend yield for the trailing twelve months is around 2.26%, less than TWCUX's 11.15% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
REACX American Century Real Estate Fund	2.26%	2.15%	1.89%	2.28%	11.26%	11.49%	1.71%	8.71%	8.73%	4.66%	11.80%	2.51%
TWCUX American Century Ultra Fund	11.15%	11.57%	3.58%	6.09%	7.42%	6.78%	2.80%	4.27%	8.24%	5.85%	4.58%	5.21%

Frequently Asked Questions

Can I hold both REACX and TWCUX in my portfolio?

REACX and TWCUX have a correlation of 0.06, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, REACX or TWCUX?

TWCUX has higher volatility (6.51%) compared to REACX (5.15%). In terms of maximum drawdown, REACX dropped -75.80% vs TWCUX's -62.11%.

Which has better risk-adjusted returns?

TWCUX currently has the higher Sharpe Ratio (1.15 vs 0.94), 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.