TWSMX vs. ACIIX

Last updated Jun 6, 2026

TWSMX (American Century Strategic Allocation: Moderate Fund) and ACIIX (American Century Equity Income Fund Class I) are both mutual funds - TWSMX is a Diversified Portfolio fund managed by American Century, while ACIIX is a Large Cap Value Equities fund managed by American Century. Over the past 10 years, TWSMX returned 8.53%/yr vs 8.92%/yr for ACIIX. Their correlation of 0.83 suggests significant overlap in exposure. TWSMX charges 0.70%/yr vs 0.72%/yr for ACIIX.

Performance

TWSMX vs. ACIIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Strategic Allocation: Moderate Fund (TWSMX) and American Century Equity Income Fund Class I (ACIIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TWSMX achieves a 6.19% return, which is significantly lower than ACIIX's 7.47% return. Both investments have delivered pretty close results over the past 10 years, with TWSMX having a 8.53% annualized return and ACIIX not far ahead at 8.92%.

TWSMX

• 1D: 0.42%
• 1M: 1.27%
• YTD: 6.19%
• 6M: 6.40%
• 1Y: 15.56%
• 3Y*: 12.79%
• 5Y*: 5.93%
• 10Y*: 8.53%

ACIIX

• 1D: 1.11%
• 1M: 0.44%
• YTD: 7.47%
• 6M: 8.01%
• 1Y: 17.28%
• 3Y*: 11.37%
• 5Y*: 7.25%
• 10Y*: 8.92%

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

TWSMX vs. ACIIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TWSMX American Century Strategic Allocation: Moderate Fund	6.19%	13.67%	10.52%	13.10%	-14.70%	12.23%	16.20%	20.69%	-5.56%	15.10%
ACIIX American Century Equity Income Fund Class I	7.47%	12.05%	10.58%	4.25%	-2.96%	17.16%	1.19%	24.50%	-3.53%	13.69%

Correlation

The correlation between TWSMX and ACIIX is 0.66, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.66
Correlation (3Y) Calculated over the trailing 3-year period	0.66
Correlation (5Y) Calculated over the trailing 5-year period	0.75
Correlation (10Y) Calculated over the trailing 10-year period	0.79
Correlation (All Time) Calculated using the full available price history since Jul 9, 1998	0.83

The correlation between TWSMX and ACIIX shifts across timeframes, from 0.66 (1 year) to 0.83 (all time), reflecting how their relationship changes across market environments.

Return for Risk

TWSMX vs. ACIIX — Risk / Return Rank

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

TWSMX

TWSMX Risk / Return Rank: 42
TWSMX Sharpe Ratio Rank: 41
TWSMX Sortino Ratio Rank: 41
TWSMX Omega Ratio Rank: 41
TWSMX Calmar Ratio Rank: 39
TWSMX Martin Ratio Rank: 48

ACIIX

ACIIX Risk / Return Rank: 51
ACIIX Sharpe Ratio Rank: 53
ACIIX Sortino Ratio Rank: 58
ACIIX Omega Ratio Rank: 49
ACIIX Calmar Ratio Rank: 54
ACIIX Martin Ratio Rank: 44

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.

TWSMX vs. ACIIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Strategic Allocation: Moderate Fund (TWSMX) and American Century Equity Income Fund Class I (ACIIX). 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.

	TWSMX	ACIIX	Difference
Sharpe ratio: Return per unit of total volatility	1.79	2.06	-0.27
Sortino ratio: Return per unit of downside risk	2.59	3.10	-0.51
Omega ratio: Gain probability vs. loss probability	1.33	1.36	-0.03
Calmar ratio: Return relative to maximum drawdown	2.27	2.72	-0.45
Martin ratio: Return relative to average drawdown	9.67	8.91	+0.76
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

TWSMX vs. ACIIX - Sharpe Ratio Comparison

The current TWSMX Sharpe Ratio is 1.79, which is comparable to the ACIIX Sharpe Ratio of 2.06. The chart below compares the historical Sharpe Ratios of TWSMX and ACIIX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	TWSMX	ACIIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.79	2.06	-0.27
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.54	0.68	-0.13
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	0.67	+0.08
Sharpe Ratio (All Time) Calculated using the full available price history	0.65	0.54	+0.12

Drawdowns

TWSMX vs. ACIIX - Drawdown Comparison

The maximum TWSMX drawdown since its inception was -37.90%, roughly equal to the maximum ACIIX drawdown of -39.16%. Use the drawdown chart below to compare losses from any high point for TWSMX and ACIIX.

Drawdown Indicators

	TWSMX	ACIIX	Difference
Max Drawdown Largest peak-to-trough decline	-37.90%	-39.16%	+1.26%
Max Drawdown (1Y) Largest decline over 1 year	-6.81%	-6.38%	-0.43%
Max Drawdown (3Y) Largest decline over 3 years	-11.22%	-10.15%	-1.07%
Max Drawdown (5Y) Largest decline over 5 years	-21.95%	-13.49%	-8.46%
Max Drawdown (10Y) Largest decline over 10 years	-25.52%	-32.76%	+7.24%
Current Drawdown Current decline from peak	-0.14%	-1.38%	+1.24%
Average Drawdown Average peak-to-trough decline	-5.17%	-5.24%	+0.07%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.59%	1.94%	-0.35%

Volatility

TWSMX vs. ACIIX - Volatility Comparison

American Century Strategic Allocation: Moderate Fund (TWSMX) has a higher volatility of 2.50% compared to American Century Equity Income Fund Class I (ACIIX) at 2.33%. This indicates that TWSMX's price experiences larger fluctuations and is considered to be riskier than ACIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TWSMX	ACIIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.50%	2.33%	+0.17%
Volatility (6M) Calculated over the trailing 6-month period	6.84%	6.15%	+0.69%
Volatility (1Y) Calculated over the trailing 1-year period	8.62%	8.43%	+0.19%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	10.96%	10.77%	+0.19%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.41%	13.38%	-1.97%

TWSMX vs. ACIIX - Expense Ratio Comparison

TWSMX has a 0.70% expense ratio, which is lower than ACIIX's 0.72% expense ratio.

Dividends

TWSMX vs. ACIIX - Dividend Comparison

TWSMX's dividend yield for the trailing twelve months is around 6.42%, less than ACIIX's 9.83% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ACIIX American Century Equity Income Fund Class I	9.83%	10.55%	11.71%	8.21%	8.96%	7.02%	2.18%	7.57%	9.05%	12.14%	8.08%	10.72%
TWSMX American Century Strategic Allocation: Moderate Fund	6.42%	6.88%	5.80%	2.08%	5.54%	10.75%	5.09%	14.25%	12.25%	11.03%	2.14%	7.92%

Frequently Asked Questions

Can I hold both TWSMX and ACIIX in my portfolio?

TWSMX and ACIIX have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TWSMX or ACIIX?

TWSMX has higher volatility (2.50%) compared to ACIIX (2.33%). In terms of maximum drawdown, TWSMX dropped -37.90% vs ACIIX's -39.16%.

Which has better risk-adjusted returns?

ACIIX currently has the higher Sharpe Ratio (2.06 vs 1.79), 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.