GXXIX vs. TWCGX

Last updated Apr 1, 2026

Compare and contrast key facts about abrdn U.S. Sustainable Leaders Fund (GXXIX) and American Century Growth Fund (TWCGX).

GXXIX is managed by Aberdeen. It was launched on Jun 30, 2000. TWCGX is managed by American Century. It was launched on Jun 30, 1971.

Performance

GXXIX vs. TWCGX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in abrdn U.S. Sustainable Leaders Fund (GXXIX) and American Century Growth Fund (TWCGX). The values are adjusted to include any dividend payments, if applicable.

GXXIX vs. TWCGX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
GXXIX abrdn U.S. Sustainable Leaders Fund	-10.06%	3.82%	10.11%	15.19%	-26.55%	81.37%	29.56%	36.96%	-6.73%	20.42%
TWCGX American Century Growth Fund	-13.48%	15.28%	26.20%	43.31%	-31.39%	27.86%	35.23%	35.39%	-1.27%	30.06%

Returns By Period

In the year-to-date period, GXXIX achieves a -10.06% return, which is significantly higher than TWCGX's -13.48% return. Over the past 10 years, GXXIX has underperformed TWCGX with an annualized return of 13.01%, while TWCGX has yielded a comparatively higher 14.50% annualized return.

GXXIX

• 1D: -0.24%
• 1M: -7.99%
• YTD: -10.06%
• 6M: -10.18%
• 1Y: 0.30%
• 3Y*: 4.65%
• 5Y*: 8.96%
• 10Y*: 13.01%

TWCGX

• 1D: -0.40%
• 1M: -8.79%
• YTD: -13.48%
• 6M: -12.63%
• 1Y: 12.31%
• 3Y*: 16.17%
• 5Y*: 9.27%
• 10Y*: 14.50%

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

GXXIX vs. TWCGX - Expense Ratio Comparison

GXXIX has a 0.97% expense ratio, which is higher than TWCGX's 0.94% expense ratio.

GXXIX

abrdn U.S. Sustainable Leaders Fund

TWCGX

American Century Growth Fund

Return for Risk

GXXIX vs. TWCGX — Risk / Return Rank

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

GXXIX

GXXIX Risk / Return Rank: 5
GXXIX Sharpe Ratio Rank: 6
GXXIX Sortino Ratio Rank: 6
GXXIX Omega Ratio Rank: 6
GXXIX Calmar Ratio Rank: 5
GXXIX Martin Ratio Rank: 5

TWCGX

TWCGX Risk / Return Rank: 22
TWCGX Sharpe Ratio Rank: 23
TWCGX Sortino Ratio Rank: 26
TWCGX Omega Ratio Rank: 25
TWCGX Calmar Ratio Rank: 19
TWCGX Martin Ratio Rank: 19

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.

GXXIX vs. TWCGX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for abrdn U.S. Sustainable Leaders Fund (GXXIX) and American Century Growth Fund (TWCGX). 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.

	GXXIX	TWCGX	Difference
Sharpe ratio Return per unit of total volatility	0.05	0.55	-0.50
Sortino ratio Return per unit of downside risk	0.19	0.96	-0.77
Omega ratio Gain probability vs. loss probability	1.03	1.13	-0.11
Calmar ratio Return relative to maximum drawdown	-0.08	0.56	-0.64
Martin ratio Return relative to average drawdown	-0.31	1.97	-2.27
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

GXXIX vs. TWCGX - Sharpe Ratio Comparison

The current GXXIX Sharpe Ratio is 0.05, which is lower than the TWCGX Sharpe Ratio of 0.55. The chart below compares the historical Sharpe Ratios of GXXIX and TWCGX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	GXXIX	TWCGX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.05	0.55	-0.50
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.32	0.43	-0.11
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.55	0.69	-0.13
Sharpe Ratio (All Time) Calculated using the full available price history	0.59	0.51	+0.08

Correlation

The correlation between GXXIX and TWCGX is 0.89, 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

GXXIX vs. TWCGX - Dividend Comparison

GXXIX's dividend yield for the trailing twelve months is around 2.55%, less than TWCGX's 19.81% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
GXXIX abrdn U.S. Sustainable Leaders Fund	2.55%	2.30%	0.00%	0.28%	0.39%	59.39%	14.10%	9.76%	12.93%	10.11%	12.20%	5.82%
TWCGX American Century Growth Fund	19.81%	17.14%	5.96%	4.81%	4.86%	9.83%	5.33%	5.60%	14.07%	10.28%	4.64%	6.80%

Drawdowns

GXXIX vs. TWCGX - Drawdown Comparison

The maximum GXXIX drawdown since its inception was -33.65%, smaller than the maximum TWCGX drawdown of -59.60%. Use the drawdown chart below to compare losses from any high point for GXXIX and TWCGX.

Drawdown Indicators

	GXXIX	TWCGX	Difference
Max Drawdown Largest peak-to-trough decline	-33.65%	-59.60%	+25.95%
Max Drawdown (1Y) Largest decline over 1 year	-11.78%	-16.69%	+4.91%
Max Drawdown (5Y) Largest decline over 5 years	-33.65%	-34.92%	+1.27%
Max Drawdown (10Y) Largest decline over 10 years	-33.65%	-34.92%	+1.27%
Current Drawdown Current decline from peak	-13.31%	-16.69%	+3.38%
Average Drawdown Average peak-to-trough decline	-6.20%	-15.34%	+9.14%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.09%	4.78%	-1.69%

Volatility

GXXIX vs. TWCGX - Volatility Comparison

The current volatility for abrdn U.S. Sustainable Leaders Fund (GXXIX) is 4.14%, while American Century Growth Fund (TWCGX) has a volatility of 5.43%. This indicates that GXXIX experiences smaller price fluctuations and is considered to be less risky than TWCGX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	GXXIX	TWCGX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.14%	5.43%	-1.29%
Volatility (6M) Calculated over the trailing 6-month period	8.83%	12.03%	-3.20%
Volatility (1Y) Calculated over the trailing 1-year period	16.52%	22.43%	-5.91%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.75%	21.58%	+6.17%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	23.70%	21.24%	+2.46%