CHTTX vs. BRWIX

Last updated Aug 4, 2026

CHTTX (AMG River Road Mid Cap Value Fund) and BRWIX (AMG Boston Common Global Impact Fund) are both mutual funds - CHTTX is a Mid Cap Value Equities fund managed by AMG, while BRWIX is a Large Cap Growth Equities fund managed by AMG. Over the past 10 years, CHTTX returned 8.56%/yr vs 10.38%/yr for BRWIX. Their 0.78 correlation means they have sometimes moved together and sometimes differently. CHTTX charges 1.10%/yr vs 0.93%/yr for BRWIX.

Performance

CHTTX vs. BRWIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AMG River Road Mid Cap Value Fund (CHTTX) and AMG Boston Common Global Impact Fund (BRWIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, CHTTX achieves a 4.89% return, which is significantly lower than BRWIX's 11.31% return. Over the past 10 years, CHTTX has underperformed BRWIX with an annualized return of 8.56%, while BRWIX has yielded a comparatively higher 10.38% annualized return.

CHTTX

• 1D: -0.43%
• 1M: 0.00%
• 6M: 2.26%
• YTD: 4.89%
• 1Y: -1.14%
• 3Y*: 7.48%
• 5Y*: 7.49%
• 10Y*: 8.56%
• ALL TIME*: 10.81%

BRWIX

• 1D: 0.60%
• 1M: -1.57%
• 6M: 7.22%
• YTD: 11.31%
• 1Y: 25.21%
• 3Y*: 11.66%
• 5Y*: 3.49%
• 10Y*: 10.38%
• ALL TIME*: 7.16%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
BRWIX AMG Boston Common Global Impact Fund	$0.00	$0.00	$0.00
CHTTX AMG River Road Mid Cap Value Fund	$0.00	$0.00	$0.00

CHTTX vs. BRWIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
CHTTX AMG River Road Mid Cap Value Fund	4.89%	-1.64%	13.52%	22.65%	-8.48%	27.04%	3.83%	23.39%	-18.57%	11.51%
BRWIX AMG Boston Common Global Impact Fund	11.31%	21.16%	3.08%	13.75%	-25.35%	12.38%	29.77%	27.98%	-3.67%	23.65%

Correlation

The correlation between CHTTX and BRWIX is 0.45, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.45
Correlation (3Y) Balances recent behavior with more history.	0.68
Correlation (5Y) Shows whether the relationship held over a longer period.	0.76
Correlation (10Y) Provides a long-term view across more market conditions.	0.72
Correlation (All Time) Calculated using the full available price history since Mar 21, 1996	0.78

Over the past year, the correlation between CHTTX and BRWIX has dropped to 0.45 - well below their long-term average of 0.78, suggesting their price drivers have been diverging.

Return for Risk

CHTTX vs. BRWIX — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

CHTTX

CHTTX Risk / Return Rank: 3
CHTTX Sharpe Ratio Rank: 3
CHTTX Sortino Ratio Rank: 3
CHTTX Omega Ratio Rank: 3
CHTTX Calmar Ratio Rank: 3
CHTTX Martin Ratio Rank: 3

BRWIX

BRWIX Risk / Return Rank: 54
BRWIX Sharpe Ratio Rank: 53
BRWIX Sortino Ratio Rank: 51
BRWIX Omega Ratio Rank: 49
BRWIX Calmar Ratio Rank: 58
BRWIX Martin Ratio Rank: 61

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

CHTTX vs. BRWIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AMG River Road Mid Cap Value Fund (CHTTX) and AMG Boston Common Global Impact Fund (BRWIX). 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.

	CHTTX	BRWIX	Difference
Sharpe ratio: Return per unit of total volatility	-0.12	1.50	-1.62
Sortino ratio: Return per unit of downside risk	-0.02	2.12	-2.14
Omega ratio: Gain probability vs. loss probability	1.00	1.27	-0.27
Calmar ratio: Return relative to maximum drawdown	-0.12	2.16	-2.29
Martin ratio: Return relative to average drawdown	-0.21	8.42	-8.63

CHTTX vs. BRWIX - Sharpe Ratio Comparison

The current CHTTX Sharpe Ratio is -0.12, which is lower than the BRWIX Sharpe Ratio of 1.50. The chart below compares the historical Sharpe Ratios of CHTTX and BRWIX, 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

CHTTX vs. BRWIX - Drawdown Comparison

The maximum CHTTX drawdown since its inception was -58.30%, which is greater than BRWIX's maximum drawdown of -54.49%. Use the drawdown chart below to compare losses from any high point for CHTTX and BRWIX.

Drawdown Indicators

	CHTTX	BRWIX	Difference
Max Drawdown Largest peak-to-trough decline	-58.30%	-54.49%	-3.81%
Max Drawdown (1Y) Largest decline over 1 year	-17.80%	-11.28%	-6.52%
Max Drawdown (3Y) Largest decline over 3 years	-17.80%	-20.82%	+3.02%
Max Drawdown (5Y) Largest decline over 5 years	-20.38%	-36.71%	+16.33%
Max Drawdown (10Y) Largest decline over 10 years	-42.58%	-36.71%	-5.87%
Current Drawdown Current decline from peak	-9.64%	-4.31%	-5.33%
Average Drawdown Average peak-to-trough decline	-7.82%	-17.52%	+9.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	10.38%	2.89%	+7.49%

Volatility

CHTTX vs. BRWIX - Volatility Comparison

The current volatility for AMG River Road Mid Cap Value Fund (CHTTX) is 4.72%, while AMG Boston Common Global Impact Fund (BRWIX) has a volatility of 5.44%. This indicates that CHTTX experiences smaller price fluctuations and is considered to be less risky than BRWIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	CHTTX	BRWIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.72%	5.44%	-0.72%
Volatility (6M) Calculated over the trailing 6-month period	9.82%	13.90%	-4.08%
Volatility (1Y) Calculated over the trailing 1-year period	19.03%	16.25%	+2.78%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.57%	18.44%	+0.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.31%	20.23%	+0.08%

CHTTX vs. BRWIX - Expense Ratio Comparison

CHTTX has a 1.10% expense ratio, which is higher than BRWIX's 0.93% expense ratio.

Dividends

CHTTX vs. BRWIX - Dividend Comparison

CHTTX has not paid dividends to shareholders, while BRWIX's dividend yield for the trailing twelve months is around 0.67%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
BRWIX AMG Boston Common Global Impact Fund	0.67%	0.75%	1.17%	0.63%	0.48%	45.72%	14.71%	10.30%	0.00%	0.00%	0.00%	0.00%
CHTTX AMG River Road Mid Cap Value Fund	0.00%	0.00%	14.37%	0.40%	9.34%	105.09%	5.66%	13.63%	8.79%	6.59%	4.51%	5.97%

Frequently Asked Questions

Can I hold both CHTTX and BRWIX in my portfolio?

CHTTX and BRWIX have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, CHTTX or BRWIX?

BRWIX has higher volatility (5.44%) compared to CHTTX (4.72%). In terms of maximum drawdown, CHTTX dropped -58.30% vs BRWIX's -54.49%.

Which has better risk-adjusted returns?

BRWIX currently has the higher Sharpe Ratio (1.50 vs -0.12), 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.