TMDIX vs. ARDEX

Last updated Jun 24, 2026

TMDIX (AMG TimesSquare Mid Cap Growth Fund) and ARDEX (AMG River Road Dividend All Cap Value Fund) are both mutual funds - TMDIX is a Mid Cap Growth Equities fund managed by AMG, while ARDEX is a Large Cap Value Equities fund managed by AMG. Over the past 10 years, TMDIX returned 13.65%/yr vs 4.40%/yr for ARDEX. Their correlation of 0.81 suggests significant overlap in exposure. TMDIX charges 0.98%/yr vs 0.97%/yr for ARDEX.

Performance

TMDIX vs. ARDEX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AMG TimesSquare Mid Cap Growth Fund (TMDIX) and AMG River Road Dividend All Cap Value Fund (ARDEX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, TMDIX achieves a 6.38% return, which is significantly lower than ARDEX's 10.23% return. Over the past 10 years, TMDIX has outperformed ARDEX with an annualized return of 13.65%, while ARDEX has yielded a comparatively lower 4.40% annualized return.

TMDIX

• 1D: 0.28%
• 1M: 5.50%
• YTD: 6.38%
• 6M: 4.32%
• 1Y: -1.27%
• 3Y*: 9.21%
• 5Y*: 3.96%
• 10Y*: 13.65%

ARDEX

• 1D: 0.18%
• 1M: -0.18%
• YTD: 10.23%
• 6M: 9.79%
• 1Y: -7.86%
• 3Y*: 5.12%
• 5Y*: -0.23%
• 10Y*: 4.40%

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

TMDIX vs. ARDEX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
TMDIX AMG TimesSquare Mid Cap Growth Fund	6.38%	-1.76%	10.84%	25.07%	-22.26%	16.75%	33.42%	63.26%	-4.28%	22.66%
ARDEX AMG River Road Dividend All Cap Value Fund	10.23%	-14.13%	16.20%	2.04%	-3.64%	4.16%	-2.18%	23.20%	-7.61%	8.78%

Correlation

The correlation between TMDIX and ARDEX is 0.57, 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	0.57
Correlation (3Y) Calculated over the trailing 3-year period	0.67
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (10Y) Calculated over the trailing 10-year period	0.72
Correlation (All Time) Calculated using the full available price history since Jun 29, 2005	0.81

Over the past year, the correlation between TMDIX and ARDEX has dropped to 0.57 - well below their long-term average of 0.81, suggesting their price drivers have been diverging.

Return for Risk

TMDIX vs. ARDEX — Risk / Return Rank

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

TMDIX

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

ARDEX

ARDEX Risk / Return Rank: 1
ARDEX Sharpe Ratio Rank: 2
ARDEX Sortino Ratio Rank: 2
ARDEX Omega Ratio Rank: 1
ARDEX Calmar Ratio Rank: 1
ARDEX Martin Ratio Rank: 1

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.

TMDIX vs. ARDEX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AMG TimesSquare Mid Cap Growth Fund (TMDIX) and AMG River Road Dividend All Cap Value Fund (ARDEX). 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.

	TMDIX	ARDEX	Difference
Sharpe ratio: Return per unit of total volatility	-0.02	-0.32	+0.30
Sortino ratio: Return per unit of downside risk	0.10	-0.22	+0.32
Omega ratio: Gain probability vs. loss probability	1.01	0.93	+0.08
Calmar ratio: Return relative to maximum drawdown	-0.02	-0.35	+0.33
Martin ratio: Return relative to average drawdown	-0.04	-0.65	+0.61

TMDIX vs. ARDEX - Sharpe Ratio Comparison

The current TMDIX Sharpe Ratio is -0.02, which is higher than the ARDEX Sharpe Ratio of -0.32. The chart below compares the historical Sharpe Ratios of TMDIX and ARDEX, 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

TMDIX vs. ARDEX - Drawdown Comparison

The maximum TMDIX drawdown since its inception was -48.73%, smaller than the maximum ARDEX drawdown of -52.16%. Use the drawdown chart below to compare losses from any high point for TMDIX and ARDEX.

Drawdown Indicators

	TMDIX	ARDEX	Difference
Max Drawdown Largest peak-to-trough decline	-48.73%	-52.16%	+3.43%
Max Drawdown (1Y) Largest decline over 1 year	-25.45%	-20.51%	-4.94%
Max Drawdown (3Y) Largest decline over 3 years	-25.45%	-52.16%	+26.71%
Max Drawdown (5Y) Largest decline over 5 years	-30.53%	-52.16%	+21.63%
Max Drawdown (10Y) Largest decline over 10 years	-35.44%	-52.16%	+16.72%
Current Drawdown Current decline from peak	-10.93%	-47.06%	+36.13%
Average Drawdown Average peak-to-trough decline	-7.17%	-10.56%	+3.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	12.43%	10.99%	+1.44%

Volatility

TMDIX vs. ARDEX - Volatility Comparison

AMG TimesSquare Mid Cap Growth Fund (TMDIX) has a higher volatility of 6.04% compared to AMG River Road Dividend All Cap Value Fund (ARDEX) at 2.66%. This indicates that TMDIX's price experiences larger fluctuations and is considered to be riskier than ARDEX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	TMDIX	ARDEX	Difference
Volatility (1M) Calculated over the trailing 1-month period	6.04%	2.66%	+3.38%
Volatility (6M) Calculated over the trailing 6-month period	17.82%	23.60%	-5.78%
Volatility (1Y) Calculated over the trailing 1-year period	20.22%	22.45%	-2.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.51%	41.87%	-21.36%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.14%	32.42%	-11.28%

TMDIX vs. ARDEX - Expense Ratio Comparison

TMDIX has a 0.98% expense ratio, which is higher than ARDEX's 0.97% expense ratio.

Dividends

TMDIX vs. ARDEX - Dividend Comparison

TMDIX has not paid dividends to shareholders, while ARDEX's dividend yield for the trailing twelve months is around 4.67%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARDEX AMG River Road Dividend All Cap Value Fund	4.67%	5.85%	79.78%	4.42%	14.36%	5.37%	2.12%	8.71%	9.10%	6.83%	9.31%	11.69%
TMDIX AMG TimesSquare Mid Cap Growth Fund	0.00%	0.00%	8.08%	3.98%	3.69%	29.72%	18.28%	31.06%	16.38%	14.44%	5.90%	7.73%

Frequently Asked Questions

Can I hold both TMDIX and ARDEX in my portfolio?

TMDIX and ARDEX have a correlation of 0.57, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, TMDIX or ARDEX?

TMDIX has higher volatility (6.04%) compared to ARDEX (2.66%). In terms of maximum drawdown, TMDIX dropped -48.73% vs ARDEX's -52.16%.

Which has better risk-adjusted returns?

TMDIX currently has the higher Sharpe Ratio (-0.02 vs -0.32), 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.