AAMCX vs. COTZX

Last updated Jun 23, 2026

AAMCX (Absolute Capital Asset Allocator Fund) and COTZX (Columbia Thermostat Fund) are both Tactical Allocation funds. Over the past 10 years, AAMCX returned 5.64%/yr vs 7.41%/yr for COTZX. A 0.70 correlation means they provide meaningful diversification when combined. AAMCX charges 2.70%/yr vs 0.24%/yr for COTZX.

Performance

AAMCX vs. COTZX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Absolute Capital Asset Allocator Fund (AAMCX) and Columbia Thermostat Fund (COTZX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AAMCX achieves a 8.62% return, which is significantly higher than COTZX's 3.10% return. Over the past 10 years, AAMCX has underperformed COTZX with an annualized return of 5.64%, while COTZX has yielded a comparatively higher 7.41% annualized return.

AAMCX

• 1D: 0.65%
• 1M: 0.97%
• YTD: 8.62%
• 6M: 7.97%
• 1Y: 17.90%
• 3Y*: 11.19%
• 5Y*: 5.27%
• 10Y*: 5.64%

COTZX

• 1D: 0.50%
• 1M: 0.71%
• YTD: 3.10%
• 6M: 3.04%
• 1Y: 11.57%
• 3Y*: 10.37%
• 5Y*: 4.62%
• 10Y*: 7.41%

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

AAMCX vs. COTZX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AAMCX Absolute Capital Asset Allocator Fund	8.62%	9.86%	10.16%	12.53%	-19.02%	14.36%	4.78%	9.61%	-6.22%	10.64%
COTZX Columbia Thermostat Fund	3.10%	15.02%	7.98%	11.66%	-12.92%	6.44%	29.61%	15.15%	-1.17%	3.33%

Correlation

The correlation between AAMCX and COTZX is 0.85, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.85
Correlation (3Y) Calculated over the trailing 3-year period	0.76
Correlation (5Y) Calculated over the trailing 5-year period	0.67
Correlation (10Y) Calculated over the trailing 10-year period	0.70
Correlation (All Time) Calculated using the full available price history since Jan 4, 2016	0.70

The correlation between AAMCX and COTZX shifts across timeframes, from 0.67 (5 years) to 0.85 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

AAMCX vs. COTZX — Risk / Return Rank

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

AAMCX

AAMCX Risk / Return Rank: 50
AAMCX Sharpe Ratio Rank: 43
AAMCX Sortino Ratio Rank: 41
AAMCX Omega Ratio Rank: 40
AAMCX Calmar Ratio Rank: 60
AAMCX Martin Ratio Rank: 66

COTZX

COTZX Risk / Return Rank: 68
COTZX Sharpe Ratio Rank: 64
COTZX Sortino Ratio Rank: 70
COTZX Omega Ratio Rank: 69
COTZX Calmar Ratio Rank: 61
COTZX Martin Ratio Rank: 75

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.

AAMCX vs. COTZX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Absolute Capital Asset Allocator Fund (AAMCX) and Columbia Thermostat Fund (COTZX). 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.

	AAMCX	COTZX	Difference
Sharpe ratio: Return per unit of total volatility	1.77	2.16	-0.39
Sortino ratio: Return per unit of downside risk	2.49	3.18	-0.69
Omega ratio: Gain probability vs. loss probability	1.32	1.42	-0.10
Calmar ratio: Return relative to maximum drawdown	2.84	2.88	-0.04
Martin ratio: Return relative to average drawdown	12.07	13.24	-1.17

AAMCX vs. COTZX - Sharpe Ratio Comparison

The current AAMCX Sharpe Ratio is 1.77, which is comparable to the COTZX Sharpe Ratio of 2.16. The chart below compares the historical Sharpe Ratios of AAMCX and COTZX, 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

AAMCX vs. COTZX - Drawdown Comparison

The maximum AAMCX drawdown since its inception was -22.73%, smaller than the maximum COTZX drawdown of -47.48%. Use the drawdown chart below to compare losses from any high point for AAMCX and COTZX.

Drawdown Indicators

	AAMCX	COTZX	Difference
Max Drawdown Largest peak-to-trough decline	-22.73%	-47.48%	+24.75%
Max Drawdown (1Y) Largest decline over 1 year	-6.29%	-4.02%	-2.27%
Max Drawdown (3Y) Largest decline over 3 years	-15.42%	-6.93%	-8.49%
Max Drawdown (5Y) Largest decline over 5 years	-22.73%	-17.80%	-4.93%
Max Drawdown (10Y) Largest decline over 10 years	-22.73%	-17.80%	-4.93%
Current Drawdown Current decline from peak	-0.40%	-0.38%	-0.02%
Average Drawdown Average peak-to-trough decline	-5.55%	-3.46%	-2.09%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.48%	0.87%	+0.61%

Volatility

AAMCX vs. COTZX - Volatility Comparison

Absolute Capital Asset Allocator Fund (AAMCX) has a higher volatility of 3.99% compared to Columbia Thermostat Fund (COTZX) at 2.26%. This indicates that AAMCX's price experiences larger fluctuations and is considered to be riskier than COTZX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AAMCX	COTZX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.99%	2.26%	+1.73%
Volatility (6M) Calculated over the trailing 6-month period	7.91%	4.39%	+3.52%
Volatility (1Y) Calculated over the trailing 1-year period	10.07%	5.35%	+4.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.92%	7.38%	+4.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.33%	7.42%	+3.91%

AAMCX vs. COTZX - Expense Ratio Comparison

AAMCX has a 2.70% expense ratio, which is higher than COTZX's 0.24% expense ratio.

Dividends

AAMCX vs. COTZX - Dividend Comparison

AAMCX's dividend yield for the trailing twelve months is around 2.21%, less than COTZX's 3.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AAMCX Absolute Capital Asset Allocator Fund	2.21%	2.40%	3.64%	0.00%	0.00%	8.98%	0.00%	0.00%	11.86%	3.78%	1.20%	0.00%
COTZX Columbia Thermostat Fund	3.26%	3.37%	3.55%	2.74%	3.28%	14.82%	6.92%	5.57%	4.45%	3.13%	2.66%	4.26%

Frequently Asked Questions

Can I hold both AAMCX and COTZX in my portfolio?

AAMCX and COTZX have a correlation of 0.85, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, AAMCX or COTZX?

AAMCX has higher volatility (3.99%) compared to COTZX (2.26%). In terms of maximum drawdown, AAMCX dropped -22.73% vs COTZX's -47.48%.

Which has better risk-adjusted returns?

COTZX currently has the higher Sharpe Ratio (2.16 vs 1.77), 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.