AI.TO vs. TXF.TO

Last updated Jun 4, 2026

AI.TO (Atrium Mortgage Investment Corporation) is a stock, while TXF.TO (CI Tech Giants Covered Call Common) is Technology Equities fund actively managed by CI Investments. Over the past 10 years, AI.TO returned 7.68%/yr vs 19.77%/yr for TXF.TO. At a 0.22 correlation, their price movements are largely independent.

Performance

AI.TO vs. TXF.TO - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Atrium Mortgage Investment Corporation (AI.TO) and CI Tech Giants Covered Call Common (TXF.TO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AI.TO achieves a 4.34% return, which is significantly lower than TXF.TO's 31.75% return. Over the past 10 years, AI.TO has underperformed TXF.TO with an annualized return of 7.68%, while TXF.TO has yielded a comparatively higher 19.77% annualized return.

AI.TO

• 1D: -0.43%
• 1M: -2.43%
• YTD: 4.34%
• 6M: 6.80%
• 1Y: 13.52%
• 3Y*: 9.97%
• 5Y*: 3.77%
• 10Y*: 7.68%

TXF.TO

• 1D: 0.07%
• 1M: 18.07%
• YTD: 31.75%
• 6M: 31.92%
• 1Y: 64.62%
• 3Y*: 33.10%
• 5Y*: 18.49%
• 10Y*: 19.77%

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

AI.TO vs. TXF.TO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AI.TO Atrium Mortgage Investment Corporation	4.34%	15.34%	12.42%	6.32%	-17.74%	18.44%	-5.58%	23.01%	7.71%	10.84%
TXF.TO CI Tech Giants Covered Call Common	31.75%	24.81%	18.69%	60.80%	-35.54%	26.82%	32.50%	26.56%	-6.78%	33.65%

Correlation

The correlation between AI.TO and TXF.TO is 0.37, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.37
Correlation (3Y) Calculated over the trailing 3-year period	0.30
Correlation (5Y) Calculated over the trailing 5-year period	0.34
Correlation (10Y) Calculated over the trailing 10-year period	0.26
Correlation (All Time) Calculated using the full available price history since Sep 10, 2012	0.22

The correlation between AI.TO and TXF.TO shifts across timeframes, from 0.22 (all time) to 0.37 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

AI.TO vs. TXF.TO — Risk / Return Rank

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

AI.TO

AI.TO Risk / Return Rank: 75
AI.TO Sharpe Ratio Rank: 76
AI.TO Sortino Ratio Rank: 70
AI.TO Omega Ratio Rank: 71
AI.TO Calmar Ratio Rank: 79
AI.TO Martin Ratio Rank: 80

TXF.TO

TXF.TO Risk / Return Rank: 85
TXF.TO Sharpe Ratio Rank: 91
TXF.TO Sortino Ratio Rank: 86
TXF.TO Omega Ratio Rank: 86
TXF.TO Calmar Ratio Rank: 81
TXF.TO Martin Ratio Rank: 79

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.

AI.TO vs. TXF.TO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Atrium Mortgage Investment Corporation (AI.TO) and CI Tech Giants Covered Call Common (TXF.TO). 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.

	AI.TO	TXF.TO	Difference
Sharpe ratio: Return per unit of total volatility	1.22	3.24	-2.01
Sortino ratio: Return per unit of downside risk	1.74	3.90	-2.16
Omega ratio: Gain probability vs. loss probability	1.24	1.53	-0.30
Calmar ratio: Return relative to maximum drawdown	2.57	4.21	-1.64
Martin ratio: Return relative to average drawdown	6.82	15.54	-8.72
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AI.TO vs. TXF.TO - Sharpe Ratio Comparison

The current AI.TO Sharpe Ratio is 1.22, which is lower than the TXF.TO Sharpe Ratio of 3.24. The chart below compares the historical Sharpe Ratios of AI.TO and TXF.TO, 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

	AI.TO	TXF.TO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.22	3.24	-2.01
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.23	0.76	-0.52
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.38	0.84	-0.47
Sharpe Ratio (All Time) Calculated using the full available price history	0.43	0.81	-0.38

Drawdowns

AI.TO vs. TXF.TO - Drawdown Comparison

The maximum AI.TO drawdown since its inception was -53.30%, which is greater than TXF.TO's maximum drawdown of -41.23%. Use the drawdown chart below to compare losses from any high point for AI.TO and TXF.TO.

Drawdown Indicators

	AI.TO	TXF.TO	Difference
Max Drawdown Largest peak-to-trough decline	-53.30%	-41.23%	-12.07%
Max Drawdown (1Y) Largest decline over 1 year	-5.29%	-15.43%	+10.14%
Max Drawdown (3Y) Largest decline over 3 years	-13.99%	-27.38%	+13.39%
Max Drawdown (5Y) Largest decline over 5 years	-25.87%	-41.23%	+15.36%
Max Drawdown (10Y) Largest decline over 10 years	-53.30%	-41.23%	-12.07%
Current Drawdown Current decline from peak	-3.71%	0.00%	-3.71%
Average Drawdown Average peak-to-trough decline	-6.05%	-6.17%	+0.12%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.99%	4.17%	-2.18%

Volatility

AI.TO vs. TXF.TO - Volatility Comparison

The current volatility for Atrium Mortgage Investment Corporation (AI.TO) is 3.28%, while CI Tech Giants Covered Call Common (TXF.TO) has a volatility of 5.71%. This indicates that AI.TO experiences smaller price fluctuations and is considered to be less risky than TXF.TO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AI.TO	TXF.TO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.28%	5.71%	-2.43%
Volatility (6M) Calculated over the trailing 6-month period	7.60%	16.39%	-8.79%
Volatility (1Y) Calculated over the trailing 1-year period	11.09%	20.09%	-9.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.31%	24.63%	-8.32%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.52%	23.54%	-3.02%

Dividends

AI.TO vs. TXF.TO - Dividend Comparison

AI.TO's dividend yield for the trailing twelve months is around 8.01%, less than TXF.TO's 9.11% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
AI.TO Atrium Mortgage Investment Corporation	8.01%	8.08%	8.28%	8.56%	8.39%	6.41%	7.11%	6.21%	7.15%	6.99%	7.11%	7.37%
TXF.TO CI Tech Giants Covered Call Common	9.11%	10.59%	9.76%	7.48%	14.13%	7.77%	11.01%	7.29%	9.29%	4.89%	6.16%	6.15%

Frequently Asked Questions

Can I hold both AI.TO and TXF.TO in my portfolio?

AI.TO and TXF.TO have a correlation of 0.37, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.