MDA.TO vs. T

Last updated Jun 9, 2026

MDA.TO (MDA Space Ltd.) and T (AT&T Inc.) are both stocks. MDA.TO operates in Aerospace & Defense (Industrials), while T operates in Telecom Services (Communication Services). Over the past 5 years, MDA.TO returned 29.55%/yr vs 9.65%/yr for T. At a 0.05 correlation, their price movements are largely independent.

Performance

MDA.TO vs. T - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in MDA Space Ltd. (MDA.TO) and AT&T Inc. (T). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

MDA.TO is traded in CAD, while T is traded in USD. To make them comparable, the T values have been converted to CAD using the latest available exchange rates.

Returns By Period

In the year-to-date period, MDA.TO achieves a 102.74% return, which is significantly higher than T's -5.71% return.

MDA.TO

• 1D: 0.93%
• 1M: 14.28%
• YTD: 102.74%
• 6M: 121.26%
• 1Y: 82.47%
• 3Y*: 87.15%
• 5Y*: 29.55%
• 10Y*: —

T

• 1D: -0.83%
• 1M: -8.72%
• YTD: -5.71%
• 6M: -6.67%
• 1Y: -14.68%
• 3Y*: 20.08%
• 5Y*: 9.65%
• 10Y*: 3.80%

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

MDA.TO vs. T - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
MDA.TO MDA Space Ltd.	102.74%	-9.79%	156.34%	80.00%	-32.63%	-32.81%
T AT&T Inc.	-5.71%	8.77%	56.28%	-5.06%	12.46%	-14.66%

Correlation

The correlation between MDA.TO and T is -0.10, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.10
Correlation (3Y) Calculated over the trailing 3-year period	-0.04
Correlation (5Y) Calculated over the trailing 5-year period	0.06
Correlation (All Time) Calculated using the full available price history since Apr 7, 2021	0.05

The correlation between MDA.TO and T shifts across timeframes, from -0.10 (1 year) to 0.06 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

EPS MDA.TO : CA$0.81 T : $3.04
PE Ratio MDA.TO : 66.38 T : 7.39
PEG Ratio MDA.TO : 0.27 T : 0.31
PS Ratio MDA.TO : 4.00 T : 1.29
Total Revenue (TTM) MDA.TO : CA$1.75B T : $125.65B
Gross Profit (TTM) MDA.TO : CA$366.40M T : $105.41B
EBITDA (TTM) MDA.TO : CA$291.70M T : $54.70B

Return for Risk

MDA.TO vs. T — Risk / Return Rank

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

MDA.TO

MDA.TO Risk / Return Rank: 73
MDA.TO Sharpe Ratio Rank: 79
MDA.TO Sortino Ratio Rank: 73
MDA.TO Omega Ratio Rank: 76
MDA.TO Calmar Ratio Rank: 71
MDA.TO Martin Ratio Rank: 69

T

T Risk / Return Rank: 11
T Sharpe Ratio Rank: 11
T Sortino Ratio Rank: 12
T Omega Ratio Rank: 13
T Calmar Ratio Rank: 14
T Martin Ratio Rank: 4

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.

MDA.TO vs. T - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MDA Space Ltd. (MDA.TO) and AT&T Inc. (T). 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.

	MDA.TO	T	Difference
Sharpe ratio: Return per unit of total volatility	1.30	-0.67	+1.96
Sortino ratio: Return per unit of downside risk	1.81	-0.83	+2.64
Omega ratio: Gain probability vs. loss probability	1.26	0.90	+0.35
Calmar ratio: Return relative to maximum drawdown	1.54	-0.69	+2.23
Martin ratio: Return relative to average drawdown	3.32	-1.41	+4.73
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

MDA.TO vs. T - Sharpe Ratio Comparison

The current MDA.TO Sharpe Ratio is 1.30, which is higher than the T Sharpe Ratio of -0.67. The chart below compares the historical Sharpe Ratios of MDA.TO and T, 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

	MDA.TO	T	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.30	-0.67	+1.96
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.60	0.40	+0.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.16	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.59	0.32	+0.27

Drawdowns

MDA.TO vs. T - Drawdown Comparison

The maximum MDA.TO drawdown since its inception was -68.33%, which is greater than T's maximum drawdown of -42.44%. Use the drawdown chart below to compare losses from any high point for MDA.TO and T.

Drawdown Indicators

	MDA.TO	T	Difference
Max Drawdown Largest peak-to-trough decline	-68.33%	-42.44%	-25.89%
Max Drawdown (1Y) Largest decline over 1 year	-53.77%	-21.49%	-32.28%
Max Drawdown (3Y) Largest decline over 3 years	-53.77%	-21.49%	-32.28%
Max Drawdown (5Y) Largest decline over 5 years	-65.68%	-32.89%	-32.79%
Max Drawdown (10Y) Largest decline over 10 years	—	-42.44%	—
Current Drawdown Current decline from peak	-19.54%	-21.49%	+1.95%
Average Drawdown Average peak-to-trough decline	-30.71%	-13.77%	-16.94%
Ulcer Index Depth and duration of drawdowns from previous peaks	24.95%	10.43%	+14.52%

Volatility

MDA.TO vs. T - Volatility Comparison

MDA Space Ltd. (MDA.TO) has a higher volatility of 19.65% compared to AT&T Inc. (T) at 7.35%. This indicates that MDA.TO's price experiences larger fluctuations and is considered to be riskier than T based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MDA.TO	T	Difference
Volatility (1M) Calculated over the trailing 1-month period	19.65%	7.35%	+12.30%
Volatility (6M) Calculated over the trailing 6-month period	44.14%	17.38%	+26.76%
Volatility (1Y) Calculated over the trailing 1-year period	64.12%	22.07%	+42.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	49.14%	24.41%	+24.73%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	49.23%	24.30%	+24.93%

Dividends

MDA.TO vs. T - Dividend Comparison

MDA.TO has not paid dividends to shareholders, while T's dividend yield for the trailing twelve months is around 4.93%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
MDA.TO MDA Space Ltd.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
T AT&T Inc.	4.93%	4.47%	4.87%	6.62%	6.66%	8.46%	7.23%	5.22%	7.01%	5.04%	4.51%	5.46%

Financials

Frequently Asked Questions

Can I hold both MDA.TO and T in my portfolio?

MDA.TO and T have a correlation of -0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.