ATH.TO vs. CII

Last updated Jun 30, 2026

ATH.TO (Athabasca Oil Corporation) is a stock, while CII (BlackRock Enhanced Large Cap Core Fund) is Derivative Income fund actively managed by BlackRock. Over the past 10 years, ATH.TO returned 21.70%/yr vs 16.44%/yr for CII. At a 0.19 correlation, their price movements are largely independent.

Performance

ATH.TO vs. CII - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Athabasca Oil Corporation (ATH.TO) and BlackRock Enhanced Large Cap Core Fund (CII). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, ATH.TO achieves a 44.95% return, which is significantly higher than CII's 17.04% return. Over the past 10 years, ATH.TO has outperformed CII with an annualized return of 21.70%, while CII has yielded a comparatively lower 16.44% annualized return.

ATH.TO

• 1D: 0.10%
• 1M: -6.60%
• YTD: 44.95%
• 6M: 45.36%
• 1Y: 81.64%
• 3Y*: 52.56%
• 5Y*: 59.73%
• 10Y*: 21.70%

CII

• 1D: 1.93%
• 1M: 1.13%
• YTD: 17.04%
• 6M: 18.69%
• 1Y: 47.06%
• 3Y*: 25.81%
• 5Y*: 17.91%
• 10Y*: 16.44%

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

ATH.TO vs. CII - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ATH.TO Athabasca Oil Corporation	44.95%	31.89%	27.82%	73.03%	102.52%	600.00%	-71.19%	-40.40%	-7.48%	-47.80%
CII BlackRock Enhanced Large Cap Core Fund	17.04%	31.49%	22.25%	15.65%	-7.71%	34.19%	5.55%	25.08%	-0.92%	19.09%

Correlation

The correlation between ATH.TO and CII is 0.02, 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	0.02
Correlation (3Y) Calculated over the trailing 3-year period	0.07
Correlation (5Y) Calculated over the trailing 5-year period	0.15
Correlation (10Y) Calculated over the trailing 10-year period	0.19
Correlation (All Time) Calculated using the full available price history since Apr 20, 2010	0.19

The correlation between ATH.TO and CII shifts across timeframes, from 0.02 (1 year) to 0.19 (all time), reflecting how their relationship changes across market environments.

Return for Risk

ATH.TO vs. CII — Risk / Return Rank

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

ATH.TO

ATH.TO Risk / Return Rank: 89
ATH.TO Sharpe Ratio Rank: 92
ATH.TO Sortino Ratio Rank: 86
ATH.TO Omega Ratio Rank: 87
ATH.TO Calmar Ratio Rank: 90
ATH.TO Martin Ratio Rank: 92

CII

CII Risk / Return Rank: 85
CII Sharpe Ratio Rank: 90
CII Sortino Ratio Rank: 83
CII Omega Ratio Rank: 81
CII Calmar Ratio Rank: 85
CII Martin Ratio Rank: 83

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.

ATH.TO vs. CII - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Athabasca Oil Corporation (ATH.TO) and BlackRock Enhanced Large Cap Core Fund (CII). 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.

	ATH.TO	CII	Difference
Sharpe ratio: Return per unit of total volatility	2.18	2.92	-0.74
Sortino ratio: Return per unit of downside risk	2.57	3.84	-1.27
Omega ratio: Gain probability vs. loss probability	1.35	1.49	-0.14
Calmar ratio: Return relative to maximum drawdown	4.00	3.95	+0.05
Martin ratio: Return relative to average drawdown	12.30	13.28	-0.98

ATH.TO vs. CII - Sharpe Ratio Comparison

The current ATH.TO Sharpe Ratio is 2.18, which is comparable to the CII Sharpe Ratio of 2.92. The chart below compares the historical Sharpe Ratios of ATH.TO and CII, 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

ATH.TO vs. CII - Drawdown Comparison

The maximum ATH.TO drawdown since its inception was -99.41%, which is greater than CII's maximum drawdown of -48.18%. Use the drawdown chart below to compare losses from any high point for ATH.TO and CII.

Drawdown Indicators

	ATH.TO	CII	Difference
Max Drawdown Largest peak-to-trough decline	-99.41%	-48.18%	-51.23%
Max Drawdown (1Y) Largest decline over 1 year	-20.50%	-11.96%	-8.54%
Max Drawdown (3Y) Largest decline over 3 years	-25.62%	-21.52%	-4.10%
Max Drawdown (5Y) Largest decline over 5 years	-43.37%	-21.52%	-21.85%
Max Drawdown (10Y) Largest decline over 10 years	-94.63%	-36.35%	-58.28%
Current Drawdown Current decline from peak	-45.24%	0.00%	-45.24%
Average Drawdown Average peak-to-trough decline	-73.56%	-7.36%	-66.20%
Ulcer Index Depth and duration of drawdowns from previous peaks	6.66%	3.55%	+3.11%

Volatility

ATH.TO vs. CII - Volatility Comparison

Athabasca Oil Corporation (ATH.TO) has a higher volatility of 12.89% compared to BlackRock Enhanced Large Cap Core Fund (CII) at 6.08%. This indicates that ATH.TO's price experiences larger fluctuations and is considered to be riskier than CII based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ATH.TO	CII	Difference
Volatility (1M) Calculated over the trailing 1-month period	12.89%	6.08%	+6.81%
Volatility (6M) Calculated over the trailing 6-month period	32.02%	12.79%	+19.23%
Volatility (1Y) Calculated over the trailing 1-year period	37.70%	16.21%	+21.49%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	49.58%	18.02%	+31.56%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	61.54%	19.39%	+42.15%

Dividends

ATH.TO vs. CII - Dividend Comparison

ATH.TO has not paid dividends to shareholders, while CII's dividend yield for the trailing twelve months is around 15.28%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ATH.TO Athabasca Oil Corporation	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
CII BlackRock Enhanced Large Cap Core Fund	15.28%	16.65%	6.15%	6.28%	12.27%	4.98%	6.03%	5.79%	7.06%	6.07%	8.38%	8.49%

Frequently Asked Questions

Can I hold both ATH.TO and CII in my portfolio?

ATH.TO and CII have a correlation of 0.02, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.