AYA.TO vs. ZVRA

Last updated Jun 13, 2026

AYA.TO (Aya Gold & Silver Inc.) and ZVRA (Zevra Therapeutics Inc.) are both stocks. AYA.TO operates in Other Precious Metals & Mining (Basic Materials), while ZVRA operates in Biotechnology (Healthcare). Over the past 10 years, AYA.TO returned 46.86%/yr vs -15.67%/yr for ZVRA. At a 0.04 correlation, their price movements are largely independent.

Performance

AYA.TO vs. ZVRA - Performance Comparison

The chart below illustrates the hypothetical performance of a CA$10,000 investment in Aya Gold & Silver Inc. (AYA.TO) and Zevra Therapeutics Inc. (ZVRA). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

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

Returns By Period

In the year-to-date period, AYA.TO achieves a 33.04% return, which is significantly lower than ZVRA's 44.20% return. Over the past 10 years, AYA.TO has outperformed ZVRA with an annualized return of 46.86%, while ZVRA has yielded a comparatively lower -15.67% annualized return.

AYA.TO

• 1D: 7.49%
• 1M: -10.88%
• YTD: 33.04%
• 6M: 24.61%
• 1Y: 98.56%
• 3Y*: 42.66%
• 5Y*: 25.69%
• 10Y*: 46.86%

ZVRA

• 1D: -2.19%
• 1M: 16.17%
• YTD: 44.20%
• 6M: 54.19%
• 1Y: 38.18%
• 3Y*: 31.52%
• 5Y*: 0.02%
• 10Y*: -15.67%

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

AYA.TO vs. ZVRA - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
AYA.TO Aya Gold & Silver Inc.	33.04%	82.87%	10.61%	7.65%	-5.55%	148.05%	97.44%	2.09%	16.46%	192.86%
ZVRA Zevra Therapeutics Inc.	44.20%	2.53%	38.11%	39.31%	-43.96%	-22.27%	80.31%	-79.59%	-52.35%	27.99%

Correlation

The correlation between AYA.TO and ZVRA is 0.09, 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	0.09
Correlation (3Y) Calculated over the trailing 3-year period	0.08
Correlation (5Y) Calculated over the trailing 5-year period	0.06
Correlation (10Y) Calculated over the trailing 10-year period	0.05
Correlation (All Time) Calculated using the full available price history since Apr 16, 2015	0.04

Fundamentals

Market Cap AYA.TO : CA$3.88B ZVRA : $761.92M
EPS AYA.TO : $0.60 ZVRA : $2.16
PE Ratio AYA.TO : 31.07 ZVRA : 5.85
PS Ratio AYA.TO : 9.44 ZVRA : 5.94
PB Ratio AYA.TO : 6.06 ZVRA : 3.70
Total Revenue (TTM) AYA.TO : $283.62M ZVRA : $122.29M
Gross Profit (TTM) AYA.TO : $155.19M ZVRA : $104.94M
EBITDA (TTM) AYA.TO : $167.72M ZVRA : $149.15M

Return for Risk

AYA.TO vs. ZVRA — Risk / Return Rank

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

AYA.TO

AYA.TO Risk / Return Rank: 78
AYA.TO Sharpe Ratio Rank: 79
AYA.TO Sortino Ratio Rank: 75
AYA.TO Omega Ratio Rank: 73
AYA.TO Calmar Ratio Rank: 80
AYA.TO Martin Ratio Rank: 81

ZVRA

ZVRA Risk / Return Rank: 60
ZVRA Sharpe Ratio Rank: 61
ZVRA Sortino Ratio Rank: 62
ZVRA Omega Ratio Rank: 61
ZVRA Calmar Ratio Rank: 60
ZVRA Martin Ratio Rank: 57

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.

AYA.TO vs. ZVRA - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Aya Gold & Silver Inc. (AYA.TO) and Zevra Therapeutics Inc. (ZVRA). 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.

	AYA.TO	ZVRA	Difference
Sharpe ratio: Return per unit of total volatility	1.27	0.61	+0.67
Sortino ratio: Return per unit of downside risk	1.86	1.34	+0.53
Omega ratio: Gain probability vs. loss probability	1.23	1.17	+0.07
Calmar ratio: Return relative to maximum drawdown	2.39	0.89	+1.50
Martin ratio: Return relative to average drawdown	6.46	1.57	+4.89

AYA.TO vs. ZVRA - Sharpe Ratio Comparison

The current AYA.TO Sharpe Ratio is 1.27, which is higher than the ZVRA Sharpe Ratio of 0.61. The chart below compares the historical Sharpe Ratios of AYA.TO and ZVRA, 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

AYA.TO vs. ZVRA - Drawdown Comparison

The maximum AYA.TO drawdown since its inception was -81.67%, smaller than the maximum ZVRA drawdown of -99.24%. Use the drawdown chart below to compare losses from any high point for AYA.TO and ZVRA.

Drawdown Indicators

	AYA.TO	ZVRA	Difference
Max Drawdown Largest peak-to-trough decline	-81.67%	-99.24%	+17.57%
Max Drawdown (1Y) Largest decline over 1 year	-41.38%	-42.95%	+1.57%
Max Drawdown (3Y) Largest decline over 3 years	-54.86%	-42.95%	-11.91%
Max Drawdown (5Y) Largest decline over 5 years	-54.91%	-72.44%	+17.53%
Max Drawdown (10Y) Largest decline over 10 years	-72.30%	-97.73%	+25.43%
Current Drawdown Current decline from peak	-12.23%	-96.45%	+84.22%
Average Drawdown Average peak-to-trough decline	-37.46%	-86.35%	+48.89%
Ulcer Index Depth and duration of drawdowns from previous peaks	15.31%	24.40%	-9.09%

Volatility

AYA.TO vs. ZVRA - Volatility Comparison

Aya Gold & Silver Inc. (AYA.TO) has a higher volatility of 30.47% compared to Zevra Therapeutics Inc. (ZVRA) at 24.56%. This indicates that AYA.TO's price experiences larger fluctuations and is considered to be riskier than ZVRA based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AYA.TO	ZVRA	Difference
Volatility (1M) Calculated over the trailing 1-month period	30.47%	24.56%	+5.91%
Volatility (6M) Calculated over the trailing 6-month period	58.25%	40.45%	+17.80%
Volatility (1Y) Calculated over the trailing 1-year period	77.96%	63.30%	+14.66%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	67.63%	60.66%	+6.97%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	77.63%	81.44%	-3.81%

Dividends

AYA.TO vs. ZVRA - Dividend Comparison

Neither AYA.TO nor ZVRA has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both AYA.TO and ZVRA in my portfolio?

AYA.TO and ZVRA have a correlation of 0.09, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.