QTUM vs. IONQ

Last updated Aug 2, 2026

QTUM (Defiance Quantum ETF) is Technology Equities fund tracking the BlueStar Machine Learning and Quantum Computing Index, while IONQ (IonQ, Inc.) is a stock. Over the past 5 years, QTUM returned 24.56%/yr vs 29.72%/yr for IONQ. Their 0.60 correlation means they have sometimes moved together and sometimes differently.

Performance

QTUM vs. IONQ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Defiance Quantum ETF (QTUM) and IonQ, Inc. (IONQ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, QTUM achieves a 29.28% return, which is significantly higher than IONQ's -18.79% return.

QTUM

• 1D: 0.67%
• 1M: -8.88%
• 6M: 22.33%
• YTD: 29.28%
• 1Y: 57.72%
• 3Y*: 39.51%
• 5Y*: 24.56%
• 10Y*: —
• ALL TIME*: 25.62%

IONQ

• 1D: 1.87%
• 1M: -25.81%
• 6M: -8.85%
• YTD: -18.79%
• 1Y: -4.41%
• 3Y*: 22.42%
• 5Y*: 29.72%
• 10Y*: —
• ALL TIME*: 23.75%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
IONQ IonQ, Inc.	$680.39M	$717.71M	$1.44B
QTUM Defiance Quantum ETF	$54.21M	$61.13M	$111.15M

QTUM vs. IONQ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
QTUM Defiance Quantum ETF	29.28%	36.65%	50.54%	39.86%	-28.80%	35.18%
IONQ IonQ, Inc.	-18.79%	7.42%	237.13%	259.13%	-79.34%	50.11%

Correlation

The correlation between QTUM and IONQ is 0.65, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.65
Correlation (3Y) Balances recent behavior with more history.	0.63
Correlation (5Y) Shows whether the relationship held over a longer period.	0.62
Correlation (All Time) Calculated using the full available price history since Jan 4, 2021	0.60

The correlation between QTUM and IONQ has been stable across timeframes, ranging from 0.60 to 0.65 - a consistent structural relationship.

Return for Risk

QTUM vs. IONQ — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

QTUM

QTUM Risk / Return Rank: 74
QTUM Sharpe Ratio Rank: 77
QTUM Sortino Ratio Rank: 71
QTUM Omega Ratio Rank: 70
QTUM Calmar Ratio Rank: 74
QTUM Martin Ratio Rank: 76

IONQ

IONQ Risk / Return Rank: 43
IONQ Sharpe Ratio Rank: 41
IONQ Sortino Ratio Rank: 48
IONQ Omega Ratio Rank: 46
IONQ Calmar Ratio Rank: 40
IONQ Martin Ratio Rank: 40

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

QTUM vs. IONQ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Defiance Quantum ETF (QTUM) and IonQ, Inc. (IONQ). 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.

	QTUM	IONQ	Difference
Sharpe ratio: Return per unit of total volatility	1.75	-0.09	+1.84
Sortino ratio: Return per unit of downside risk	2.29	0.58	+1.71
Omega ratio: Gain probability vs. loss probability	1.29	1.06	+0.23
Calmar ratio: Return relative to maximum drawdown	2.57	-0.13	+2.70
Martin ratio: Return relative to average drawdown	9.41	-0.21	+9.62

QTUM vs. IONQ - Sharpe Ratio Comparison

The current QTUM Sharpe Ratio is 1.75, which is higher than the IONQ Sharpe Ratio of -0.09. The chart below compares the historical Sharpe Ratios of QTUM and IONQ, 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

QTUM vs. IONQ - Drawdown Comparison

The maximum QTUM drawdown since its inception was -38.45%, smaller than the maximum IONQ drawdown of -90.00%. Use the drawdown chart below to compare losses from any high point for QTUM and IONQ.

Drawdown Indicators

	QTUM	IONQ	Difference
Max Drawdown Largest peak-to-trough decline	-38.45%	-90.00%	+51.55%
Max Drawdown (1Y) Largest decline over 1 year	-21.51%	-67.61%	+46.10%
Max Drawdown (3Y) Largest decline over 3 years	-25.39%	-67.61%	+42.22%
Max Drawdown (5Y) Largest decline over 5 years	-38.45%	-90.00%	+51.55%
Current Drawdown Current decline from peak	-16.16%	-55.61%	+39.45%
Average Drawdown Average peak-to-trough decline	-8.27%	-50.76%	+42.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.87%	40.77%	-34.90%

Volatility

QTUM vs. IONQ - Volatility Comparison

The current volatility for Defiance Quantum ETF (QTUM) is 11.38%, while IonQ, Inc. (IONQ) has a volatility of 23.28%. This indicates that QTUM experiences smaller price fluctuations and is considered to be less risky than IONQ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	QTUM	IONQ	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.38%	23.28%	-11.90%
Volatility (6M) Calculated over the trailing 6-month period	26.47%	69.41%	-42.94%
Volatility (1Y) Calculated over the trailing 1-year period	31.67%	94.92%	-63.25%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.69%	101.41%	-73.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.69%	97.23%	-69.54%

Dividends

QTUM vs. IONQ - Dividend Comparison

QTUM's dividend yield for the trailing twelve months is around 0.83%, while IONQ has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018
IONQ IonQ, Inc.	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
QTUM Defiance Quantum ETF	0.83%	1.01%	0.61%	0.81%	1.46%	0.48%	0.42%	0.61%	0.21%

Frequently Asked Questions

Can I hold both QTUM and IONQ in my portfolio?

QTUM and IONQ have a correlation of 0.65, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, QTUM or IONQ?

IONQ has higher volatility (23.28%) compared to QTUM (11.38%). In terms of maximum drawdown, QTUM dropped -38.45% vs IONQ's -90.00%.

Which has better risk-adjusted returns?

QTUM currently has the higher Sharpe Ratio (1.75 vs -0.09), 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.