GH vs. IONQ

Last updated Aug 1, 2026

GH (Guardant Health, Inc.) and IONQ (IonQ, Inc.) are both stocks. GH operates in Diagnostics & Research (Healthcare), while IONQ operates in Computer Hardware (Technology). Over the past 5 years, GH returned 8.09%/yr vs 29.72%/yr for IONQ. Their 0.37 correlation means their historical movements had little consistent relationship.

Performance

GH vs. IONQ - Performance Comparison

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

Returns By Period

In the year-to-date period, GH achieves a 58.60% return, which is significantly higher than IONQ's -18.79% return.

GH

• 1D: 6.33%
• 1M: -3.57%
• 6M: 42.05%
• YTD: 58.60%
• 1Y: 291.09%
• 3Y*: 62.15%
• 5Y*: 8.09%
• 10Y*: —
• ALL TIME*: 25.30%

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)
GH Guardant Health, Inc.	$318.22M	$357.11M	$367.60M
IONQ IonQ, Inc.	$680.39M	$717.71M	$1.44B

GH vs. IONQ - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
GH Guardant Health, Inc.	58.60%	234.34%	12.94%	-0.55%	-72.81%	-22.39%
IONQ IonQ, Inc.	-18.79%	7.42%	237.13%	259.13%	-79.34%	50.11%

Correlation

The correlation between GH and IONQ is 0.22, which is low. Their historical price movements had little consistent relationship.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.22
Correlation (3Y) Balances recent behavior with more history.	0.30
Correlation (5Y) Shows whether the relationship held over a longer period.	0.38
Correlation (All Time) Calculated using the full available price history since Jan 4, 2021	0.37

The correlation between GH and IONQ shifts across timeframes, from 0.22 (1 year) to 0.38 (5 years), reflecting how their relationship changes across market environments.

Fundamentals

Market Cap GH : $21.48B IONQ : $13.60B
EPS GH : -$3.51 IONQ : $0.80
PS Ratio GH : 17.71 IONQ : 67.17
Total Revenue (TTM) GH : $1.18B IONQ : $187.12M
Gross Profit (TTM) GH : $769.16M IONQ : $71.25M
EBITDA (TTM) GH : -$431.26M IONQ : $405.86M

Return for Risk

GH vs. IONQ — Risk / Return Rank

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

GH

GH Risk / Return Rank: 98
GH Sharpe Ratio Rank: 99
GH Sortino Ratio Rank: 99
GH Omega Ratio Rank: 98
GH Calmar Ratio Rank: 98
GH Martin Ratio Rank: 98

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.

GH vs. IONQ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Guardant Health, Inc. (GH) 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.

	GH	IONQ	Difference
Sharpe ratio: Return per unit of total volatility	4.93	-0.09	+5.02
Sortino ratio: Return per unit of downside risk	5.02	0.58	+4.43
Omega ratio: Gain probability vs. loss probability	1.63	1.06	+0.57
Calmar ratio: Return relative to maximum drawdown	9.02	-0.13	+9.15
Martin ratio: Return relative to average drawdown	22.69	-0.21	+22.90

GH vs. IONQ - Sharpe Ratio Comparison

The current GH Sharpe Ratio is 4.93, which is higher than the IONQ Sharpe Ratio of -0.09. The chart below compares the historical Sharpe Ratios of GH 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

GH vs. IONQ - Drawdown Comparison

The maximum GH drawdown since its inception was -91.03%, roughly equal to the maximum IONQ drawdown of -90.00%. Use the drawdown chart below to compare losses from any high point for GH and IONQ.

Drawdown Indicators

	GH	IONQ	Difference
Max Drawdown Largest peak-to-trough decline	-91.03%	-90.00%	-1.03%
Max Drawdown (1Y) Largest decline over 1 year	-32.98%	-67.61%	+34.63%
Max Drawdown (3Y) Largest decline over 3 years	-59.79%	-67.61%	+7.82%
Max Drawdown (5Y) Largest decline over 5 years	-87.84%	-90.00%	+2.16%
Current Drawdown Current decline from peak	-9.55%	-55.61%	+46.06%
Average Drawdown Average peak-to-trough decline	-50.97%	-50.76%	-0.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	13.08%	40.77%	-27.69%

Volatility

GH vs. IONQ - Volatility Comparison

The current volatility for Guardant Health, Inc. (GH) is 14.67%, while IonQ, Inc. (IONQ) has a volatility of 23.28%. This indicates that GH 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

	GH	IONQ	Difference
Volatility (1M) Calculated over the trailing 1-month period	14.67%	23.28%	-8.61%
Volatility (6M) Calculated over the trailing 6-month period	41.58%	69.41%	-27.83%
Volatility (1Y) Calculated over the trailing 1-year period	61.10%	94.92%	-33.82%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	68.10%	101.41%	-33.31%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	68.19%	97.23%	-29.04%

Dividends

GH vs. IONQ - Dividend Comparison

Neither GH nor IONQ has paid dividends to shareholders.

Tickers have no history of dividend payments

Financials

Frequently Asked Questions

Can I hold both GH and IONQ in my portfolio?

GH and IONQ have a correlation of 0.22, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, GH or IONQ?

IONQ has higher volatility (23.28%) compared to GH (14.67%). In terms of maximum drawdown, GH dropped -91.03% vs IONQ's -90.00%.

Which has better risk-adjusted returns?

GH currently has the higher Sharpe Ratio (4.93 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.