NGS vs. JSPR

Last updated Apr 2, 2026

Compare and contrast key facts about Natural Gas Services Group, Inc. (NGS) and Jasper Therapeutics, Inc. (JSPR).

Performance

NGS vs. JSPR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Natural Gas Services Group, Inc. (NGS) and Jasper Therapeutics, Inc. (JSPR). The values are adjusted to include any dividend payments, if applicable.

NGS vs. JSPR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021
NGS Natural Gas Services Group, Inc.	11.44%	26.53%	66.67%	40.31%	9.46%	12.22%
JSPR Jasper Therapeutics, Inc.	-56.28%	-91.44%	170.98%	63.39%	-93.85%	-48.08%

Fundamentals

Market Cap NGS : $474.67M JSPR : $12.27M
EPS NGS : $1.57 JSPR : -$4.23
PB Ratio NGS : 1.73 JSPR : 2.96
Total Revenue (TTM) NGS : $172.32M JSPR : $0.00
Gross Profit (TTM) NGS : $100.54M JSPR : $0.00
EBITDA (TTM) NGS : $65.79M JSPR : -$82.69M

Returns By Period

In the year-to-date period, NGS achieves a 11.44% return, which is significantly higher than JSPR's -56.28% return.

NGS

• 1D: -0.93%
• 1M: -3.51%
• YTD: 11.44%
• 6M: 34.03%
• 1Y: 71.47%
• 3Y*: 54.19%
• 5Y*: 31.94%
• 10Y*: 6.04%

JSPR

• 1D: -8.70%
• 1M: -40.74%
• YTD: -56.28%
• 6M: -66.67%
• 1Y: -80.68%
• 3Y*: -64.64%
• 5Y*: —
• 10Y*: —

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

Return for Risk

NGS vs. JSPR — Risk / Return Rank

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

NGS

NGS Risk / Return Rank: 85
NGS Sharpe Ratio Rank: 86
NGS Sortino Ratio Rank: 81
NGS Omega Ratio Rank: 83
NGS Calmar Ratio Rank: 85
NGS Martin Ratio Rank: 88

JSPR

JSPR Risk / Return Rank: 7
JSPR Sharpe Ratio Rank: 7
JSPR Sortino Ratio Rank: 6
JSPR Omega Ratio Rank: 5
JSPR Calmar Ratio Rank: 6
JSPR Martin Ratio Rank: 13

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.

NGS vs. JSPR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Natural Gas Services Group, Inc. (NGS) and Jasper Therapeutics, Inc. (JSPR). 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.

	NGS	JSPR	Difference
Sharpe ratio Return per unit of total volatility	1.67	-0.84	+2.51
Sortino ratio Return per unit of downside risk	2.21	-1.41	+3.61
Omega ratio Gain probability vs. loss probability	1.32	0.80	+0.52
Calmar ratio Return relative to maximum drawdown	3.12	-0.92	+4.04
Martin ratio Return relative to average drawdown	9.93	-1.34	+11.27
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

NGS vs. JSPR - Sharpe Ratio Comparison

The current NGS Sharpe Ratio is 1.67, which is higher than the JSPR Sharpe Ratio of -0.84. The chart below compares the historical Sharpe Ratios of NGS and JSPR, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	NGS	JSPR	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.67	-0.84	+2.51
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.73	—	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.13	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.19	-0.28	+0.47

Correlation

The correlation between NGS and JSPR is 0.06, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

NGS vs. JSPR - Dividend Comparison

NGS's dividend yield for the trailing twelve months is around 0.86%, while JSPR has not paid dividends to shareholders.

	TTM	2025
NGS Natural Gas Services Group, Inc.	0.86%	0.62%
JSPR Jasper Therapeutics, Inc.	0.00%	0.00%

Drawdowns

NGS vs. JSPR - Drawdown Comparison

The maximum NGS drawdown since its inception was -89.59%, smaller than the maximum JSPR drawdown of -99.51%. Use the drawdown chart below to compare losses from any high point for NGS and JSPR.

Drawdown Indicators

	NGS	JSPR	Difference
Max Drawdown Largest peak-to-trough decline	-89.59%	-99.51%	+9.92%
Max Drawdown (1Y) Largest decline over 1 year	-23.09%	-88.27%	+65.18%
Max Drawdown (5Y) Largest decline over 5 years	-40.89%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-87.91%	—	—
Current Drawdown Current decline from peak	-6.10%	-99.51%	+93.41%
Average Drawdown Average peak-to-trough decline	-47.81%	-88.03%	+40.22%
Ulcer Index Depth and duration of drawdowns from previous peaks	7.25%	60.66%	-53.41%

Volatility

NGS vs. JSPR - Volatility Comparison

The current volatility for Natural Gas Services Group, Inc. (NGS) is 11.02%, while Jasper Therapeutics, Inc. (JSPR) has a volatility of 21.81%. This indicates that NGS experiences smaller price fluctuations and is considered to be less risky than JSPR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	NGS	JSPR	Difference
Volatility (1M) Calculated over the trailing 1-month period	11.02%	21.81%	-10.79%
Volatility (6M) Calculated over the trailing 6-month period	23.22%	56.99%	-33.77%
Volatility (1Y) Calculated over the trailing 1-year period	43.05%	95.85%	-52.80%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	44.07%	245.91%	-201.84%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	46.37%	245.91%	-199.54%

Financials