Compare

Natural Gas Services Group Inc vs Core Laboratories Inc. vs Ranger Energy Services, Inc. vs Select Water Solutions, Inc.

Latest annual figures from SEC filings. Each company is shown for its own most recent fiscal year, so period ends can differ. Select a figure to see its full history.

Latest fiscal year	Natural Gas Services Group Inc NGS	Core Laboratories Inc. CLB	Ranger Energy Services, Inc. RNGR	Select Water Solutions, Inc. WTTR
Year ended	2025-12-31	2025-12-31	2025-12-31	2025-12-31
Revenue	$172.31M	$526.52M	$546.90M	$1.41B
Revenue growth (YoY)	+9.9%	+0.5%	-4.2%	-3.1%
Gross margin	n/a	20.7% (computed)	n/a	14.4%
Operating margin	21.6%	10.7%	2.8%	2.0%
Net margin	11.6%	5.6%	2.2%	1.5%
Net income	$19.93M	$29.67M	$12.30M	$21.47M
EPS (Diluted)	$1.57	$0.63	$0.54	n/a
Operating cash flow	$62.93M	$37.03M	$69.00M	$214.67M
Free cash flow	-$58.56M	$25.82M	$42.90M	-$79.89M
Cash & equivalents	$0	$22.70M	$10.30M	$18.08M
Total assets	$586.79M	$584.01M	$419.30M	$1.60B
Total liabilities	$312.07M	n/a	$119.20M	$668.54M
Shareholders' equity	$274.72M	$272.21M	$300.10M	$927.07M
Return on year-end equity	7.3%	10.9%	4.1%	2.3%
Shares outstanding	12.57M	46.10M	n/a	n/a

n/a means the company did not report that line under the concept TickerFacts maps, not that it is zero.

Revenue, most recent five fiscal years

Fiscal year	Natural Gas Services Group Inc	Core Laboratories Inc.	Ranger Energy Services, Inc.	Select Water Solutions, Inc.
Latest	$172.31M Ended 2025-12-31	$526.52M Ended 2025-12-31	$546.90M Ended 2025-12-31	$1.41B Ended 2025-12-31
1 year earlier	$156.74M Ended 2024-12-31	$523.85M Ended 2024-12-31	$571.10M Ended 2024-12-31	$1.45B Ended 2024-12-31
2 years earlier	$121.17M Ended 2023-12-31	$509.79M Ended 2023-12-31	$636.60M Ended 2023-12-31	$1.59B Ended 2023-12-31
3 years earlier	$84.83M Ended 2022-12-31	$489.74M Ended 2022-12-31	$608.50M Ended 2022-12-31	$1.39B Ended 2022-12-31
4 years earlier	$72.42M Ended 2021-12-31	$470.25M Ended 2021-12-31	$293.10M Ended 2021-12-31	$764.62M Ended 2021-12-31