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Clean Harbors Inc vs Perma-Fix Environmental Services Inc vs Sky Quarry Inc. vs Athena Technology Acquisition Corp. II

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	Clean Harbors Inc CLH	Perma-Fix Environmental Services Inc PESI	Sky Quarry Inc. SKYQ	Athena Technology Acquisition Corp. II ATEK
Year ended	2025-12-31	2025-12-31	2025-12-31	2025-12-31
Revenue	$6.03B	$61.67M	n/a	n/a
Revenue growth (YoY)	+2.4%	+4.3%	n/a	n/a
Gross margin	31.3% (computed)	9.7%	n/a	n/a
Operating margin	11.2%	-19.0%	n/a	n/a
Net margin	6.5%	-22.3%	n/a	n/a
Net income	$390.97M	-$13.78M	-$12.20M	-$1.27M
EPS (Diluted)	$7.28	-$0.75	n/a	n/a
Operating cash flow	$866.73M	-$10.75M	-$3.27M	-$837.6K
Free cash flow	$441.81M	-$15.46M	-$3.41M	n/a
Cash & equivalents	n/a	n/a	n/a	$348.5K
Total assets	$7.62B	$88.03M	$19.21M	$1.35M
Total liabilities	n/a	$37.90M	$16.03M	$18.02M
Shareholders' equity	$2.75B	$50.14M	$3.19M	-$17.02M
Return on year-end equity	14.2%	-27.5%	-382.8%	n/a
Shares outstanding	52.87M	18.52M	3.23M	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	Clean Harbors Inc	Perma-Fix Environmental Services Inc	Sky Quarry Inc.	Athena Technology Acquisition Corp. II
Latest	$6.03B Ended 2025-12-31	$61.67M Ended 2025-12-31	n/a	n/a
1 year earlier	$5.89B Ended 2024-12-31	$59.12M Ended 2024-12-31	n/a	n/a
2 years earlier	$5.41B Ended 2023-12-31	$89.73M Ended 2023-12-31	n/a	n/a
3 years earlier	$5.17B Ended 2022-12-31	$70.60M Ended 2022-12-31	n/a	n/a
4 years earlier	$3.81B Ended 2021-12-31	$72.19M Ended 2021-12-31	n/a	n/a