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Tungray Technologies Inc vs Koil Energy Solutions, Inc. vs STAK Inc. vs Leishen Energy Holding Co., Ltd.

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 yearTungray Technologies Inc
TRSG
Koil Energy Solutions, Inc.
KLNG
STAK Inc.
STAK
Leishen Energy Holding Co., Ltd.
LSE
Year ended2025-12-312025-12-312025-06-302025-09-30
Revenue$15.62M$24.05M$24.91M$48.34M
Revenue growth (YoY)+22.0%+5.8%+31.7%-30.0%
Gross margin45.9%n/a30.9%17.6%
Operating margin-1.5%-1.5%-12.5%-3.4%
Net margin-1.1%-0.2%-22.9%2.6%
Net income-$170.3K-$38.0K-$5.71M$1.25M
EPS (Diluted)n/a$0.00-$0.53$0.08
Operating cash flow-$3.05M-$901.0K-$2.88M-$3.52M
Free cash flow-$3.85M-$2.18M-$2.94M-$3.69M
Cash & equivalents$6.62Mn/a$1.02Mn/a
Total assets$29.51M$19.81M$26.75M$69.33M
Total liabilities$11.48M$10.85M$13.85M$23.88M
Shareholders' equity$18.37M$8.96M$12.90M$45.46M
Return on year-end equity-0.9%-0.4%-44.3%2.8%
Shares outstandingn/an/an/a17.02M

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 yearTungray Technologies IncKoil Energy Solutions, Inc.STAK Inc.Leishen Energy Holding Co., Ltd.
Latest$15.62M
Ended 2025-12-31
$24.05M
Ended 2025-12-31
$24.91M
Ended 2025-06-30
$48.34M
Ended 2025-09-30
1 year earlier$12.81M
Ended 2024-12-31
$22.73M
Ended 2024-12-31
$18.92M
Ended 2024-06-30
$69.07M
Ended 2024-09-30
2 years earlier$14.36M
Ended 2023-12-31
$15.34M
Ended 2023-12-31
$21.15M
Ended 2023-06-30
$73.08M
Ended 2023-09-30
3 years earlier$16.33M
Ended 2022-12-31
$12.98M
Ended 2022-12-31
n/a$46.72M
Ended 2022-09-30
4 years earlier$17.47M
Ended 2021-12-31
$17.23M
Ended 2021-12-31
n/an/a