CLIR CLEARSIGN TECHNOLOGIES CORP revenue, earnings and financials

For the quarter ended June 30, 2026, CLEARSIGN TECHNOLOGIES CORP reported revenue of $560K (up 321.1% from a year earlier), net income of −$1.31M and diluted EPS of −$0.22; over the last four quarters revenue was $5.45M and net income −$5.24M; for the fiscal year ended December 2025 revenue was $5.23M, up 45.6% on the year before.

CLIR annual revenue and earnings

• Fiscal year ended Dec 2025: revenue $5.23M, gross profit $1.42M, operating income −$6.67M, net income −$5.50M (margin -105.0%), EPS −$0.99
• Fiscal year ended Dec 2024: revenue $3.60M, gross profit $1.12M, operating income −$6.49M, net income −$5.30M (margin -147.4%), EPS −$1.08
• Fiscal year ended Dec 2023: revenue $2.40M, gross profit $817K, operating income −$5.98M, net income −$5.19M (margin -216.1%), EPS −$0.13
• Fiscal year ended Dec 2022: revenue $374K, gross profit $116K, operating income −$6.12M, net income −$5.76M (margin -1539.6%), EPS −$0.16
• Fiscal year ended Dec 2021: revenue $607K, gross profit −$452K, operating income −$8.15M, net income −$7.89M (margin -1300.0%), EPS −$0.25

CLIR quarterly revenue and earnings

• Quarter ended Jun 30, 2026: revenue $560K (up 321.1% year over year), net income −$1.31M, EPS −$0.22
• Quarter ended Mar 31, 2026: revenue $191K (down 52.4% year over year), net income −$2.19M, EPS −$0.39
• Quarter ended Dec 31, 2025: revenue $3.67M (up 522.2% year over year), net income −$311K, EPS −$0.06
• Quarter ended Sep 30, 2025: revenue $1.03M (down 44.6% year over year), net income −$1.43M, EPS −$0.26
• Quarter ended Jun 30, 2025: revenue $133K (up 195.6% year over year), net income −$1.68M, EPS −$0.30
• Quarter ended Mar 31, 2025: revenue $401K (down 63.6% year over year), net income −$2.08M, EPS −$0.38
• Quarter ended Dec 31, 2024: revenue $590K (down 53.7% year over year), net income −$1.16M, EPS −$0.25
• Quarter ended Sep 30, 2024: revenue $1.86M (up 2087.1% year over year), net income −$1.16M, EPS −$0.20
• Quarter ended Jun 30, 2024: revenue $45.0K (down 70.0% year over year), net income −$1.87M, EPS −$0.40
• Quarter ended Mar 31, 2024: revenue $1.10M (up 23.3% year over year), net income −$1.11M, EPS −$0.30
• Quarter ended Dec 31, 2023: revenue $1.27M (up 2448.0% year over year), net income −$955K, EPS −$0.02
• Quarter ended Sep 30, 2023: revenue $85.0K (down 73.8% year over year), net income −$1.33M, EPS −$0.03
• Quarter ended Jun 30, 2023: revenue $150K, net income −$1.48M, EPS −$0.04
• Quarter ended Mar 31, 2023: revenue $894K, net income −$1.43M, EPS −$0.04
• Quarter ended Dec 31, 2022: revenue $50.0K (down 7.4% year over year), net income −$1.32M, EPS −$0.03
• Quarter ended Sep 30, 2022: revenue $324K (up 70.5% year over year), net income −$1.31M, EPS −$0.03
• Quarter ended Jun 30, 2022: revenue $0, net income −$1.64M, EPS −$0.05
• Quarter ended Mar 31, 2022: revenue $0 (down 100.0% year over year), net income −$1.49M, EPS −$0.05
• Quarter ended Dec 31, 2021: revenue $54.0K, net income −$1.23M, EPS −$0.04
• Quarter ended Sep 30, 2021: revenue $190K, net income −$2.35M, EPS −$0.07

CLIR cash flow, buybacks and dividends

• Fiscal year ended Dec 2025: operating cash flow −$4.74M, share buybacks n/a
• Fiscal year ended Dec 2024: operating cash flow −$4.37M, share buybacks n/a
• Fiscal year ended Dec 2023: operating cash flow −$3.23M, share buybacks n/a
• Fiscal year ended Dec 2022: operating cash flow −$4.99M, share buybacks n/a
• Fiscal year ended Dec 2021: operating cash flow −$6.71M, share buybacks n/a

CLIR balance sheet

• Jun 30, 2026: cash $9.89M, total assets $12.2M, total liabilities $2.36M, shareholders' equity n/a
• Mar 31, 2026: cash $7.74M, total assets $9.84M, total liabilities $2.21M, shareholders' equity n/a
• Dec 31, 2025: cash $9.18M, total assets $12.2M, total liabilities $2.65M, shareholders' equity n/a
• Sep 30, 2025: cash $10.5M, total assets $12.7M, total liabilities $3.67M, shareholders' equity n/a
• Jun 30, 2025: cash $12.3M, total assets $14.2M, total liabilities $3.82M, shareholders' equity n/a
• Mar 31, 2025: cash $12.9M, total assets $14.5M, total liabilities $2.49M, shareholders' equity n/a
• Dec 31, 2024: cash $14.0M, total assets $16.3M, total liabilities $2.52M, shareholders' equity n/a
• Sep 30, 2024: cash $14.5M, total assets $17.1M, total liabilities $2.27M, shareholders' equity n/a

What is CLIR's revenue?

CLEARSIGN TECHNOLOGIES CORP reported $5.45M of revenue over its last four quarters, through June 30, 2026.

Is CLIR profitable?

No. CLEARSIGN TECHNOLOGIES CORP lost $5.24M over the last four quarters.

What is CLIR's EPS?

Diluted earnings per share over the last four quarters were −$0.93; −$0.22 in the latest quarter.

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