ClearSign Technologies Secures Additional $470K from Full Over-allotment Exercise
CLIR sits 17% above its 52-week low of $3.24.
Summary
ClearSign Technologies received an additional $470,858 in net proceeds from the full exercise of the over-allotment option in its recent public offering, providing critical working capital.
Key Events · Financing and Capital Events · CLIR
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Over-allotment Option Fully Exercised
The underwriter fully exercised its option to purchase an additional 116,667 shares of common stock on June 18, 2026.
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Additional Capital Raised
This exercise generated approximately $470,858 in net proceeds for the company, adding to the capital raised from the initial offering.
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Proceeds for Working Capital
The funds will be used for working capital, research and development, marketing and sales, and general corporate purposes.
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Follows Recent Public Offering
This transaction finalizes the capital raise from the public offering that closed on June 1, 2026, which was priced at $4.33 per share.
Analysis · CLIR · Industrial Applications And Services
This filing announces the full exercise of the over-allotment option from the public offering that closed on June 1, 2026. The additional $470,858 in net proceeds provides further working capital for ClearSign Technologies, which previously issued a going concern warning and reported a significant Q1 loss. While dilutive, this capital infusion is crucial for extending the company's operational runway, especially given the offering price of $4.33 per share was above the current market price.
How filings like this one have moved
In the 30 days to Sep 17, 2026, 35.8% of the 1152 measured filings Wiseek scored 8 moved their stock by 5% or more by the next session's close. The median move was -0.43%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, CLIR was trading at $3.79 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $23.5M. The 52-week trading range was $3.24 to $11.20. This filing was assessed with neutral market sentiment and an importance score of 8 out of 10.