UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
Date of report (Date of earliest event reported):
(Exact name of registrant as specified in charter)
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Securities registered pursuant to Section 12(b) of the Act:
| Title of each class | Trading Symbol(s) | Name
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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
| Emerging growth
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If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨
| Item 8.01 | Other Events. |
On March 30, 2026, ClearSign Technologies Corporation (the “Company”) received a letter from The Nasdaq Stock Market LLC stating that, because the Company’s common stock had a closing bid price at or above $1.00 per share for a minimum of ten (10) consecutive business days, the Company had regained compliance with the minimum bid price requirement of $1.00 per share for continued listing on the Nasdaq Capital Market, as set forth in Nasdaq Listing Rule 5550(a)(2), and that the matter is now closed.
| Item 9.01 | Financial Statements and Exhibits. |
(d) Exhibits.
| Exhibit No. | Description | |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document). |
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this Current Report to be signed on its behalf by the undersigned hereunto duly authorized.
Dated: March 30, 2026
| CLEARSIGN TECHNOLOGIES CORPORATION | ||
| By: | /s/ Colin James Deller | |
| Name: | Colin James Deller | |
| Title: | Chief Executive Officer | |