{"filing":{"accession_number":"0001104659-26-086099","cik":"0001434524","ticker":"CLIR","company_name":"ClearSign Technologies Corp","form":"8-K","filing_date":"2026-07-23","report_date":null,"primary_document":"tm2621046d1_8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1434524/000110465926086099/tm2621046d1_8k.htm"},"events":[{"id":19891,"run_id":17902,"accession_number":"0001104659-26-086099","anchor_item_number":"1.01","event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.94,"summary":"ClearSign Technologies completed a private placement of 500,000 shares of restricted common stock to Otter Capital LLC at $3.54 per share for gross proceeds of $1.77 million. The unregistered securities were issued under Section 4(a)(2) and Regulation D exemptions, requiring a waiver of underwriter lock-up restrictions and representing a material capital raise and equity dilution event.","company_name":"ClearSign Technologies Corp","ticker":"CLIR","filing_date":"2026-07-23","form":"8-K","submitted_at":null,"items":[{"id":19112,"accession_number":"0001104659-26-086099","item_number":"1.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"ClearSign entered into a Stock Purchase Agreement on July 21, 2026, selling 500,000 shares of restricted common stock to an existing stockholder (Otter Capital LLC) at $3.54 per share for $1.77 million in gross proceeds. This is a private placement of unregistered equity securities—a classic dilutive issuance. The shares are issued as restricted securities under Rule 144 with no registration rights, and the transaction required a waiver from the underwriter of lock-up restrictions, indicating material capital-raising activity that would affect investor assessment of ownership dilution and the company's financial position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"","ticker":null,"filing_date":""},{"id":19113,"accession_number":"0001104659-26-086099","item_number":"3.02","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"ClearSign completed a private placement of 500,000 shares of common stock at $3.54 per share for gross proceeds of $1,770,000, issued pursuant to Section 4(a)(2) and Rule 506 of Regulation D without registration. This is a classic unregistered equity issuance to an existing stockholder that dilutes existing shareholders and raises capital, fitting the dilutive_issuance category. The transaction is material as it represents a meaningful capital raise and equity dilution event.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"","ticker":null,"filing_date":""},{"id":19114,"accession_number":"0001104659-26-086099","item_number":"7.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"ClearSign announced completion of a private placement of 500,000 shares of common stock at $3.54 per share for gross proceeds of $1,770,000 with an existing stockholder. The securities were not registered under the Securities Act of 1933, and the company explicitly states they \"may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements.\" This is a classic unregistered equity issuance that dilutes existing shareholders and raises capital, fitting the dilutive_issuance category.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":19112,"accession_number":"0001104659-26-086099","item_number":"1.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.92,"reasoning":"ClearSign entered into a Stock Purchase Agreement on July 21, 2026, selling 500,000 shares of restricted common stock to an existing stockholder (Otter Capital LLC) at $3.54 per share for $1.77 million in gross proceeds. This is a private placement of unregistered equity securities—a classic dilutive issuance. The shares are issued as restricted securities under Rule 144 with no registration rights, and the transaction required a waiver from the underwriter of lock-up restrictions, indicating material capital-raising activity that would affect investor assessment of ownership dilution and the company's financial position.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"ClearSign Technologies Corp","ticker":"CLIR","filing_date":"2026-07-23"},{"id":19113,"accession_number":"0001104659-26-086099","item_number":"3.02","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"ClearSign completed a private placement of 500,000 shares of common stock at $3.54 per share for gross proceeds of $1,770,000, issued pursuant to Section 4(a)(2) and Rule 506 of Regulation D without registration. This is a classic unregistered equity issuance to an existing stockholder that dilutes existing shareholders and raises capital, fitting the dilutive_issuance category. The transaction is material as it represents a meaningful capital raise and equity dilution event.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"ClearSign Technologies Corp","ticker":"CLIR","filing_date":"2026-07-23"},{"id":19114,"accession_number":"0001104659-26-086099","item_number":"7.01","item_title":null,"event_type":"dilutive_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"ClearSign announced completion of a private placement of 500,000 shares of common stock at $3.54 per share for gross proceeds of $1,770,000 with an existing stockholder. The securities were not registered under the Securities Act of 1933, and the company explicitly states they \"may not be offered or sold in the United States absent registration or an applicable exemption from the registration requirements.\" This is a classic unregistered equity issuance that dilutes existing shareholders and raises capital, fitting the dilutive_issuance category.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-07-23T12:46:42.378370+00:00","company_name":"ClearSign Technologies Corp","ticker":"CLIR","filing_date":"2026-07-23"}]}