CLEARSIGN COMBUSTION CORP (CLIR) is a publicly traded company in the Unknown sector. Across all available filings, 21 corporate insiders have executed 205 transactions totaling $10.3M, demonstrating a bullish sentiment with $2.8M in net insider flow. The most recent transaction on Feb 2, 2026 involved a transaction of 10,127 shares valued at $0.
No significant insider buying has been recorded for CLIR in the recent period.
No significant insider selling has been recorded for CLIR in the recent period.
Based on recent SEC filings, insider sentiment for CLIR is bullish with an Insider Alignment Score of 64/100 and a net flow of $2.8M. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at CLEARSIGN COMBUSTION CORP (CLIR) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 21 insiders are actively trading CLIR stock, having executed 205 transactions in the past 90 days. The most active insider is &. Dbg Living Trust Bd (Executive), who has made 51 transactions totaling $3.3M.
Get notified when executives and directors at CLIR file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Feb 2, 2026 | Hinds Brent | Chief Financial Officer | Option Exercise | 10,127 | $N/A | $0 | C-Suite |
| Feb 2, 2026 | Hinds Brent | Chief Financial Officer | Payment | 3,711 | $0.60 | $2.2K | C-Suite |
| Feb 2, 2026 | Hinds Brent | Chief Financial Officer | Option Exercise | 10,127 | $N/A | $0 | C-Suite |
| Jun 24, 2024 | Management Llc Princeton Opportunity | Executive | Purchase | 3,350,000 | $0.91 | $3.0M | Large |
| Feb 22, 2024 | James Deller Colin | Executive | Payment | 65,102 | $1.06 | $69.0K | |
| Feb 22, 2024 | James Deller Colin | Executive | Award | 131,121 | $N/A | $0 | |
| Feb 22, 2024 | Hinds Brent | Executive | Payment | 16,520 | $1.06 | $17.5K | |
| Feb 22, 2024 | Hinds Brent | Executive | Award | 45,075 | $N/A | $0 | |
| Feb 2, 2024 | Hinds Brent | Executive | Payment | 3,712 | $1.01 | $3.7K | |
| Feb 2, 2024 | Hinds Brent | Executive | Option Exercise | 10,126 | $N/A | $0 | |
| Feb 1, 2024 | Clirspv Llc | Executive | Other | 1,269,705 | $N/A | $0 | |
| Feb 2, 2023 | James Deller Colin | Executive | Payment | 54,519 | $0.79 | $43.1K | |
| Feb 2, 2023 | Hinds Brent | Executive | Payment | 21,673 | $0.79 | $17.1K | |
| Feb 2, 2023 | James Deller Colin | Executive | Award | 109,806 | $N/A | $0 | |
| Feb 2, 2023 | Hinds Brent | Executive | Award | 59,135 | $N/A | $0 |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Purchase(P) | 40 | $6.5M | 51.9% |
Sale(S) | 56 | $3.7M | 29.6% |
Award(A) | 69 | $1.3M | 10.6% |
Exercise (Options)(X) | 16 | $432.3K | 3.4% |
Disposition(D) | 2 | $275.0K | 2.2% |
Payment(F) | 7 | $172.1K | 1.4% |
Exercise(M) | 11 | $116.4K | 0.9% |
Other(J) | 4 | $0 | 0.0% |
Insiders at CLEARSIGN COMBUSTION CORP are accumulating shares at an accelerated pace. With 21 insiders making 205 transactions totaling $6.5M in purchases versus $3.7M in sales, the net buying activity of $2.8M signals strong executive confidence. &. Dbg Living Trust Bd (Executive) leads the buying activity with $3.3M in transactions across all time.