ClearSign Technologies Corporation
Organization details
- Legal name
- ClearSign Technologies Corporation
- Former names
- Clearsign Combustion Corp
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Information Technology
- SIC code
- 3823 — Industrial Instruments For Measurement, Display, and Control
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Tulsa
- Headquarters state / province
- Oklahoma
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- CLIR
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001434524
Board of directors
- Since 2025
-
Colin James Deller · Director · Chief Executive OfficerSince 2023
-
David M. Maley · DirectorSince 2024
-
Gary J. DiElsi · DirectorSince 2023
-
Gil Todd Silva · DirectorSince 2024
-
Judith S. Schrecker · DirectorSince 2023
-
Lacy Catharine De · DirectorSince 2023
-
Larry Michael Saddler · DirectorSince 2026
-
Lou Basenese · DirectorSince 2025
-
Robert Thurston Hoffman Sr. · DirectorSince 2023
-
Susanne Meline · DirectorSince 2023
Chief executives
Director election results
Annual meeting of June 8, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
80.9%
-
83.0%
-
83.4%
-
90.2%
Board connections
3 of this board's directors also sit on 5 other boards.
- via Anthony Digiandomenico and Lou Basenese
- via Anthony Digiandomenico and Susanne Meline
- via Susanne Meline
- via Anthony Digiandomenico
- via Anthony Digiandomenico
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $1,797,690
- 5 purchases by 2 insiders
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 22, 2026 | John M. Pasquesi 10% owner | Open-market purchase | +500,000 | $3.54 | $1,770,000 |
| Apr 23, 2026 | Gil Todd Silva Director | Open-market purchase | +1,000 | $5.32 | $5,320 |
| Apr 23, 2026 | Gil Todd Silva Director | Open-market purchase | +1,000 | $5.25 | $5,250 |
| Mar 17, 2026 | Gil Todd Silva Director | Open-market purchase | +2,000 | $4.20 | $8,400 |
| Mar 16, 2026 | Gil Todd Silva Director | Open-market purchase | +2,000 | $4.36 | $8,720 |
| Feb 26, 2026 | Colin James Deller Officer (Chief Executive Officer) | Grant or award | +210,043 | — | — |
| Feb 26, 2026 | Hinds Brent Officer (Chief Financial Officer) | Grant or award | +56,645 | — | — |
| Feb 26, 2026 | Colin James Deller Officer (Chief Executive Officer) | Shares withheld for tax | −105,022 | $0.56 | $58,812 |
| Feb 26, 2026 | Hinds Brent Officer (Chief Financial Officer) | Shares withheld for tax | −20,761 | $0.56 | $11,626 |
| Feb 22, 2026 | Hinds Brent Officer (Chief Financial Officer) | Option exercise | +7,547 | — | — |
| Feb 22, 2026 | Hinds Brent Officer (Chief Financial Officer) | Shares withheld for tax | −2,765 | $0.59 | $1,631 |
| Feb 20, 2026 | Hinds Brent Officer (Chief Financial Officer) | Option exercise | +9,315 | — | — |
| Feb 20, 2026 | Hinds Brent Officer (Chief Financial Officer) | Shares withheld for tax | −3,413 | $0.59 | $2,014 |
| Feb 2, 2026 | Hinds Brent Officer (Chief Financial Officer) | Option exercise | +10,127 | — | — |
| Feb 2, 2026 | Hinds Brent Officer (Chief Financial Officer) | Shares withheld for tax | −3,711 | $0.60 | $2,227 |
Peers
Compare boardsOrganizations in the same sector, closest in location and size first.
Questions about ClearSign Technologies Corporation
Who is the CEO of ClearSign Technologies Corporation?
Colin James Deller is ClearSign Technologies Corporation's Chief Executive Officer.
How many directors are on ClearSign Technologies Corporation's board?
ClearSign Technologies Corporation's board has 11 directors: Anthony Digiandomenico, Colin James Deller, David M. Maley, Gary J. DiElsi, Gil Todd Silva, Judith S. Schrecker, Lacy Catharine De, Larry Michael Saddler, Lou Basenese, Robert Thurston Hoffman Sr. and 1 other.
Are ClearSign Technologies Corporation insiders buying or selling shares?
Over the last 12 months, ClearSign Technologies Corporation insiders bought $1.8 million of shares in 5 purchases and made no open-market sales on the open market, as reported to the SEC on Forms 4 and 5.
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