CLEARSIGN TECHNOLOGIES CORP
CLIR·185064102·US·Common Stock·Industrials - Pollution & Treatment Controls-13D/G
CLIR (CLEARSIGN TECHNOLOGIES CORP) is held by 17 institutional investors as of Q2 2026. Largest holders: VANGUARD CAPITAL MANAGEMENT LLC ($386,924), GEODE CAPITAL MANAGEMENT, LLC ($188,890), Beacon Pointe Advisors, LLC ($99,725). Net institutional sentiment: Bullish.
17
Holders
(1 Elite)
$1.1M
Total Value
75% (8)
Consensus
6 buying - 2 selling
13F: Insider & Congress: Updated regularly
Who's Trading
Source dates: Price Oct 12, 2026 · Insiders Apr 27, 2026 · Activists Jul 24, 2026 · Congress none
ActivistJMJohn M Pasquesi19.9%Jul 24, 2026
InsiderDJDeller Colin JamesTax 4K shFeb 26, 2026
InsiderDJDeller Colin JamesVest 7K shFeb 26, 2026
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Top Holders
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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer