Logo image of CLIR

CLEARSIGN TECHNOLOGIES CORP (CLIR) Stock Ownership and Short Interest

USA - NASDAQ:CLIR - US1850641028 - Common Stock

0.85 USD
-0.02 (-2.3%)
Last: 10/17/2025, 11:41:00 AM
CLIR Ownership Chart.CLIR Ownership Chart: showing Insider, Institutional ownership and shares available to the public.CLIR Ownership.InsiderInstitutionalPublic



Shares Outstanding52.43M
Float41.07M
Float Short Interest Percentage0.49%
Owners (insider)1.63%
Owners (institutional)8.65%
Owners (insider) change0%
Owners (institutional) change0%
CLIR Institutional Ownership HistoryCLIR Institutional Ownership HistoryCLIR Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 1M 2M 3M 4M
CLIR Historical Insider Transactions ChartCLIR Historical Insider Buy and Sell Transactions ChartCLIR Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 20K 40K 60K 80K
Date Name Type Shares Price Amount
Feb 24, 2025 Hinds Brent Option Excercise 7547 $ 0.00
Feb 24, 2025 Hinds Brent Option Excercise 2636 0.80 $ 2,107.22
Feb 20, 2025 Hinds Brent Option Excercise 18757 0.86 $ 16,108.51
Feb 20, 2025 Deller Colin James Grant 100393 0.00 $ 0.00
Feb 20, 2025 Deller Colin James Option Excercise 49846 0.86 $ 42,807.74
Feb 20, 2025 Hinds Brent Grant 51176 0.00 $ 0.00