ClearSign Technologies Corp - CLIR

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q4 2025 · Compare: Q3 2025
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
VANGUARD GROUP INC History Added to 1,322,980 735 0.0% 0.0% 1 +45,396 3.55% Q4 2025 Jan 29, 2026
SIMON QUICK ADVISORS, LLC History No change 603,149 335 0.01% 0.02% 2 0 0.0% Q4 2025 Jan 29, 2026
GEODE CAPITAL MANAGEMENT, LLC History Reduced 523,109 290 0.0% 0.0% 3 -120 -0.02% Q4 2025 Feb 09, 2026
Cambridge Investment Research Advisors, Inc. History No change 443,000 246 0.0% 0.0% 4 0 0.0% Q4 2025 Feb 05, 2026
BlackRock, Inc. History No change 199,304 110 0.0% 0.0% 5 0 0.0% Q4 2025 Feb 12, 2026
Creative Planning History Reduced 136,053 75 0.0% 0.0% 6 -23,000 -14.46% Q4 2025 Feb 17, 2026
HighTower Advisors, LLC History No change 126,809 70 0.0% 0.0% 7 0 0.0% Q4 2025 Feb 06, 2026
DDD Partners, LLC History Added to 120,000 66 0.0% 0.01% 8 +5,000 4.35% Q4 2025 Jan 22, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History Added to 118,359 65 0.0% 0.0% 9 +54,421 85.12% Q4 2025 Feb 17, 2026
STATE STREET CORP History No change 88,989 49 0.0% 0.0% 10 0 0.0% Q4 2025 Feb 13, 2026
Rockefeller Capital Management L.P. History Added to 81,209 45 0.0% 0.0% 11 +72,200 801.42% Q4 2025 Mar 16, 2026
RENAISSANCE TECHNOLOGIES LLC History Added to 77,800 43 0.0% 0.0% 12 +36,769 89.61% Q4 2025 Feb 12, 2026
NORTHERN TRUST CORP History Reduced 74,020 41 0.0% 0.0% 13 -1,446 -1.92% Q4 2025 Feb 17, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History No change 71,730 39 0.0% 0.0% 14 0 0.0% Q4 2025 Feb 10, 2026
Disciplined Investments, LLC History No change 55,886 31 0.01% 0.02% 15 0 0.0% Q4 2025 Feb 05, 2026
Americana Partners, LLC History Added to 55,000 30 0.0% 0.0% 16 +25,000 83.33% Q4 2025 Feb 06, 2026
RAYMOND JAMES FINANCIAL INC History Reduced 51,847 28 0.0% 0.0% 17 -6 -0.01% Q4 2025 Feb 18, 2026
INTEGRITY ALLIANCE, LLC. History No change 39,524 21 0.0% 0.0% 18 0 0.0% Q4 2025 Feb 09, 2026
PREVAIL INNOVATIVE WEALTH ADVISORS, LLC History No change 38,306 21 0.0% 0.01% 19 0 0.0% Q4 2025 Feb 06, 2026
HIGHLAND CAPITAL MANAGEMENT, LLC History No change 32,454 18 0.0% 0.0% 20 0 0.0% Q4 2025 Feb 02, 2026
XTX Topco Ltd History New 29,015 16 0.0% 21 +29,015 New Q4 2025 Feb 17, 2026
TWO SIGMA SECURITIES, LLC History New 26,794 14 0.0% 22 +26,794 New Q4 2025 Feb 17, 2026
JANE STREET GROUP, LLC History Added to 23,825 13 0.0% 0.0% 23 +10,602 80.18% Q4 2025 Feb 12, 2026
Chicago Partners Investment Group LLC History No change 18,000 12 0.0% 0.0% 24 0 0.0% Q4 2025 Jan 28, 2026
WELLS FARGO & COMPANY/MN History No change 21,050 11 0.0% 0.0% 25 0 0.0% Q4 2025 Feb 13, 2026
Gleason Group, Inc. History No change 18,018 10 0.0% 0.0% 26 0 0.0% Q4 2025 Jan 15, 2026
HRT FINANCIAL LP History Reduced 17,578 9 0.0% 0.0% 27 -3,380 -16.13% Q4 2025 Feb 12, 2026
Centerpoint Advisors, LLC History No change 15,700 9 0.0% 0.0% 28 0 0.0% Q4 2025 Feb 13, 2026
FLAX POND CAPITAL, LLC History New 13,549 7 0.01% 30 +13,549 New Q4 2025 Mar 09, 2026
Tower Research Capital LLC (TRC) History Added to 13,795 7 0.0% 0.0% 29 +11,603 529.33% Q4 2025 Feb 17, 2026
SIMPLEX TRADING, LLC History Added to 7,211 4 0.0% 0.0% 31 +1,214 20.24% Q4 2025 Feb 11, 2026
DEUTSCHE BANK AG\ History No change 4,000 2 0.0% 0.0% 32 0 0.0% Q4 2025 Feb 11, 2026
CITADEL ADVISORS LLC History Closed out 0 0 0.0% -26,714 -100.0% Q3 2025 Nov 14, 2025
Diversified Portfolios, Inc. History Closed out 0 0 0.0% -20,000 -100.0% Q3 2025 Nov 12, 2025
GOLDMAN SACHS GROUP INC History Closed out 0 0 0.0% -11,044 -100.0% Q3 2025 Nov 14, 2025
UBS Group AG History Reduced 1,225 0 0.0% -983 -44.52% Q4 2025 Jan 29, 2026
BANK OF AMERICA CORP /DE/ History Reduced 907 0 0.0% -437 -32.51% Q4 2025 Feb 17, 2026
BARCLAYS PLC History Closed out 0 0 -403 -100.0% Q3 2025 Mar 31, 2026
SBI Securities Co., Ltd. History Reduced 103 0 -200 -66.01% Q4 2025 Feb 03, 2026
TUCKER ASSET MANAGEMENT LLC History New 39 0 +39 New Q4 2025 Feb 05, 2026
Allworth Financial LP History New 6 0 +6 New Q4 2025 Feb 05, 2026
CITIGROUP INC History New 1 0 +1 New Q4 2025 Feb 13, 2026