ClearSign Technologies Corp - CLIR

Sector: Industrials · Industry: Pollution & Treatment Controls

Website: No information yet · Social: No information yet

Company profile

Quarter snapshot

Latest / Compare

Q4 2025 · Q3 2025

Value (USD)

Total reported value ($000)

$2.472M

QoQ value delta ($000)

-$775K (-23.87%)

Implied price effect (QoQ)

-28.02%

Total shares

4,470,344

QoQ shares delta

+243,876 (+5.77%)

Total shares held by funds (by quarter)

Shares (left)

Fund holders include prior positions carried forward until a new 13F confirms a change. Reported holders have reported a position in this security for that quarter; this is not the total number of 13F filers.

Market chart (CLIR)

Interactive chart by TradingView.

Top holders (Q4 2025)

Top 25 only Full list

Early Q2 2026 data: only 24 institutional holders reported so far. More will appear as funds file with the SEC.

Manager	Value ($000)	Shares	% of 13F
VANGUARD GROUP INC	735	1,322,980	0.0%
SIMON QUICK ADVISORS, LLC	335	603,149	0.01%
GEODE CAPITAL MANAGEMENT, LLC	290	523,109	0.0%
Cambridge Investment Research Advisors, Inc.	246	443,000	0.0%
BlackRock, Inc.	110	199,304	0.0%
Creative Planning	75	136,053	0.0%
HighTower Advisors, LLC	70	126,809	0.0%
DDD Partners, LLC	66	120,000	0.0%
SUSQUEHANNA INTERNATIONAL GROUP, LLP	65	118,359	0.0%
STATE STREET CORP	49	88,989	0.0%
Rockefeller Capital Management L.P.	45	81,209	0.0%
RENAISSANCE TECHNOLOGIES LLC	43	77,800	0.0%
NORTHERN TRUST CORP	41	74,020	0.0%
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	39	71,730	0.0%
Disciplined Investments, LLC	31	55,886	0.01%
Americana Partners, LLC	30	55,000	0.0%
RAYMOND JAMES FINANCIAL INC	28	51,847	0.0%
INTEGRITY ALLIANCE, LLC.	21	39,524	0.0%
PREVAIL INNOVATIVE WEALTH ADVISORS, LLC	21	38,306	0.0%
HIGHLAND CAPITAL MANAGEMENT, LLC	18	32,454	0.0%
XTX Topco Ltd	16	29,015	0.0%
TWO SIGMA SECURITIES, LLC	14	26,794	0.0%
JANE STREET GROUP, LLC	13	23,825	0.0%
Chicago Partners Investment Group LLC	12	18,000	0.0%
WELLS FARGO & COMPANY/MN	11	21,050	0.0%