CLEARSIGN TECHNOLOGIES CORP

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CLIR·185064201·US·Common Stock

CLIR (CLEARSIGN TECHNOLOGIES CORP) is held by 18 institutional investors as of Q2 2026. Largest holders: VANGUARD CAPITAL MANAGEMENT LLC ($386,924), GEODE CAPITAL MANAGEMENT, LLC ($188,890), VANGUARD FIDUCIARY TRUST CO ($86,098). Net institutional sentiment: Bullish.

18

Holders

(2 Elite)

$1M

Total Value

80% (10)

Consensus

8 buying - 2 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)62

Insider (Form 4)75

Activist (13D/13G)52

Congressional (STOCK Act)74

Holder Quality

55

★★★★★

Elite

23

★★★★

Strong

63

★★★

Solid

21

★★

Below

24

★

Weak

Held by 18 funds

2 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Apr 27, 2026 · Activists none · Congress none

InsiderSTSilva Gil ToddBuy $5KApr 23, 2026

InsiderSTSilva Gil ToddBuy $8KMar 17, 2026

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Top Holders

Top Holders (18)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VAVANGUARD CAPITAL MANAGEMENT LLC	Unchanged	105,429	$386,924	0.0%	+6.88%	0
GEODE CAPITAL MANAGEMENT, LLC	Decreased	51,457(-10.8%)	$188,890	0.0%	-73.72%	0
VFVANGUARD FIDUCIARY TRUST CO	Unchanged	23,460	$86,098	0.0%	+6.88%	0
HighTower Advisors, LLC	Increased	22,662(+78.7%)	$83,170	0.0%	-38.99%	33
CITADEL ADVISORS LLC	New	20,565	$75,474	0.0%	+26.98%	33
BlackRock, Inc.	Unchanged	19,503	$71,576	0.0%	-67.64%	0
NORTHERN TRUST CORP	New	10,080	$36,994	0.0%	+26.98%	31
Rockefeller Capital Management L.P.	Unchanged	8,120	$29,800	0.0%	-20.11%	0
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO	Unchanged	7,172	$26,321	0.0%	-19.53%	0
WELLS FARGO & COMPANY/MN	Unchanged	2,125	$7,799	0.0%	-57.28%	0
VGVanguard Global Advisers, LLC	Unchanged	1,350	$4,955	0.0%	+6.88%	0
ROYAL BANK OF CANADA	New	684	$3,000	0.0%	+26.98%	20
IWIntegrated Wealth Concepts LLC	New	687	$2,521	0.0%	+26.98%	19
DEUTSCHE BANK AG\	Unchanged	400	$1,468	0.0%	-91.80%	0
MGMERCER GLOBAL ADVISORS INC /ADV	New	281	$1,031	0.0%	+26.98%	17
UBS Group AG	New	100	$367	0.0%	+26.98%	17
BARCLAYS PLC	New	33	$121	0.0%	+26.98%	17
GROUP ONE TRADING LLC	Unchanged	9	$33	0.0%	+6.88%	0
Creative Planning	Exited	0(-100.0%)	$53,868	0.0%	-55.88%	0

CLIRCLEARSIGN TECHNOLOGIES CORP

1M3M6M1Y3Y5Y

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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