CLIR

Clearsign Technologies Corp Cross-source read$4.31 10.23%
Information TechnologyCUSIP 185064201· EOD Sep 8, 2026

Among active 13F managers last quarter, 1 opened and 1 added, while 2 reduced; the largest holder to move was Simon Quick Advisors, LLC (−90%). Over the last 180 days, 2 insiders bought and none sold, a net +$1.8M in open-market trades.

Tracked 13F holders
19
13F value (tracked)
$1.4M
Smart-money readMixed
Net sellingNet buying
Funds · active managers, latest 13F
2 adding · 2 trimming
Insiders · Form 4 open-market, 180d
2 buying · 0 selling · +$1.8M
US House · STOCK Act, 180d
0 buying · 0 selling

The legs disagree, or only one of them leans.

Price & smart-money activity

$4.31 10.23%5Y -81.3%
$1.72$7.70$13.68$19.67$25.652021202220232024202520264252
Hover for who · click for detailEnd-of-day closing prices52w $3.25 – $10.60

Who owns CLIR?

19 tracked 13F filers · ranked by shares held

19 tracked 13F filers disclose a position in CLIR as of the latest SEC 13F filings, a combined $1.4M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundSharesPosition valueLast moveAs ofHistory
1Vanguard Capital Management LLC105K
$387K
Held
Q2 2026
2Simon Quick Advisors, LLC60K
$263K
−90%
Reduced · −543K sh
Q1 2026
3Geode Capital Management, LLC51K
$189K
−11%
Reduced · −6K sh
Q2 2026
4Beacon Pointe Advisors, LLC27K
$100K
Held
Q2 2026
5Vanguard Fiduciary Trust Co23K
$86K
Held
Q2 2026
6Citadel Advisors LLC21K
$75K
New
+21K sh
Q2 2026
7BlackRock, Inc.20K
$72K
Held
Q2 2026
8HighTower Advisors, LLC13K
$55K
−90%
Reduced · −114K sh
Q1 2026
9Creative Planning12K
$54K
−91%
Reduced · −124K sh
Q1 2026
10DDD Partners, LLC12K
$44K
Held
Q2 2026
11Rockefeller Capital Management L.P.8K
$35K
−90%
Reduced · −73K sh
Q1 2026
12Northwestern Mutual Wealth Management Co7K
$31K
−90%
Reduced · −65K sh
Q1 2026
13Wells Fargo & Company2K
$9K
−90%
Reduced · −19K sh
Q1 2026
14Gleason Group, Inc.2K
$7K
Held
Q2 2026
15Vanguard Global Advisers, LLC1K
$5K
Held
Q2 2026
16Tower Research Capital LLC (TRC)1K
$5K
−92%
Reduced · −13K sh
Q1 2026
17Deutsche Bank AG400
$2K
−90%
Reduced · −4K sh
Q1 2026
18SBI Securities Co., Ltd.12
$44
+9.1%
Added · +1 sh
Q2 2026
19Group One Trading LLC9
$33
Held
Q2 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is CLIR being bought or sold by institutions?

Last quarter, 1 fund opened a new position in CLIR and 1 added to an existing one, while 2 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened
1
fund took a first position
Added
1
added to an existing position
Reduced
2
reduced, still holding
Biggest moves · ranked by size of the change, positions above a floor

Funds that own CLIR also own

CompanyCo-held byTheir position there
Nvidia CorpNVDA6 funds$2.9B
Amazon.com IncAMZN6 funds$2.8B
Apple IncAAPL6 funds$2.5B
Microsoft CorpMSFT6 funds$2.0B
Alphabet Inc-CL AGOOGL6 funds$1.2B
Broadcom IncAVGO6 funds$1.2B
Eli Lilly & CoLLY6 funds$1.2B
Alphabet Inc-CL CGOOG6 funds$1.0B
Advanced Micro DevicesAMD6 funds$976.5M
Micron Technology IncMU6 funds$936.7M
Abbvie IncABBV6 funds$822.2M
Abbott LaboratoriesABT6 funds$786.7M

Ranked by how many of CLIR's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in CLIR.

Insider activity (Form 4)

Full insider page →
Buys · 180d
$1.8M
2 insiders
Net · 180d
$1.8M
5 open-market transactions
DateInsiderRoleActionSharesValue
Jul 22, 2026Pasquesi John M10% OwnerBuy (P)500K$1.8M
Apr 23, 2026Silva Gil ToddDirectorBuy (P)
2 lots, same day
2K$11K
Mar 17, 2026Silva Gil ToddDirectorBuy (P)2K$8K
Mar 16, 2026Silva Gil ToddDirectorBuy (P)2K$9K
Jun 24, 2024Princeton Opportunity Management LLC10% OwnerBuy (P)3.4M$3.0M
Jul 8, 2022clirSPV LLC10% OwnerBuy (P)
3 lots, same day
1.6M$1.8M
Jun 14, 2022Pate Bruce AlanDirectorBuy (P)45K$50K
Aug 24, 2020Pate Bruce AlanDirectorBuy (P)35K$70K
Aug 24, 2020Meline SusanneDirectorBuy (P)5K$10K
May 17, 2019Pate Bruce AlanDirectorBuy (P)100K$101K
Mar 19, 2019Kendrick Donald WChief Technology OfficerBuy (P)
2 lots, same day
10K$9K
Dec 18, 2018Kendrick Donald WChief Technology OfficerBuy (P)10K$11K

One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.

Do institutions, insiders and Congress agree?

Confluence: insiders and funds buying

Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.

SEC EDGAR 13F + Form 4 + US House STOCK Act{ }get_ticker_confluence · API & MCP

Signals by source

Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive

SourceBuyingSellingNet
13F funds
Top 100 holders by value, passive included; the hero counts active managers only
19
Insiders
Form 4 open-market
20+$1.8M
US House
STOCK Act trades
00$0
Sector rotation
CLIR is in Information Technology, which smart money is rotating INTO
+$84.6B

Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.

Recent filings

15 most recent

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Connected entities for CLIR

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Ask your agent what changed in CLIR

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/CLIR/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for CLIR.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CLIR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.