CLIR

Clearsign Technologies Corp$3.94 7.94%
Information TechnologyUSCUSIP 185064201· EOD Jun 5, 2026◍ Confluence graph
Tracked 13F Holders
4
13F Value (tracked)
$221K
Insider Net · 180d
$17K
1↑ 0↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)0 adding · 1 trimming
Insider net (180d)+$17K

Price & smart-money activity

$3.94 7.94%5Y -91.7%
$3.18$15.68$28.18$40.68$53.1820212022202320242025202623
Hover for who · click for detailEnd-of-day closing prices52w $3.46 – $10.60
Build

Use CLIR data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns CLIR

This stock page is the Follow view. The Build view lets your agent query CLIR owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/CLIR"
Ask your agent
Use Arkolith to show who owns CLIR,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

4 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1Beacon Pointe Advisors, LLC
$118K
27K
New
+27K sh
Q1 2026
2VANGUARD FIDUCIARY TRUST CO
$102K
23K
New
+23K sh
Q1 2026
3SBI Securities Co., Ltd.
$48
11
−89%
Reduced · −92 sh
Q1 2026
4GROUP ONE TRADING LLC
$39
9
New
+9 sh
Q1 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.

Fund activity: latest quarter

Opened (NEW)
0
funds
Added
0
funds
Reduced
1
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$17K
1 insiders
Sells · 180d
$0
0 insiders
Net
$17K
2 P/S txns
Signal
Net Buying
open-market
DateInsiderRoleActionSharesValue
Mar 17, 2026Silva Gil ToddDirectorBuy (P)2K$8K
Mar 16, 2026Silva Gil ToddDirectorBuy (P)2K$9K
Feb 26, 2026Deller Colin JamesChief Executive OfficerTax withholding (F)105K$59K
Feb 26, 2026Deller Colin JamesChief Executive OfficerGrant (A)210K$0
Feb 26, 2026Hinds BrentChief Financial OfficerTax withholding (F)21K$12K
Feb 26, 2026Hinds BrentChief Financial OfficerGrant (A)47K$0
Feb 26, 2026Hinds BrentChief Financial OfficerGrant (A)57K$0
Feb 22, 2026Hinds BrentChief Financial OfficerOption exercise (M)8K$0
Feb 22, 2026Hinds BrentChief Financial OfficerTax withholding (F)3K$2K
Feb 22, 2026Hinds BrentChief Financial OfficerOption exercise (M)8K
Feb 20, 2026Hinds BrentChief Financial OfficerOption exercise (M)9K
Feb 20, 2026Hinds BrentChief Financial OfficerTax withholding (F)3K$2K

Funds that own CLIR also own

CompanyCo-held byCombined value
VANGUARD TOTAL STOCK MKT ETFVTI3 funds$515.7M
MICROSOFT CORPMSFT3 funds$417.8M
VANGUARD FTSE DEVELOPED ETFVEA3 funds$332.2M
AMAZON.COM INCAMZN3 funds$306.0M
ALPHABET INC-CL AGOOGL3 funds$270.5M
META PLATFORMS INC-CLASS AMETA3 funds$187.9M
BERKSHIRE HATHAWAY INC-CL BBRK/B3 funds$181.6M
JPMORGAN CHASE & COJPM3 funds$150.2M
TESLA INCTSLA3 funds$144.5M
CHEVRON CORPCVX3 funds$134.4M
BROADCOM INCAVGO3 funds$133.2M
VANGUARD FTSE EMERGING MARKEVWO3 funds$122.1M

Ranked by how many of CLIR's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

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. Every panel above is one call to the Arkolith API & MCP server.