ClearSign Technologies Corporation (CLIR)
Nasdaq: CLIR · Industrial Instruments For Measurement, Display, and Control · Tulsa, OK · filing with the SEC since 2008
Who owns ClearSign Technologies Corporation
As filed with the SECHolders of 5% or more
1
John M Pasquesi holds 19.9% of Common Stock, as its SCHEDULE 13G/A filed Jul 24, 2026 says.
Directors and officers
9
report now, of 27 people on the record since 2012. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 1 named at left.
Holders of 5% or moreshare of the class, as filed
John M Pasquesi
SCHEDULE 13G/A · filed Jul 24, 2026 · Common Stock · 20% in Apr 9, 2025
HOFFMAN Robert Thurston Sr
SCHEDULE 13D/A · filed Feb 19, 2025 · Common Stock · reported falling below 5%
What CLIR reports owning in othersstakes of 5% or more, and other ties
ClearSign Technologies Corporation reports no stake in another company in the record.
Insider tradesForm 4
0sales
4purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$0bought, in dollars
Open-market trades on Form 4 from Oct 2, 2025 to Oct 2, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 2, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window2 of 31 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Silva Gil Todd | director | 0 | $0 | 0 | 4 | $0 |
| Pasquesi John M | 10% owner | 0 | $0 | 0 | 1 | $1.8M |