ClearSign Technologies Corp (CLIR) insider buying and selling

NASDAQ: CLIR · Source: SEC Form 4 filings · Latest trade reported

There were no open-market insider purchases or sales at ClearSign Technologies Corp (CLIR) in the last 90 days. Over the last 12 months, 2 insiders bought $1.8M of the stock, led by JOHN M PASQUESI (10% Owner), who bought $1.8M on Jul 22, 2026.

Insider buys, 90 days
0
$0 · 0 insiders
Insider sales, 90 days
0
$0 · 0 insiders
Insider buys, 12 months
3
$1.8M · 2 insiders
Insider sales, 12 months
0
$0 · 0 insiders

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Recent open-market insider trades

Trades by the same insider within a week are shown as one line.

Open-market insider trades at ClearSign Technologies Corp
DateInsiderTypeSharesPriceValue
JOHN M PASQUESI
10% Owner
Open market purchase500,000$3.54$1.8M
Gil Todd Silva
Director
Open market purchase
2 trades
4,000avg. $4.28$17K

What the CLIR insider trades really mean

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Questions about CLIR insider trading

Who bought ClearSign Technologies Corp (CLIR) stock recently?

Insiders who bought ClearSign Technologies Corp stock on the open market in the last 12 months: JOHN M PASQUESI ($1.8M), Gil Todd Silva ($17K). The most recent purchase was reported on Jul 22, 2026.

Are insiders buying or selling CLIR?

Over the last 12 months insiders were net buyers of CLIR on discretionary trades: $1.8M bought against $0 sold (scheduled and tax-related sales excluded).

What is a sell-to-cover or 10b5-1 sale?

A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.

Where does this data come from?

Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.

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How to read this page

Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.

Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.