Transaction #29098 · Form 4 · 0001104659-26-113415

ClearSign Technologies Corp · Stock award · Non-Statutory Stock Options

ClearSign Technologies Corp · Transacted September 30, 2026 · Filed October 2, 2026

Original SEC filing ↗

What does this filing report?

An SEC Form 4 filing for ClearSign Technologies Corp records a stock award involving Non-Statutory Stock Options on September 30, 2026. The reported quantity was 3,766. The filing date is October 2, 2026. This is one transaction record; amounts are not allocated among any joint reporting owners.

The acquisition category describes how securities were received. It does not by itself establish a cash purchase of common stock. Read the transaction code definitionsand the original filing before interpreting the amounts.

Transaction details

Company CIK
0001434524
Security type
Derivative
Acquisition type
Stock award · Code A
Quantity acquired
3,766
Reported price
0
Reference value
0
Currency
Currency not specified
Ownership
Direct
Holdings after transaction
3,766
Ownership description
Not reported
SEC acceptance time
Oct 2, 2026, 7:00 PM EDT
10b5-1 indication
Not indicated

Reference value is reported quantity × reported price. It is not a confirmed cash payment or an estimate of a derivative's economic value. A missing currency is not assumed to be USD.

Reporting owners

These are the reporting owners named in the filing. Quantities and amounts are not allocated among co-reporters. Roles reflect this filing, not a current profile.

Company listings

CLIR · Nasdaq

This transaction is not mapped to a specific company listing.

Derivative terms

Underlying security
Common Stock
Underlying quantity
3,766
Conversion / exercise price
3.55
Exercise date
Not reported
Expiration date
September 29, 2036

Filing footnotes & remarks

F1
As compensation for services as a non-employee director during the quarter ended September 30, 2026, the reporting person was granted restricted stock units ("RSUs") under the ClearSign Technologies Corporation Amended and Restated 2021 Equity Incentive Plan (the "Plan") pursuant to the issuer's non-employee director compensation policy, and each RSU represents a right to receive one share of common stock or the cash equivalent thereof.
F2
The RSUs will vest upon the first to occur of: (1) a Change in Control (as defined in the applicable RSU award agreement), (2) the reporting person's Disability (as defined in the applicable RSU award agreement); (3) the reporting person's death; or (4) the reporting person's separation from service.
F3
As compensation for services as a non-employee director during the quarter ended September 30, 2026, the reporting person was granted non-statutory stock options to purchase 3,766 shares of common stock under the Plan pursuant to the issuer's non-employee director compensation policy. These non-statutory stock options were immediately vested and exercisable on the grant date.

Footnotes are reproduced as plain text from the current source filing. For the full context, read the original SEC filing.

This record was updated Eastern Time. This is the stored record update time, not the transaction date. Report a correction.