David J. Douglas - 11 Aug 2026 Form 4 Insider Report for Koil Energy Solutions, Inc. (KLNG)

Reporting relationship: Director, 10%+ Owner
Issuer ticker: KLNG
Reported as of: 11 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Aug 2026, 16:29:16 UTC
Prior SEC filing: 19 May 2026
Next SEC filing: 19 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ David J. Douglas

Key filing fact

David J. Douglas filed Form 4 for Koil Energy Solutions, Inc. (KLNG) on 17 Aug 2026.

Key facts

This page summarizes David J. Douglas's Form 4 filing for Koil Energy Solutions, Inc. (KLNG).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 17 Aug 2026, 16:29.

Change

Previous filing in this sequence was filed on 19 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001774924 Primary reporting owner

Douglas David J.

Relationship: Director, 10%+ Owner
Address: 1310 RANKIN ROAD, HOUSTON
Signature: /s/ David J. Douglas
Signature date: 17 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

KLNG transaction

Common Stock

Options Exercise

Transaction value
Shares: +50,000
Change %: +3.3%
Price: $0.7200^*
Shares after: 1,584,091
Date: 11 Aug 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

KLNG transaction Derivative

Stock Option

Options Exercise

Transaction value
Shares: -50,000
Change %: -20%
Price: $0.7200^*
Shares after: 200,000
Date: 11 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 50,000
Exercise price: $0.7200
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Stock options subject to the Optionee's continuous service as a director through such date, twenty-five percent of the Shares on each of August 31, 2021, November 30, 2021, February 28, 2022 and May 31, 2022.