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Form 8-K

sec.gov

8-K — LIQTECH INTERNATIONAL INC

Accession: 0001437749-26-029823

Filed: 2026-09-08

Period: 2026-08-31

CIK: 0001307579

SIC: 3590 (MISC INDUSTRIAL & COMMERCIAL MACHINERY & EQUIPMENT)

Item: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

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8-K — liqt20260904_8k.htm (Primary)

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2026-08-31

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 31, 2026

LiqTech International, Inc.

(Exact name of registrant as specified in charter)

Nevada

001-36210

20-1431677

(State or other jurisdiction

of incorporation)

(Commission File Number)

(IRS Employer

Identification No.)

Industriparken 22C, 2750 Ballerup,

Denmark

(Address of principal executive offices)

+4544986000

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading symbol(s)

Name of each exchange on which

registered

Common Stock, $0.001 par value

LIQT

The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On August 31, 2026, David Noerby Foss Kowalczyk, the Chief Financial and Operating Officer of LiqTech International, Inc. (the “Company”), notified the Company of his intention to resign effective November 30, 2026. Mr. Kowalczyk’s departure is not the result of any disagreement between Mr. Kowalczyk and the Company on any matter relating to the Company’s operations, policies or practices.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Current Report on Form 8-K to be signed on its behalf by the undersigned hereunto duly authorized.

LIQTECH INTERNATIONAL, INC.

Date: September 8, 2026

/s/ Fei Chen

Fei Chen

Chief Executive Officer

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