Highest-materiality recent filing
Board appointed Michael Schrøder, 51, as Interim CFO effective November 1, 2026; he also becomes principal financial officer of LiqTech International, Inc.
LiqTech CFO/COO Kowalczyk to resign effective Nov 30, 2026
David Noerby Foss Kowalczyk, Chief Financial and Operating Officer, notified company of resignation on Aug 31, 2026.
LiqTech receives Nasdaq deficiency notice for bid price below $1.00
Received Nasdaq notice on July 21, 2026 for failing minimum bid price rule (closing bid <$1.00 for 30 consecutive business days).
LiqTech closes $20M public offering of 20M shares at $1.00; proceeds to retire $4.1M debt
Offered 20,000,000 shares at $1.00/share; underwriter has 45-day option for 3,000,000 additional shares.
LiqTech to convert $3M of $6M debt to equity, pay $3M cash in restructuring
LiqTech enters Debt Cancellation Agreement to extinguish $6M senior notes; $3M converted to common stock at offering price.
Sold $1.1M aggregate principal of 9.09% original discount notes for $1M to affiliates of Bleichroeder L.P. and Laurence W. Lytton.
LiqTech appoints Robert Wowk to Board of Directors, effective March 1, 2026
Board expanded from five to six members; Wowk fills the newly created vacancy.
LiqTech shareholders approve 1.5M share increase to 2022 equity plan; all directors elected
Stockholders approved amendment to 2022 Equity Incentive Plan, increasing authorized shares from 1,000,000 to 2,500,000.
LiqTech appoints David Kowalczyk as CFO and COO; interim CFO Price to step down March 1
David Kowalczyk appointed CFO and COO effective March 1, 2025; base salary DKK 2M (~$280K) plus up to 60% bonus and RSU program.
LiqTech annual meeting elects directors, approves share issuance for second closing
All five director nominees elected: Buehler, Chen, Boswell, Meeusen, Kunz; votes for ranged from 2.93M to 3.28M.
LiqTech raises up to $10M via equity and warrant offering; first tranche closed for $1.2M
Issued 3.63M shares, 1.37M pre-funded warrants, and 5M warrants at $2.00 per unit.
LiqTech CFO Simon Stadil resigns effective April 10, 2024
Simon Stadil resigns as CFO of LiqTech International, effective April 10, 2024.
LiqTech International increases authorized common shares from 12.5M to 50M after shareholder vote
Stockholders approved amendment to increase authorized common shares from 12.5M to 50M (votes: 3,613,063 for, 267,823 against).
LiqTech extends $6M note maturity to Jan 2026; issues 531,250 warrants at $5.20
Maturity of $6M senior promissory notes extended from June 2024 to January 1, 2026.
LiqTech Chairman Mark Vernon retires; Alex Buehler appointed Chairman, Martin Kunz new director
Mark Vernon resigns as Chairman and Director after 10+ years; no disagreement with company.
LiqTech International effects 1-for-8 reverse stock split to regain NASDAQ compliance
Reverse stock split at 1-for-8 effective May 26, 2023; outstanding shares reduced from ~45.3M to ~5.66M.
LiqTech shareholders elect directors, ratify auditor, approve 2022 equity plan at annual meeting
All five director nominees (Mark Vernon, Alexander Buehler, Peyton Boswell, Richard Meeusen, Fei Chen) were elected.
Exclusive 3-year agreement for LiqTech's CFUF systems in 15 Middle East, Africa, Asia countries for produced water re-injection.
LiqTech warns $3-4M orders at risk; CEO Fei Chen starts Sept 12
Fei Chen began as CEO on Sept 12, 2022; Alex Buehler stepped down as interim CEO but remains on board.
LiqTech appoints Fei Chen as CEO effective Nov 1, 2022; interim CEO Buehler returns to board
Fei Chen named President & CEO effective on or before Nov 1, 2022; also joins board on start date.
LiqTech amends interim CEO's restricted stock grant pricing date to May 13-June 2 average
Compensation committee approved amendment to interim CEO Alexander J. Buehler's restricted stock grant terms.
LiqTech receives Nasdaq notice for non-compliance with $1 minimum bid price
Nasdaq notice dated June 24, 2022 for 30 consecutive trading days below $1.00 closing bid.
LiqTech closes $6M senior notes & warrant private placement; repays $13.5M convertible note
Issued $6M senior notes to affiliates of Bleichroeder, 21 April Fund; warrants to buy 4.25M shares at $0.65.
LiqTech raises ~$23M in public offering of common stock and pre-funded warrants
Company sells 15,635,850 shares at $0.50 and pre-funded warrants for 30,425,000 shares at $0.499.
LiqTech withdraws Series A Preferred Stock designation; no shares outstanding
Filed Certificate of Withdrawal for Series A Convertible Preferred Stock on April 28, 2022.
Alexander Buehler appointed Interim CEO effective March 17, 2022; compensation approved March 22, 2022.
LiqTech CEO Sune Mathiesen takes medical leave; board member Alex Buehler appointed Interim CEO
CEO Sune Mathiesen began medical leave of absence effective March 17, 2022.
LiqTech appoints Simon Seidelin Stadil as CFO effective Dec 1, 2021; annual salary DKK 1.7M
CFO employment agreement signed Nov 23, 2021, with annual salary of DKK 1,700,000.
Simon Stadil named CFO; previously VP Global Finance at Welltec (~$250M revenue).
LiqTech enters 8-year lease for 8,524 sqm China factory; base rent RMB 30/sqm
8-year lease (2021–2029) for 8,524.67 sqm facility in Taicang, Jiangsu, China; used for filtration product manufacturing and warehousing.
LiqTech exchanges 500,000 common shares for prefunded warrants with two shareholders
Entered exchange agreements to swap 500,000 common shares for prefunded warrants exercisable at $0.001/share.
On September 30, 2026, the board of directors of the Company appointed Michael Schrøder as Interim Chief Financial Officer of the Company, effective November 1, 2026.
On January 30, 2025, Phillip Massie Price and the Company mutually agreed that Mr. Price shall step down as Interim Chief Financial Officer of the Company, effective as of March 1, 2025, in connection with the appointment of Mr. Kowalczyk as Chief Financial Officer and Chief Operating Officer.
On January 27, 2025, the board of directors (the “ Board ”) of Liqtech International, Inc. a Nevada corporation (the “ Company ”) appointed David Kowalczyk as Chief Financial Officer and Chief Operating Officer of the Company, effective March 1, 2025.
On January 10, 2024, Simon Stadil tendered his resignation as Chief Financial Officer of LiqTech International, Inc. (the " Company "), effective as of April 10, 2024.
On June 23, 2023, Mark Vernon notified LiqTech International, Inc. (the “Company”), that he was resigning as the Chairman of the Board of Directors of the Company (the “Board”), as the Chairman of the Board’s Governance and Nominating Committee, and as a member of the Board, effective immediately.
On June 23, 2023, the Board appointed Martin Kunz as an independent director of the Company, effective immediately
On June 23, 2023, the Board appointed Alexander Buehler as the Chairman of the Board and the Chairman of the Board’s Governance and Nominating Committee of the Company, effective immediately
Mr. Buehler has stepped down as Interim CEO effective upon Ms. Chen’s assumption of the role
Fei Chen has begun her role as Chief Executive Officer of the Company starting on September 12, 2022.
Alexander J. Buehler will step down from his position as Interim Chief Executive Officer but will continue to serve the Company as a director.
Ms. Chen has also been appointed to serve as a member of the board of directors of the Company, effective upon her assumption of the Chief Executive Officer position.
the appointment of Fei Chen to serve as Chief Executive Officer of the Company, effective on or before November 1, 2022.
Max materiality 0.80 · Median 0.50 · Most common event leadership