LIQTECH INTERNATIONAL INC (LIQT)
Data as of , from SEC Form 4 filings.
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About LIQTECH INTERNATIONAL INC (LIQT)
LiqTech International Inc is a clean technology company which provides technology for gas and liquid purification by manufacturing ceramic silicon carbide filters. The company is renowned in three business areas: ceramic membranes and membrane incorporated liquid filtration systems, ceramic diesel particulate filters (DPFs) to control soot exhaust particles and black carbon emission from diesel engines, and plastic components for usage across various industries. The company's product portfolio consists of ceramic silicon membranes for liquid filtration, diesel particulate filters, Hybrid Technology Membranes and others. The Company operates through three reportable segments: Systems and Aftermarket, Filters and Membranes, and Components.
- BALLERUP, G7
- 92
- 2010
- Nasdaq
LIQT Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market purchase | 2 | 100,000 | $100K |
LIQT insider transactions (Form 4)
54 Form 4 filings on record, the earliest from Sep 12, 2025, newest first.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Peyton Boswell - Director | Open-market purchase | Common Stock | 50,000 | $1.00 | $50K | |
| Robert Wowk - Director | Open-market purchase | Common Stock | 50,000 | $1.00 | $50K | |
| Bleichroeder LP - 10% Owner | Open-market purchase | Common Stock | 700,000 | $1.00 | $700K | |
| Bleichroeder LP - 10% Owner | Other | Common Stock | 3,000,000 | $1.00 | $3.00M | |
 Fei Chen - Officer | Tax withholding / forfeiture | Common Stock | 13,021 | $2.34 | $30K |
LIQT insider trading FAQ
What is the latest insider trade for LIQT?
LIQTECH INTERNATIONAL INC (LIQT) had 2 insider filings in the last 90 days, with the most recent on 22 October 2026. The full record for LIQT runs to 4 Form 4 filings, the earliest from 12 September 2025. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying LIQT stock?
2 insider purchases of LIQT were filed in the last 90 days, totaling $100K.
How many insiders are selling LIQT stock?
No insider sales of LIQT were filed in the last 90 days.
Where can I see LIQT SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects LIQT Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Industrials companies with insider activity
Recent insider filings
4The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Peyton Boswell view on EDGAR
- - Robert Wowk view on EDGAR
- - Bleichroeder LP view on EDGAR
- - Fei Chen view on EDGAR
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Learn more
- How to read insider buying signals
- What an open-market purchase by an insider can and cannot tell you.
- Insider activity in Industrials
- Where LIQT's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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