SEC Form 4 · Updated Daily
LIQT
— LIQTECH INTERNATIONAL, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Bleichroeder LP | 10%+ Owner | 6,882,239 | 2026-06-08 | J |
| Sune Mathiesen | Director · Officer | 4,054,782 | 2015-04-01 | A |
| Pessin Brian L. | 10%+ Owner | 3,510,869 | 2017-05-12 | — |
| PESSIN NORMAN H | 10%+ Owner | 3,510,869 | 2017-05-12 | — |
| PESSIN SANDRA F | 10%+ Owner | 3,510,869 | 2017-05-12 | — |
| PETERSEN ALDO | Director | 3,288,541 | 2014-08-15 | P |
| LYTTON LAURENCE W | 10%+ Owner | 2,926,957 | 2022-05-13 | P |
| ANDREASSEN LASSE | Director | 2,741,888 | 2013-10-07 | M |
| AWM Investment Company, Inc. | 10%+ Owner | 2,093,290 | 2019-11-14 | S |
| Barish Michael S | Director | 1,800,336 | 2015-07-01 | A |
| Persh Neil | 10%+ Owner | 1,299,792 | 2011-08-24 | — |
| DAVIS JASON D | Officer | 1,125,000 | 2009-08-18 | — |
| Nemelka David Nephi Jr. | Reporting Owner | 935,617 | 2012-06-25 | S |
| VERNON MARK | Director | 917,093 | 2023-01-03 | A |
| SONNELAND MICHAEL | Director | 539,239 | 2012-04-11 | P |
| DEGN SOREN | Officer | 475,932 | 2013-12-20 | S |
| BUEHLER ALEXANDER J | Director · Officer | 467,623 | 2025-01-07 | A |
| Chen Fei | Director · Officer | 417,898 | 2026-01-03 | F |
| Burgon Paul | Director | 235,396 | 2017-01-02 | A |
| Nemelka John Fritzen | Director | 215,333 | 2013-04-19 | A |
| DEBELAK DONALD S | Officer | 214,745 | 2015-08-17 | P |
| Boswell Peyton | Director | 171,305 | 2026-06-05 | P |
| Stadil Simon Seidelin | Officer | 141,744 | 2024-01-03 | F |
| Leifland Peter | Director | 100,000 | 2019-03-11 | A |
| Gay Joel | Director | 100,000 | 2018-11-01 | — |
| RAMESH RENGARAJAN | Director | 100,000 | 2015-04-13 | — |
| Kowalczyk David | Officer | 94,368 | 2025-12-19 | A |
| MEEUSEN RICHARD A | Director | 67,281 | 2025-01-07 | A |
| Wowk Robert | Director | 50,000 | 2026-06-05 | P |
| Kunz Martin | Director | 48,918 | 2025-01-07 | A |
| KROMMENHOEK ADAM R | Reporting Owner | 20,000 | 2011-08-24 | U |
| TATTERSALL GORDON MCKAY | Director | 20,000 | 2011-08-24 | U |
| Laursen Henrik | Officer | 15,000 | 2015-04-01 | — |
| Price Phillip Massie | Officer | 13,748 | 2024-05-06 | A |
| Toftegaard Claus | Officer | 1,500 | 2019-08-26 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-06-08 | Bleichroeder LP | J | 3,000,000 | $1.00 | 6,882,239 |
| 2026-06-05 | Boswell Peyton | Open-market buy | 50,000 | $1.00 | 171,305 |
| 2026-06-05 | Bleichroeder LP | Open-market buy | 700,000 | $1.00 | 3,882,239 |
| 2026-06-05 | Wowk Robert | Open-market buy | 50,000 | $1.00 | 50,000 |
| 2026-01-03 | Kowalczyk David | Tax withholding | 5,589 | $1.49 | 88,779 |
| 2026-01-03 | Chen Fei | Tax withholding | 67,860 | $1.49 | 417,898 |
| 2025-12-19 | Kowalczyk David | Grant / award | 94,368 | $0.00 | 94,368 |
| 2025-09-12 | Chen Fei | Tax withholding | 13,021 | $2.34 | 498,593 |
| 2025-03-26 | Bleichroeder LP | J (derivative) | 531,250 | — | 531,250 |
| 2025-03-26 | Bleichroeder LP | J (derivative) | 531,250 | — | 0 |
| 2025-01-07 | MEEUSEN RICHARD A | Grant / award | 29,294 | $0.00 | 67,281 |
| 2025-01-07 | Kunz Martin | Grant / award | 26,516 | $0.00 | 48,918 |
| 2025-01-07 | Chen Fei | Grant / award | 201,335 | $0.00 | 511,614 |
| 2025-01-07 | Boswell Peyton | Grant / award | 28,158 | $0.00 | 121,305 |
| 2025-01-07 | BUEHLER ALEXANDER J | Grant / award | 53,030 | $0.00 | 467,623 |
| 2025-01-03 | Chen Fei | Tax withholding | 28,394 | $1.87 | 310,279 |
| 2024-11-12 | Bleichroeder LP | — | — | — | 3,182,239 |
| 2024-05-06 | Price Phillip Massie | Grant / award | 13,748 | $0.00 | 13,748 |
| 2024-01-03 | BUEHLER ALEXANDER J | Grant / award | 20,940 | $0.00 | 414,593 |
| 2024-01-03 | MEEUSEN RICHARD A | Grant / award | 10,470 | $0.00 | 37,987 |
| 2024-01-03 | Boswell Peyton | Grant / award | 10,470 | $0.00 | 93,147 |
| 2024-01-03 | Chen Fei | Grant / award | 106,681 | $0.00 | 338,673 |
| 2024-01-03 | Kunz Martin | Grant / award | 10,470 | $0.00 | 22,402 |
| 2024-01-03 | Stadil Simon Seidelin | Grant / award | 38,405 | $0.00 | 158,907 |
| 2024-01-03 | Chen Fei | Tax withholding | 12,835 | $3.51 | 325,838 |
| 2024-01-03 | Stadil Simon Seidelin | Tax withholding | 17,163 | $3.51 | 141,744 |
| 2023-12-04 | Stadil Simon Seidelin | Open-market sale | 14,438 | $3.23 | 120,504 |
| 2023-11-30 | Stadil Simon Seidelin | Open-market sale | 562 | $3.40 | 134,942 |
| 2023-11-21 | Stadil Simon Seidelin | Open-market sale | 3,100 | $3.57 | 135,504 |
| 2023-11-15 | Stadil Simon Seidelin | Open-market sale | 4,100 | $3.89 | 138,604 |
| 2023-11-13 | Stadil Simon Seidelin | Open-market sale | 2,800 | $3.82 | 142,704 |
| 2023-06-23 | Kunz Martin | Grant / award | 11,932 | $0.00 | 11,932 |
| 2023-06-14 | Chen Fei | Open-market buy | 2,784 | $3.87 | 231,992 |
| 2023-06-14 | Chen Fei | Open-market buy | 8,000 | $3.96 | 229,208 |
| 2023-05-26 | Chen Fei | Open-market buy | 22,000 | $3.20 | 221,208 |
| 2023-01-03 | Boswell Peyton | Grant / award | 98,000 | $0.00 | 661,400 |
| 2023-01-03 | VERNON MARK | Grant / award | 196,000 | $0.00 | 917,093 |
| 2023-01-03 | Stadil Simon Seidelin | Grant / award | 348,718 | $0.00 | 1,164,012 |
| 2023-01-03 | Chen Fei | Grant / award | 968,661 | $0.00 | 1,593,661 |
| 2023-01-03 | Boswell Peyton | Grant / award | 98,000 | $0.00 | 661,400 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.