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United States Professional & Commercial Services

LiqTech International Inc (LIQT)

Track

In the last 90 days, LiqTech International Inc. saw one insider transaction, a significant buy of $700,000 by Bleichroder LP. This contrasts with earlier periods showing mixed activity, including sales by Simon Seidelin and buys by CEO Fei. The stock has experienced a notable price decline over the past 90 days.
Stock chart
Ticker: LIQT Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Bleichroeder LP
1 purchase — total 100,000 USD
Buy 5 Jun 2026
Value US$1,887,986.77 | Price 143.93 | Shares 80,285
Proposed sale 3 Jun 2024
Value US$1,653,943.65 | Price 258.34 | Shares 97,834
Sale 4 Dec 2023
Value US$46,657.84 | Price 3.23 | Shares 14,438
Sale 30 Nov 2023
Value US$1,910.80 | Price 3.40 | Shares 562
Sale 21 Nov 2023
Value US$11,072.27 | Price 3.57 | Shares 3,100
Sale 15 Nov 2023
Value US$15,939.98 | Price 3.89 | Shares 4,100
Sale 13 Nov 2023
Value US$10,699.92 | Price 3.82 | Shares 2,800
Proposed sale 10 Nov 2023
Value US$97,500.00 | Price 3.90 | Shares 25,000
Buy 14 Jun 2023
Value US$10,774.08 | Price 3.87 | Shares 2,784
Buy 14 Jun 2023
Value US$31,680.00 | Price 3.96 | Shares 8,000
Buy 26 May 2023
Value US$70,400.00 | Price 3.20 | Shares 22,000
Buy 19 May 2022
Value US$52,250.00 | Price 0.55 | Shares 95,000
Buy 18 May 2022
Value US$50,505.00 | Price 0.52 | Shares 97,125
Buy 17 May 2022
Value US$250,000.00 | Price 0.50 | Shares 500,000
Buy 17 May 2022
Value US$250,000.00 | Price 0.50 | Shares 500,000
Buy 17 May 2022
Value US$1,000,000.00 | Price 0.50 | Shares 2,000,000
Buy 17 May 2022
Value US$40,000.00 | Price 0.50 | Shares 80,000
Buy 13 May 2022
Value US$687,500.00 | Price 0.50 | Shares 1,375,000
Buy 25 Jan 2022
Value US$544.00 | Price 5.44 | Shares 100
Buy 24 Jan 2022
Value US$84,251.66 | Price 5.24 | Shares 16,089
Buy 21 Jan 2022
Value US$108,000.00 | Price 5.40 | Shares 20,000
Buy 4 Jan 2022
Value US$64,855.00 | Price 5.95 | Shares 10,900
Buy 3 Jan 2022
Value US$76,070.75 | Price 5.95 | Shares 12,785
Buy 22 Dec 2021
Value US$77,909.96 | Price 5.16 | Shares 15,100
Buy 21 Dec 2021
Value US$226,320.18 | Price 5.04 | Shares 44,895
Buy 20 Dec 2021
Value US$102,991.21 | Price 4.88 | Shares 21,100
Buy 2 Dec 2021
Value US$48,900.00 | Price 4.89 | Shares 10,000
Buy 16 Apr 2021
Value US$39,350.00 | Price 7.87 | Shares 5,000
Buy 13 Nov 2020
Value US$20,520.00 | Price 6.84 | Shares 3,000
Buy 19 Nov 2019
Value US$57,375.00 | Price 4.59 | Shares 12,500
Buy 18 Nov 2019
Value US$93,200.00 | Price 4.66 | Shares 20,000
Sale 14 Nov 2019
Value US$257,135.00 | Price 5.14 | Shares 50,000
Sale 14 Nov 2019
Value US$394,336.00 | Price 4.93 | Shares 80,000
Buy 26 Aug 2019
Value US$15,000,000.00 | Price 10,000.00 | Shares 1,500
Buy 17 Aug 2015
Value US$7,439.00 | Price 0.74 | Shares 10,000
Buy 15 Aug 2014
Value US$38,750.00 | Price 1.55 | Shares 25,000
Sale 24 Dec 2013
Value US$104,323.68 | Price 2.12 | Shares 49,200
Sale 23 Dec 2013
Value US$42,620.00 | Price 2.13 | Shares 20,000
Sale 20 Dec 2013
Value US$8,840.00 | Price 2.21 | Shares 4,000
Sale 19 Dec 2013
Value US$47,254.80 | Price 2.23 | Shares 21,200
Sale 18 Dec 2013
Value US$35,229.26 | Price 2.23 | Shares 15,800
Sale 17 Dec 2013
Value US$33,195.00 | Price 2.21 | Shares 15,000
Sale 16 Dec 2013
Value US$37,808.00 | Price 2.36 | Shares 16,000
Sale 13 Dec 2013
Value US$70,680.00 | Price 2.36 | Shares 30,000
Sale 12 Dec 2013
Value US$68,411.00 | Price 2.36 | Shares 29,000
Sale 8 Oct 2013
Value US$2,025,000.00 | Price 2.70 | Shares 750,000
Buy 5 Sep 2012
Value US$4,471.20 | Price 2.16 | Shares 2,070
Buy 31 Aug 2012
Value US$15,762.00 | Price 2.13 | Shares 7,400
Buy 31 Aug 2012
Value US$4,466.00 | Price 2.03 | Shares 2,200
Sale 25 Jun 2012
Value US$3,518,900.00 | Price 1.75 | Shares 2,010,800
Buy 22 Jun 2012
Value US$1,423,050.00 | Price 2.65 | Shares 537,000
Buy 18 Apr 2012
Value US$28,900.00 | Price 2.89 | Shares 10,000
Buy 11 Apr 2012
Value US$89,226.62 | Price 2.13 | Shares 41,989
Sale 21 Dec 2011
Value US$524,000.00 | Price 2.00 | Shares 262,000
Sale 21 Dec 2011
Value US$340,000.00 | Price 2.00 | Shares 170,000
Buy 16 Dec 2011
Value US$27,000.00 | Price 3.60 | Shares 7,500
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-06-09 2026-06-05 B Purchase
3.0
Bleichroeder LP
Large shareholder
80,285 +17.2%
143.93
US$1,887,987 		80,285 +17.2% 143.93 US$1,887,987
2024-05-24 2024-06-03 PrS Proposed sale
2.3
Stadil Simon Seidelin

Former Officer

Officer
97,834
258.34
US$1,653,944 		97,834 258.34 US$1,653,944
2023-12-04 2023-12-04 S Sale
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
77,721 -7.4%
235.28
US$3,985,658 		77,721 -7.4% 235.28 US$3,985,658
2023-12-04 2023-11-30 S Sale
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
562 -0.4%
3.40
US$1,911 		562 -0.4% 3.40 US$1,911
2023-11-24 2023-11-21 S Sale
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
3,100 -2.2%
3.57
US$11,072 		3,100 -2.2% 3.57 US$11,072
2023-11-15 2023-11-15 S Sale
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
4,100 -2.9%
3.89
US$15,940 		4,100 -2.9% 3.89 US$15,940
2023-11-15 2023-11-13 S Sale
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
2,800 -1.9%
3.82
US$10,700 		2,800 -1.9% 3.82 US$10,700
2023-11-14 2023-11-10 PrS Proposed sale
2.3
Stadil Simon Seidelin

Officer

Officer
25,000
3.90
US$97,500 		25,000 3.90 US$97,500
2023-09-05 2023-06-14 B Purchase
2.4
Chen Fei

Chief Executive Officer

Executive Director
2,784 +1.2%
3.87
US$10,774 		2,784 +1.2% 3.87 US$10,774
2023-09-05 2023-06-14 B Purchase
2.4
Chen Fei

Chief Executive Officer

Executive Director
8,000 +3.6%
3.96
US$31,680 		8,000 +3.6% 3.96 US$31,680
2023-09-05 2023-05-26 B Purchase
2.4
Chen Fei

Chief Executive Officer

Executive Director
22,000 +11.0%
3.20
US$70,400 		22,000 +11.0% 3.20 US$70,400
2022-05-20 2022-05-19 B Purchase
3.6
MEEUSEN RICHARD A
Non-Executive Director
95,000 +75.9%
0.55
US$52,250 		95,000 +75.9% 0.55 US$52,250
2022-05-20 2022-05-18 B Purchase
3.6
MEEUSEN RICHARD A
Non-Executive Director
97,125 +346.9%
0.52
US$50,505 		97,125 +346.9% 0.52 US$50,505
2022-05-19 2022-05-17 B Purchase
2.5
Boswell Peyton
Non-Executive Director
500,000 +788.6%
0.50
US$250,000 		500,000 +788.6% 0.50 US$250,000
2022-05-19 2022-05-17 B Purchase
2.3
VERNON MARK
Non-Executive Director
500,000 +226.1%
0.50
US$250,000 		500,000 +226.1% 0.50 US$250,000
2022-05-19 2022-05-17 B Purchase
1.8
BUEHLER ALEXANDER J

Interim CEO

Executive Director
2,000,000 +5571.0%
0.50
US$1,000,000 		2,000,000 +5571.0% 0.50 US$1,000,000
2022-05-19 2022-05-17 B Purchase
2.3
Stadil Simon Seidelin

Chief Financial Officer

Officer
80,000 +inf%
0.50
US$40,000 		80,000 +inf% 0.50 US$40,000
2022-05-13 2022-05-13 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
1,375,000 +88.6%
0.50
US$687,500 		1,375,000 +88.6% 0.50 US$687,500
2022-01-25 2022-01-25 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
100 +0.0%
5.44
US$544 		100 +0.0% 5.44 US$544
2022-01-25 2022-01-24 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
16,089 +1.0%
5.24
US$84,252 		16,089 +1.0% 5.24 US$84,252
2022-01-25 2022-01-21 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
20,000 +1.3%
5.40
US$108,000 		20,000 +1.3% 5.40 US$108,000
2022-01-05 2022-01-04 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
10,900 +0.7%
5.95
US$64,855 		10,900 +0.7% 5.95 US$64,855
2022-01-05 2022-01-03 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
12,785 +0.9%
5.95
US$76,071 		12,785 +0.9% 5.95 US$76,071
2021-12-22 2021-12-22 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
15,100 +1.0%
5.16
US$77,910 		15,100 +1.0% 5.16 US$77,910
2021-12-22 2021-12-21 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
44,895 +3.1%
5.04
US$226,320 		44,895 +3.1% 5.04 US$226,320
2021-12-22 2021-12-20 B Purchase
3.3
LYTTON LAURENCE W
Large shareholder
21,100 +1.5%
4.88
US$102,991 		21,100 +1.5% 4.88 US$102,991
2021-12-06 2021-12-02 B Purchase
2.5
Boswell Peyton
Non-Executive Director
10,000 +21.2%
4.89
US$48,900 		10,000 +21.2% 4.89 US$48,900
2021-04-27 2021-04-16 B Purchase
2.5
Boswell Peyton
Non-Executive Director
5,000 +11.9%
7.87
US$39,350 		5,000 +11.9% 7.87 US$39,350
2020-11-16 2020-11-13 B Purchase
3.6
MEEUSEN RICHARD A
Non-Executive Director
3,000 +12.0%
6.84
US$20,520 		3,000 +12.0% 6.84 US$20,520
2019-11-20 2019-11-19 B Purchase
2.5
Boswell Peyton
12,500 +12.5%
4.59
US$57,375 		12,500 +12.5% 4.59 US$57,375
2019-11-19 2019-11-18 B Purchase
2.3
VERNON MARK
Non-Executive Director
20,000 +11.9%
4.66
US$93,200 		20,000 +11.9% 4.66 US$93,200
2019-11-15 2019-11-14 S Sale
3.3
AWM Investment Company, Inc.
Large shareholder
50,000 -2.4%
5.14
US$257,135 		50,000 -2.4% 5.14 US$257,135
2019-11-15 2019-11-14 S Sale
3.3
AWM Investment Company, Inc.
Large shareholder
80,000 -3.7%
4.93
US$394,336 		80,000 -3.7% 4.93 US$394,336
2019-09-12 2019-08-26 B Purchase
Toftegaard Claus

Chief Financial Officer
1,500 +inf%
10,000.00
US$15,000,000 		1,500 +inf% 10,000.00 US$15,000,000
2015-08-19 2015-08-17 B Purchase DEBELAK DONALD S

President, Liqtech NA

Officer
10,000 +4.9%
0.74
US$7,439 		10,000 +4.9% 0.74 US$7,439
2014-08-15 2014-08-15 B Purchase PETERSEN ALDO Non-Executive Director
25,000 +0.8%
1.55
US$38,750 		25,000 +0.8% 1.55 US$38,750
2013-12-24 2013-12-24 S Sale DEGN SOREN

Chief Financial Officer

Officer
49,200 -10.8%
2.12
US$104,324 		49,200 -10.8% 2.12 US$104,324
2013-12-24 2013-12-23 S Sale
3.3
DEGN SOREN

Chief Financial Officer

Officer
20,000 -4.2%
2.13
US$42,620 		20,000 -4.2% 2.13 US$42,620
2013-12-24 2013-12-20 S Sale DEGN SOREN

Chief Financial Officer

Officer
4,000 -0.8%
2.21
US$8,840 		4,000 -0.8% 2.21 US$8,840
2013-12-19 2013-12-19 S Sale
3.3
DEGN SOREN

Chief Financial Officer

Officer
21,200 -4.2%
2.23
US$47,255 		21,200 -4.2% 2.23 US$47,255
2013-12-19 2013-12-18 S Sale DEGN SOREN

Chief Financial Officer

Officer
15,800 -3.1%
2.23
US$35,229 		15,800 -3.1% 2.23 US$35,229
2013-12-19 2013-12-17 S Sale
3.3
DEGN SOREN

Chief Financial Officer

Officer
15,000 -2.8%
2.21
US$33,195 		15,000 -2.8% 2.21 US$33,195
2013-12-16 2013-12-16 S Sale DEGN SOREN

Chief Financial Officer

Officer
16,000 -2.9%
2.36
US$37,808 		16,000 -2.9% 2.36 US$37,808
2013-12-16 2013-12-13 S Sale DEGN SOREN

Chief Financial Officer

Officer
30,000 -5.2%
2.36
US$70,680 		30,000 -5.2% 2.36 US$70,680
2013-12-16 2013-12-12 S Sale DEGN SOREN

Chief Financial Officer

Officer
29,000 -4.8%
2.36
US$68,411 		29,000 -4.8% 2.36 US$68,411
2013-10-08 2013-10-08 S Sale
1.9
PETERSEN ALDO
Non-Executive Director
750,000 -19.7%
2.70
US$2,025,000 		750,000 -19.7% 2.70 US$2,025,000
2012-09-06 2012-09-05 B Purchase Burgon Paul Non-Executive Director
2,070 +12.1%
2.16
US$4,471 		2,070 +12.1% 2.16 US$4,471
2012-09-06 2012-08-31 B Purchase Burgon Paul Non-Executive Director
7,400 +76.3%
2.13
US$15,762 		7,400 +76.3% 2.13 US$15,762
2012-09-06 2012-08-31 B Purchase Burgon Paul Non-Executive Director
2,200 +29.3%
2.03
US$4,466 		2,200 +29.3% 2.03 US$4,466
2012-06-26 2012-06-25 S Sale Nemelka David Nephi Jr. Large shareholder
2,010,800 -68.2%
1.75
US$3,518,900 		2,010,800 -68.2% 1.75 US$3,518,900
2012-06-26 2012-06-22 B Purchase ANDREASSEN LASSE

Chief Executive Officer

Executive Director
537,000 +28.6%
2.65
US$1,423,050 		537,000 +28.6% 2.65 US$1,423,050
2012-04-19 2012-04-18 B Purchase
1.9
PETERSEN ALDO
Non-Executive Director Large shareholder
10,000 +0.3%
2.89
US$28,900 		10,000 +0.3% 2.89 US$28,900
2012-04-13 2012-04-11 B Purchase SONNELAND MICHAEL Non-Executive Director
41,989 +8.4%
2.13
US$89,227 		41,989 +8.4% 2.13 US$89,227
2011-12-23 2011-12-21 S Sale
3.3
DEGN SOREN

Chief Financial Officer

Officer
262,000 -69.9%
2.00
US$524,000 		262,000 -69.9% 2.00 US$524,000
2011-12-23 2011-12-21 S Sale
3.3
DEGN SOREN

Chief Financial Officer

Officer
170,000 -45.3%
2.00
US$340,000 		170,000 -45.3% 2.00 US$340,000
2011-12-19 2011-12-16 B Purchase
1.3
Burgon Paul
Non-Executive Director
7,500 +inf%
3.60
US$27,000 		7,500 +inf% 3.60 US$27,000
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