United States Machinery, Equipment & Components

Clearsign Technologies Corp (Pre-Reincorporation) (CLIR)

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Clearsign Technologies Corp recorded one significant purchase of 500,000 shares by John M. Pasquesi on July 22, 2026, totaling $1.77 million. This activity follows the company's August 14 results financiers, where it outperformed expectations by 12%. The stock currently trades near its 52-week low, reflecting a 4.4% price increase over the past quarter.
Ticker: CLIR Exchange: NAS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Clearsign Technologies Corp (Pre-Reincorporation). Upgrade to see score, net flow, insiders and the full signal context.

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Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.6
PASQUESI JOHN M Large shareholder
Transaction date
Purchase
Price
479.67
Quantity 42,253 +22.9%
Value US$4,752,169
1.8
Silva Gil Todd Non-Executive Director
Transaction date
Purchase
Price
69.04
Quantity 47,355 +36.0%
Value US$1,300,498
1.8
Silva Gil Todd Non-Executive Director
Transaction date
Purchase
Price
476.20
Quantity 44,562 -48.4%
Value US$1,224,746
1.8
Silva Gil Todd Non-Executive Director
Transaction date
Purchase
Price
4.20
Quantity 2,000 +100.0%
Value US$8,400
1.8
Silva Gil Todd Non-Executive Director
Transaction date
Purchase
Price
4.36
Quantity 2,000 +inf%
Value US$8,710
1.2
HOFFMAN Robert Thurston Sr Non-Executive Director Large shareholder
Transaction date
Purchase
Price
0.00
Quantity 0
Value US$0
1.2
HOFFMAN Robert Thurston Sr Non-Executive Director Large shareholder
Transaction date
Purchase
Price
1.11
Quantity 1,591,594 +26.6%
Value US$1,766,669
3.0
Pate Bruce Alan Non-Executive Director
Transaction date
Purchase
Price
1.12
Quantity 45,000 +42.9%
Value US$50,400
Meline Susanne Non-Executive Director
Transaction date
Purchase
Price
2.00
Quantity 5,000 +10.2%
Value US$10,000
3.0
Pate Bruce Alan Non-Executive Director
Transaction date
Purchase
Price
2.00
Quantity 35,000 +50.0%
Value US$70,000
3.0
Pate Bruce Alan
Transaction date
Purchase
Price
1.01
Quantity 100,000 +inf%
Value US$101,240
2.3
Kendrick Donald W Chief Technology Officer Officer
Transaction date
Purchase
Price
0.94
Quantity 5,000 +19.5%
Value US$4,700
2.3
Kendrick Donald W Chief Technology Officer Officer
Transaction date
Purchase
Price
0.94
Quantity 5,000 +12.7%
Value US$4,700
Kendrick Donald W Chief Technology Officer Officer
Transaction date
Purchase
Price
1.14
Quantity 10,000 +34.2%
Value US$11,400
PIRNAT STEPHEN E Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.25
Quantity 10,000 +9.6%
Value US$22,500
BELL LON E Non-Executive Director
Transaction date
Purchase
Price
2.25
Quantity 111,000 +45.6%
Value US$249,750
Meline Susanne Non-Executive Director
Transaction date
Purchase
Price
2.25
Quantity 22,222 +inf%
Value US$50,000
Fike Brian Grant Interim CFO Officer
Transaction date
Purchase
Price
2.25
Quantity 1,000 +inf%
Value US$2,250
Kendrick Donald W Chief Technology Officer
Transaction date
Purchase
Price
2.13
Quantity 5,000 +24.3%
Value US$10,625
Kendrick Donald W Chief Technology Officer
Transaction date
Purchase
Price
2.89
Quantity 5,000 +32.1%
Value US$14,454
PIRNAT STEPHEN E Chief Executive Officer Executive Director
Transaction date
Purchase
Price
2.95
Quantity 1,000 +1.0%
Value US$2,945
Ruiz Roberto Chief Operating Officer
Transaction date
Purchase
Price
3.19
Quantity 1,000 +21.9%
Value US$3,190
LEE ANDREW U See Remarks
Transaction date
Purchase
Price
3.20
Quantity 1,000 +20.8%
Value US$3,195
HARMON JAMES N Chief Financial Officer Officer
Transaction date
Purchase
Price
3.96
Quantity 10,000 +166.7%
Value US$39,600
COLANNINO JOSEPH Chief Technology Officer Officer
Transaction date
Purchase
Price
3.49
Quantity 8,200 +46.7%
Value US$28,618
COLANNINO JOSEPH Chief Technology Officer Officer
Transaction date
Purchase
Price
3.36
Quantity 2,100 +13.6%
Value US$7,056
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
4.60
Quantity 10,000 -1.6%
Value US$45,951
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
4.55
Quantity 8,834 -1.4%
Value US$40,163
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
4.52
Quantity 2,885 -0.5%
Value US$13,041
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
4.91
Quantity 300 -0.0%
Value US$1,474
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
4.90
Quantity 2,981 -0.5%
Value US$14,607
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
5.01
Quantity 11,100 -1.7%
Value US$55,611
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
5.04
Quantity 14,382 -2.2%
Value US$72,537
PIRNAT STEPHEN E Chief Executive Officer Executive Director
Transaction date
Purchase
Price
5.18
Quantity 9,364 +28.9%
Value US$48,506
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
5.01
Quantity 10,000 -1.5%
Value US$50,107
PIRNAT STEPHEN E Chief Executive Officer Executive Director
Transaction date
Purchase
Price
4.99
Quantity 10,636 +48.8%
Value US$53,074
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
5.00
Quantity 10,000 -1.5%
Value US$49,998
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
7.36
Quantity 8,400 -1.2%
Value US$61,826
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
7.35
Quantity 1,600 -0.2%
Value US$11,760
BD & DBG LIVING TRUST Non-Executive Director
Transaction date
Sale
Price
6.18
Quantity 10,000 -1.4%
Value US$61,800
LEE ANDREW U See Remarks Officer
Transaction date
Purchase
Price
4.96
Quantity 3,000 +300.0%
Value US$14,866
Ruiz Roberto Sr VP - Product Development Officer
Transaction date
Purchase
Price
5.79
Quantity 2,900 +322.2%
Value US$16,803
Ruiz Roberto Sr VP - Product Development Officer
Transaction date
Purchase
Price
5.89
Quantity 5,200 +2600.0%
Value US$30,644
BELL LON E Non-Executive Director
Transaction date
Purchase
Price
5.85
Quantity 85,470 +119.0%
Value US$500,000
OSLER GEOFFREY D Chief Marketing Officer Officer
Transaction date
Sale
Price
5.85
Quantity 50,000 -10.5%
Value US$292,500
HARMON JAMES N See Remarks Officer
Transaction date
Purchase
Price
7.10
Quantity 5,400 +3.9%
Value US$38,340
BD & DBG LIVING TRUST Large shareholder
Transaction date
Planned sale
Price
8.04
Quantity 3,100 -0.3%
Value US$24,924
BD & DBG LIVING TRUST Large shareholder
Transaction date
Planned sale
Price
8.00
Quantity 66 -0.0%
Value US$528
Ruiz Roberto Sr VP - Product Development Officer
Transaction date
Purchase
Price
7.79
Quantity 900 +450.0%
Value US$7,011
RUTKOWSKI RICHARD F Chief Executive Officer Executive Director
Transaction date
Purchase
Price
5.36
Quantity 5,000 +3.0%
Value US$26,800
OSLER GEOFFREY D Chief Marketing Officer Officer
Transaction date
Sale
Price
8.15
Quantity 1,793 -0.4%
Value US$14,613
OSLER GEOFFREY D Chief Marketing Officer Officer
Transaction date
Sale
Price
8.36
Quantity 10,307 -2.1%
Value US$86,167
OSLER GEOFFREY D Chief Marketing Officer Officer
Transaction date
Sale
Price
8.38
Quantity 6,700 -1.4%
Value US$56,146
BD & DBG LIVING TRUST Large shareholder
Transaction date
Planned sale
Price
8.90
Quantity 3,800 -0.4%
Value US$33,823
OSLER GEOFFREY D Chief Marketing Officer Officer
Transaction date
Sale
Price
10.00
Quantity 576 -0.1%
Value US$5,760
BD & DBG LIVING TRUST Large shareholder
Transaction date
Planned sale
Price
8.84
Quantity 4,771 -0.5%
Value US$42,167
LEE ANDREW U SVP of Business Development Officer
Transaction date
Purchase
Price
4.69
Quantity 500 +9.1%
Value US$2,345
LEE ANDREW U SVP of Business Development Officer
Transaction date
Purchase
Price
4.71
Quantity 500 +10.0%
Value US$2,355
HARMON JAMES N CHIEF FINANCIAL OFFICER Officer
Transaction date
Purchase
Price
5.11
Quantity 300 +0.2%
Value US$1,533
COLANNINO JOSEPH CHIEF TECHNOLOGY OFFICER Officer
Transaction date
Purchase
Price
5.15
Quantity 925 +6.4%
Value US$4,764
HARMON JAMES N CHIEF FINANCIAL OFFICER Officer
Transaction date
Purchase
Price
5.14
Quantity 300 +0.2%
Value US$1,542
BELL LON E Non-Executive Director
Transaction date
Purchase
Price
4.00
Quantity 50,000 +inf%
Value US$200,000
LEE ANDREW U SVP of Business Development Officer
Transaction date
Purchase
Price
4.00
Quantity 5,000 +inf%
Value US$20,000
COLANNINO JOSEPH CHIEF TECHNOLOGY OFFICER Officer
Transaction date
Purchase
Price
4.00
Quantity 14,550 +inf%
Value US$58,200
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-07-24 2026-07-22 B Purchase
3.6
PASQUESI JOHN M
Large shareholder
42,253 +22.9%
479.67
US$4,752,169 		42,253 +22.9% 479.67 US$4,752,169
2026-04-27 2026-04-23 B Purchase
1.8
Silva Gil Todd
Non-Executive Director
47,355 +36.0%
69.04
US$1,300,498 		47,355 +36.0% 69.04 US$1,300,498
2026-04-27 2026-04-23 B Purchase
1.8
Silva Gil Todd
Non-Executive Director
44,562 -48.4%
476.20
US$1,224,746 		44,562 -48.4% 476.20 US$1,224,746
2026-03-19 2026-03-17 B Purchase
1.8
Silva Gil Todd
Non-Executive Director
2,000 +100.0%
4.20
US$8,400 		2,000 +100.0% 4.20 US$8,400
2026-03-19 2026-03-16 B Purchase
1.8
Silva Gil Todd
Non-Executive Director
2,000 +inf%
4.36
US$8,710 		2,000 +inf% 4.36 US$8,710
2024-06-26 2024-06-24 B Purchase
1.2
HOFFMAN Robert Thurston Sr
Large shareholder
3,350,000 +54.1%
0.91
US$3,048,500 		3,350,000 +54.1% 0.91 US$3,048,500
2022-07-13 2022-07-08 B Purchase
1.2
HOFFMAN Robert Thurston Sr
Non-Executive Director Large shareholder
0
0.00
US$0 		0 0.00 US$0
2022-07-13 2022-07-08 B Purchase
1.2
HOFFMAN Robert Thurston Sr
Non-Executive Director Large shareholder
0
0.00
US$0 		0 0.00 US$0
2022-07-13 2022-07-08 B Purchase
1.2
HOFFMAN Robert Thurston Sr
Non-Executive Director Large shareholder
1,591,594 +26.6%
1.11
US$1,766,669 		1,591,594 +26.6% 1.11 US$1,766,669
2022-06-16 2022-06-14 B Purchase
3.0
Pate Bruce Alan
Non-Executive Director
45,000 +42.9%
1.12
US$50,400 		45,000 +42.9% 1.12 US$50,400
2020-08-26 2020-08-24 B Purchase
Meline Susanne
Non-Executive Director
5,000 +10.2%
2.00
US$10,000 		5,000 +10.2% 2.00 US$10,000
2020-08-26 2020-08-24 B Purchase
3.0
Pate Bruce Alan
Non-Executive Director
35,000 +50.0%
2.00
US$70,000 		35,000 +50.0% 2.00 US$70,000
2019-05-20 2019-05-17 B Purchase
3.0
Pate Bruce Alan
100,000 +inf%
1.01
US$101,240 		100,000 +inf% 1.01 US$101,240
2019-03-20 2019-03-19 B Purchase
2.3
Kendrick Donald W

Chief Technology Officer

Officer
5,000 +19.5%
0.94
US$4,700 		5,000 +19.5% 0.94 US$4,700
2019-03-20 2019-03-19 B Purchase
2.3
Kendrick Donald W

Chief Technology Officer

Officer
5,000 +12.7%
0.94
US$4,700 		5,000 +12.7% 0.94 US$4,700
2018-12-19 2018-12-18 B Purchase Kendrick Donald W

Chief Technology Officer

Officer
10,000 +34.2%
1.14
US$11,400 		10,000 +34.2% 1.14 US$11,400
2018-02-28 2018-02-27 B Purchase PIRNAT STEPHEN E

Chief Executive Officer

Executive Director
10,000 +9.6%
2.25
US$22,500 		10,000 +9.6% 2.25 US$22,500
2018-02-28 2018-02-27 B Purchase BELL LON E Non-Executive Director
111,000 +45.6%
2.25
US$249,750 		111,000 +45.6% 2.25 US$249,750
2018-02-28 2018-02-27 B Purchase Meline Susanne Non-Executive Director
22,222 +inf%
2.25
US$50,000 		22,222 +inf% 2.25 US$50,000
2018-02-28 2018-02-27 B Purchase Fike Brian Grant

Interim CFO

Officer
1,000 +inf%
2.25
US$2,250 		1,000 +inf% 2.25 US$2,250
2017-12-06 2017-12-04 B Purchase Kendrick Donald W

Chief Technology Officer
5,000 +24.3%
2.13
US$10,625 		5,000 +24.3% 2.13 US$10,625
2017-08-23 2017-08-22 B Purchase Kendrick Donald W

Chief Technology Officer
5,000 +32.1%
2.89
US$14,454 		5,000 +32.1% 2.89 US$14,454
2017-08-22 2017-08-21 B Purchase PIRNAT STEPHEN E

Chief Executive Officer

Executive Director
1,000 +1.0%
2.95
US$2,945 		1,000 +1.0% 2.95 US$2,945
2017-08-21 2017-08-18 B Purchase Ruiz Roberto

Chief Operating Officer
1,000 +21.9%
3.19
US$3,190 		1,000 +21.9% 3.19 US$3,190
2017-08-22 2017-08-17 B Purchase LEE ANDREW U

See Remarks
1,000 +20.8%
3.20
US$3,195 		1,000 +20.8% 3.20 US$3,195
2016-03-29 2016-03-29 B Purchase HARMON JAMES N

Chief Financial Officer

Officer
10,000 +166.7%
3.96
US$39,600 		10,000 +166.7% 3.96 US$39,600
2016-03-11 2016-03-10 B Purchase COLANNINO JOSEPH

Chief Technology Officer

Officer
8,200 +46.7%
3.49
US$28,618 		8,200 +46.7% 3.49 US$28,618
2016-03-11 2016-03-09 B Purchase COLANNINO JOSEPH

Chief Technology Officer

Officer
2,100 +13.6%
3.36
US$7,056 		2,100 +13.6% 3.36 US$7,056
2015-12-17 2015-12-17 S Sale BD & DBG LIVING TRUST Non-Executive Director
10,000 -1.6%
4.60
US$45,951 		10,000 -1.6% 4.60 US$45,951
2015-12-17 2015-12-16 S Sale BD & DBG LIVING TRUST Non-Executive Director
8,834 -1.4%
4.55
US$40,163 		8,834 -1.4% 4.55 US$40,163
2015-12-17 2015-12-15 S Sale BD & DBG LIVING TRUST Non-Executive Director
2,885 -0.5%
4.52
US$13,041 		2,885 -0.5% 4.52 US$13,041
2015-12-15 2015-12-11 S Sale BD & DBG LIVING TRUST Non-Executive Director
300 -0.0%
4.91
US$1,474 		300 -0.0% 4.91 US$1,474
2015-12-15 2015-12-10 S Sale BD & DBG LIVING TRUST Non-Executive Director
2,981 -0.5%
4.90
US$14,607 		2,981 -0.5% 4.90 US$14,607
2015-12-04 2015-12-04 S Sale BD & DBG LIVING TRUST Non-Executive Director
11,100 -1.7%
5.01
US$55,611 		11,100 -1.7% 5.01 US$55,611
2015-12-04 2015-12-03 S Sale BD & DBG LIVING TRUST Non-Executive Director
14,382 -2.2%
5.04
US$72,537 		14,382 -2.2% 5.04 US$72,537
2015-12-02 2015-12-01 B Purchase PIRNAT STEPHEN E

Chief Executive Officer

Executive Director
9,364 +28.9%
5.18
US$48,506 		9,364 +28.9% 5.18 US$48,506
2015-12-02 2015-12-01 S Sale BD & DBG LIVING TRUST Non-Executive Director
10,000 -1.5%
5.01
US$50,107 		10,000 -1.5% 5.01 US$50,107
2015-12-02 2015-11-30 B Purchase PIRNAT STEPHEN E

Chief Executive Officer

Executive Director
10,636 +48.8%
4.99
US$53,074 		10,636 +48.8% 4.99 US$53,074
2015-12-02 2015-11-30 S Sale BD & DBG LIVING TRUST Non-Executive Director
10,000 -1.5%
5.00
US$49,998 		10,000 -1.5% 5.00 US$49,998
2015-09-23 2015-09-23 S Sale BD & DBG LIVING TRUST Non-Executive Director
8,400 -1.2%
7.36
US$61,826 		8,400 -1.2% 7.36 US$61,826
2015-09-23 2015-09-22 S Sale BD & DBG LIVING TRUST Non-Executive Director
1,600 -0.2%
7.35
US$11,760 		1,600 -0.2% 7.35 US$11,760
2015-09-23 2015-09-18 S Sale BD & DBG LIVING TRUST Non-Executive Director
10,000 -1.4%
6.18
US$61,800 		10,000 -1.4% 6.18 US$61,800
2015-03-26 2015-03-25 B Purchase LEE ANDREW U

See Remarks

Officer
3,000 +300.0%
4.96
US$14,866 		3,000 +300.0% 4.96 US$14,866
2015-03-19 2015-03-18 B Purchase Ruiz Roberto

Sr VP - Product Development

Officer
2,900 +322.2%
5.79
US$16,803 		2,900 +322.2% 5.79 US$16,803
2015-03-19 2015-03-18 B Purchase Ruiz Roberto

Sr VP - Product Development

Officer
5,200 +2600.0%
5.89
US$30,644 		5,200 +2600.0% 5.89 US$30,644
2015-02-12 2015-02-10 B Purchase BELL LON E Non-Executive Director
85,470 +119.0%
5.85
US$500,000 		85,470 +119.0% 5.85 US$500,000
2015-02-09 2015-02-05 S Sale OSLER GEOFFREY D

Chief Marketing Officer

Officer
50,000 -10.5%
5.85
US$292,500 		50,000 -10.5% 5.85 US$292,500
2014-12-31 2014-12-30 B Purchase HARMON JAMES N

See Remarks

Officer
5,400 +3.9%
7.10
US$38,340 		5,400 +3.9% 7.10 US$38,340
2014-12-05 2014-12-05 PlS Planned sale BD & DBG LIVING TRUST Large shareholder
3,100 -0.3%
8.04
US$24,924 		3,100 -0.3% 8.04 US$24,924
2014-12-02 2014-12-01 PlS Planned sale BD & DBG LIVING TRUST Large shareholder
66 -0.0%
8.00
US$528 		66 -0.0% 8.00 US$528
2014-11-26 2014-11-25 B Purchase Ruiz Roberto

Sr VP - Product Development

Officer
900 +450.0%
7.79
US$7,011 		900 +450.0% 7.79 US$7,011
2014-09-25 2014-09-24 B Purchase RUTKOWSKI RICHARD F

Chief Executive Officer

Executive Director
5,000 +3.0%
5.36
US$26,800 		5,000 +3.0% 5.36 US$26,800
2014-08-26 2014-08-26 S Sale OSLER GEOFFREY D

Chief Marketing Officer

Officer
1,793 -0.4%
8.15
US$14,613 		1,793 -0.4% 8.15 US$14,613
2014-08-26 2014-08-25 S Sale OSLER GEOFFREY D

Chief Marketing Officer

Officer
10,307 -2.1%
8.36
US$86,167 		10,307 -2.1% 8.36 US$86,167
2014-08-26 2014-08-22 S Sale OSLER GEOFFREY D

Chief Marketing Officer

Officer
6,700 -1.4%
8.38
US$56,146 		6,700 -1.4% 8.38 US$56,146
2014-08-20 2014-08-20 PlS Planned sale BD & DBG LIVING TRUST Large shareholder
3,800 -0.4%
8.90
US$33,823 		3,800 -0.4% 8.90 US$33,823
2014-06-24 2014-06-20 S Sale OSLER GEOFFREY D

Chief Marketing Officer

Officer
576 -0.1%
10.00
US$5,760 		576 -0.1% 10.00 US$5,760
2014-05-29 2014-05-28 PlS Planned sale BD & DBG LIVING TRUST Large shareholder
4,771 -0.5%
8.84
US$42,167 		4,771 -0.5% 8.84 US$42,167
2012-12-06 2012-12-05 B Purchase LEE ANDREW U

SVP of Business Development

Officer
500 +9.1%
4.69
US$2,345 		500 +9.1% 4.69 US$2,345
2012-12-06 2012-12-05 B Purchase LEE ANDREW U

SVP of Business Development

Officer
500 +10.0%
4.71
US$2,355 		500 +10.0% 4.71 US$2,355
2012-12-03 2012-11-30 B Purchase HARMON JAMES N

CHIEF FINANCIAL OFFICER

Officer
300 +0.2%
5.11
US$1,533 		300 +0.2% 5.11 US$1,533
2012-12-03 2012-11-29 B Purchase COLANNINO JOSEPH

CHIEF TECHNOLOGY OFFICER

Officer
925 +6.4%
5.15
US$4,764 		925 +6.4% 5.15 US$4,764
2012-12-03 2012-11-29 B Purchase HARMON JAMES N

CHIEF FINANCIAL OFFICER

Officer
300 +0.2%
5.14
US$1,542 		300 +0.2% 5.14 US$1,542
2012-04-27 2012-04-25 B Purchase BELL LON E Non-Executive Director
50,000 +inf%
4.00
US$200,000 		50,000 +inf% 4.00 US$200,000
2012-04-26 2012-04-25 B Purchase LEE ANDREW U

SVP of Business Development

Officer
5,000 +inf%
4.00
US$20,000 		5,000 +inf% 4.00 US$20,000
2012-04-26 2012-04-25 B Purchase COLANNINO JOSEPH

CHIEF TECHNOLOGY OFFICER

Officer
14,550 +inf%
4.00
US$58,200 		14,550 +inf% 4.00 US$58,200
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