United States Machinery, Equipment & Components

Pioneer Power Solutions Inc (PPSI)

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Track

Pioneer Power Solutions Inc. experienced its most recent insider activity on November 18, 2025, when CEO Nathan Mazurek purchased 10,000 shares. Prior to this, the company saw several sell transactions by the Chief Financial Officer throughout December 2024. These transactions represent the primary recent movements within the firm's equity ownership structure.
Ticker: PPSI 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 Pioneer Power Solutions Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
89.82
Quantity 57,324 -31.2%
Value US$3,526,894
2.8
Michalec Wojciech Chief Financial Officer Officer
Transaction date
Sale
Price
71.65
Quantity 49,426 +33.3%
Value US$21,428
2.8
Michalec Wojciech Chief Financial Officer Officer
Transaction date
Sale
Price
182.78
Quantity 60,808 -39.1%
Value US$2,193,931
2.8
Wojciech (Walter) Michalec Chief Financial Officer Officer
Transaction date
Proposed sale
Price
5.88
Quantity 65,000
Value US$382,200
3.2
Ross Ian Non-Executive Director
Transaction date
Sale
Price
6.01
Quantity 1,000 -4.3%
Value US$6,010
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
6.09
Quantity 10,000 +0.5%
Value US$60,876
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
2.73
Quantity 10,000 +0.5%
Value US$27,280
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
3.34
Quantity 2,500 +0.1%
Value US$8,348
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
4.24
Quantity 1,000 +3.2%
Value US$4,241
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.40
Quantity 1,000 +3.3%
Value US$1,395
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.47
Quantity 1,000 +3.4%
Value US$1,470
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.35
Quantity 4,000 +16.0%
Value US$5,380
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.25
Quantity 1,000 +4.2%
Value US$1,249
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.00
Quantity 4,193 +21.2%
Value US$4,193
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
0.99
Quantity 807 +4.2%
Value US$799
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.03
Quantity 359 +1.9%
Value US$368
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.04
Quantity 400 +2.2%
Value US$416
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.04
Quantity 241 +1.3%
Value US$249
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.09
Quantity 4,920 +37.6%
Value US$5,353
3.5
MAZUREK NATHAN Chief Executive Officer Executive Director Large shareholder
Transaction date
Purchase
Price
1.05
Quantity 80 +0.6%
Value US$84
Tesler David Non-Executive Director
Transaction date
Purchase
Price
4.00
Quantity 3,750 +inf%
Value US$15,000
Klink Thomas President, Jefferson Electric, Executive Director
Transaction date
Purchase
Price
4.00
Quantity 2,745 +2.8%
Value US$10,980
Tulkoff Jonathan Non-Executive Director
Transaction date
Purchase
Price
4.00
Quantity 10,000 +inf%
Value US$40,000
Minkow Andrew Chief Financial Officer Executive Director
Transaction date
Purchase
Price
4.00
Quantity 1,000 +21.9%
Value US$4,000
Minkow Andrew Chief Financial Officer Executive Director
Transaction date
Purchase
Price
9.20
Quantity 400 +0.5%
Value US$3,680
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-11-20 2025-11-18 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
57,324 -31.2%
89.82
US$3,526,894 		57,324 -31.2% 89.82 US$3,526,894
2024-12-20 2024-12-20 S Sale
2.8
Michalec Wojciech

Chief Financial Officer

Officer
49,426 +33.3%
71.65
US$21,428 		49,426 +33.3% 71.65 US$21,428
2024-12-20 2024-12-19 S Sale
2.8
Michalec Wojciech

Chief Financial Officer

Officer
60,808 -39.1%
182.78
US$2,193,931 		60,808 -39.1% 182.78 US$2,193,931
2024-12-16 2024-12-16 PrS Proposed sale
2.8
Wojciech (Walter) Michalec

Chief Financial Officer

Officer
65,000
5.88
US$382,200 		65,000 5.88 US$382,200
2024-12-06 2024-12-04 S Sale
3.2
Ross Ian
Non-Executive Director
1,000 -4.3%
6.01
US$6,010 		1,000 -4.3% 6.01 US$6,010
2023-09-13 2023-09-12 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
10,000 +0.5%
6.09
US$60,876 		10,000 +0.5% 6.09 US$60,876
2022-12-14 2022-12-13 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
10,000 +0.5%
2.73
US$27,280 		10,000 +0.5% 2.73 US$27,280
2022-06-14 2022-06-13 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
2,500 +0.1%
3.34
US$8,348 		2,500 +0.1% 3.34 US$8,348
2021-06-03 2021-06-02 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
1,000 +3.2%
4.24
US$4,241 		1,000 +3.2% 4.24 US$4,241
2020-08-25 2020-08-24 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
1,000 +3.3%
1.40
US$1,395 		1,000 +3.3% 1.40 US$1,395
2020-08-24 2020-08-20 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
1,000 +3.4%
1.47
US$1,470 		1,000 +3.4% 1.47 US$1,470
2020-06-18 2020-06-18 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
4,000 +16.0%
1.35
US$5,380 		4,000 +16.0% 1.35 US$5,380
2020-06-09 2020-06-09 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
1,000 +4.2%
1.25
US$1,249 		1,000 +4.2% 1.25 US$1,249
2020-06-02 2020-06-02 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
4,193 +21.2%
1.00
US$4,193 		4,193 +21.2% 1.00 US$4,193
2020-06-01 2020-06-01 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
807 +4.2%
0.99
US$799 		807 +4.2% 0.99 US$799
2020-05-26 2020-05-22 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
359 +1.9%
1.03
US$368 		359 +1.9% 1.03 US$368
2020-05-26 2020-05-22 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
400 +2.2%
1.04
US$416 		400 +2.2% 1.04 US$416
2020-05-26 2020-05-22 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
241 +1.3%
1.04
US$249 		241 +1.3% 1.04 US$249
2020-05-20 2020-05-19 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
4,920 +37.6%
1.09
US$5,353 		4,920 +37.6% 1.09 US$5,353
2020-05-20 2020-05-19 B Purchase
3.5
MAZUREK NATHAN

Chief Executive Officer

Executive Director Large shareholder
80 +0.6%
1.05
US$84 		80 +0.6% 1.05 US$84
2015-10-01 2015-09-30 B Purchase Tesler David Non-Executive Director
3,750 +inf%
4.00
US$15,000 		3,750 +inf% 4.00 US$15,000
2015-10-01 2015-09-30 B Purchase Klink Thomas

President, Jefferson Electric,

Executive Director
2,745 +2.8%
4.00
US$10,980 		2,745 +2.8% 4.00 US$10,980
2015-10-01 2015-09-30 B Purchase Tulkoff Jonathan Non-Executive Director
10,000 +inf%
4.00
US$40,000 		10,000 +inf% 4.00 US$40,000
2015-10-01 2015-09-30 B Purchase Minkow Andrew

Chief Financial Officer

Executive Director
1,000 +21.9%
4.00
US$4,000 		1,000 +21.9% 4.00 US$4,000
2014-12-08 2014-12-08 B Purchase Minkow Andrew

Chief Financial Officer

Executive Director
400 +0.5%
9.20
US$3,680 		400 +0.5% 9.20 US$3,680
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