Pioneer Power Solutions, Inc.
PPSI- Exchange
- Nasdaq
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies
- SEC CIK
- 0001449792
No open-market purchases or sales by Pioneer Power Solutions, Inc. insiders were filed in the last 90 days; 35 institutions reported holding it in 13F filings for Q2 2026, worth $5.81M in total; no superinvestor holds it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Pioneer Power Solutions, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Pioneer Power Solutions, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Mazurek Nathan | Chief Executive Officer | 1,977,496 | Mar 3, 2026 | 2 |
| Michalec Wojciech | Chief Financial Officer | 275,000 | May 2, 2025 | 0 |
| Ross Ian | Director | 22,500 | Dec 6, 2024 | 0 |
| Tesler David | Director | 15,750 | Dec 6, 2024 | 0 |
| Tulkoff Jonathan | Director | 44,500 | Dec 6, 2024 | 0 |
| Cohn Yossi | Director | 23,500 | Dec 6, 2024 | 0 |
| Klink Thomas | Director | 137,500 | Dec 6, 2024 | 0 |
| Whyte Kytchener Stevenson | Director | – | Dec 6, 2024 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 20, 2025 (view filing) | Nov 18 | 2 days | Mazurek NathanChief Executive Officer | PPurchaseCommon Stock, par value $0.001 per share | +10.0K | $3.39 | +$33.9K | +0.5%1.98M after | |
| Dec 20, 2024 (view filing) | Dec 19-20 | 1 day | Michalec WojciechChief Financial Officer | SSaleCommon Stock, par value $0.001 per share | −15.0K | $4.09 | −$61.4K | −4.8%300.0K after | 2 lots |
| Dec 6, 2024 (view filing) | Dec 4 | 2 days | Ross IanDirector | SSaleCOMMON STOCK, PAR VALUE $0.001 PER SHARE | −1.00K | $6.01 | −$6.01K | −4.3%22.5K after | |
| Sep 13, 2023 (view filing) | Sep 12 | 1 day | Mazurek NathanChief Executive Officer | PPurchaseCommon Shares, par value $0.001 per share | +10.0K | $6.09 | +$60.9K | +0.5%2.01M after | |
| Dec 14, 2022 (view filing) | Dec 13 | 1 day | Mazurek NathanChief Executive Officer | PPurchaseCommon Shares, par value $0.001 per share | +10.0K | $2.73 | +$27.3K | +0.5%1.90M after | |
| Jun 14, 2022 (view filing) | Jun 13 | 1 day | Mazurek NathanChief Executive Officer | PPurchaseCommon Stock, par value $0.001 per share | +2.50K | $3.34 | +$8.35K | +0.1%1.89M after | |
| Aug 18, 2021 (view filing) | Aug 18 | Same day | Mazurek NathanChief Executive Officer | PPurchase | +5.00K | $3.56 | +$17.8K | +15.6%37.0K after |