Insider · CIK 0001241562
Nathan Mazurek
Files at PPSI (PIONEER POWER SOLUTIONS, INC.). First filing Nov 20, 2025, latest Nov 20, 2025.
In brief
Nathan Mazurek files SEC Form 4 as CEO, director and 10% owner at PPSI (PIONEER POWER SOLUTIONS, INC.). Since Nov 20, 2025, Nathan Mazurek has reported 1 open-market buy worth $34k and 0 open-market sells worth $0, the latest filed on Nov 20, 2025.
A track record needs three past buys with six months of prices behind them; Nathan Mazurek has 0, so none is measured yet.
The newest scored trade: bought $34k of PPSI on Nov 18, 2025, filed Nov 20, 2025, scored 34 (weak). In the last 12 months: 1 buy worth $34k and 0 sells worth $0.
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
PPSI: PIONEER POWER SOLUTIONS, INC.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 34Weak | PPSIbuy PIONEER POWER SOLUTIONS, INC. | $34k 10,000 shares | +1% | +51% from low-31% from high |
Transactions
Every row this insider has filed, 4 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Mar 2, 2026 | PPSI PIONEER POWER SOLUTIONS, INC. | MOption exercise Common Stock, par value $0.001 per share | +1,000 | $2.18 | $2,180 | 1,977,496 | Mar 3, 2026 |
| Mar 2, 2026 | PPSI PIONEER POWER SOLUTIONS, INC. | MOption exercise Stock Option (Right to Buy)derivative | -1,000 | $0.00 | $0 | 0 | Mar 3, 2026 |
| Nov 18, 2025 | PPSI PIONEER POWER SOLUTIONS, INC. | POpen-market purchase Common Stock, par value $0.001 per share | +10,000 | $3.39 | $34k | 1,976,496 | Nov 20, 2025 |
| Dec 5, 2024 | PPSI PIONEER POWER SOLUTIONS, INC. | AGrant or award Stock Option (Right to Buy)derivative | +10,000 | $0.00 | $0 | 10,000 | Dec 6, 2024 |
Questions about Nathan Mazurek
Answered from the filings on this page, as of the latest one.
Is Nathan Mazurek buying or selling?
In the last 12 months Nathan Mazurek reported 1 open-market buy worth $34k and 0 open-market sells worth $0 on SEC Form 4; the latest was bought $34k of PPSI on Nov 18, 2025. Grants, option exercises and tax withholding are not counted.
How did Nathan Mazurek's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Nathan Mazurek has 0.
Where does Nathan Mazurek file Form 4?
Nathan Mazurek has filed Form 4 at PPSI (PIONEER POWER SOLUTIONS, INC.) as Chief Executive Officer. A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.