Key facts
- This page summarizes Nathan Mazurek's Form 4 filing for PIONEER POWER SOLUTIONS, INC. (PPSI).
- 2 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 03 Mar 2026, 17:15.
Nathan Mazurek - 02 Mar 2026 Form 4 Insider Report for PIONEER POWER SOLUTIONS, INC. (PPSI)
- Reporting relationship
- Chief Executive Officer, Director, 10%+ Owner
- Issuer ticker
- PPSI
- Reported as of
- 02 Mar 2026
- Net transaction value
- +$2,180
- SEC form
- 4
- Accepted by SEC
- 03 Mar 2026, 17:15:21 UTC
- Prior SEC filing
- 20 Nov 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Walter Michalec, attorney-in-fact
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Nathan Mazurek filed Form 4 for PIONEER POWER SOLUTIONS, INC. (PPSI) on 03 Mar 2026.
Change
- Previous filing in this sequence was filed on 20 Nov 2025.
- Current net transaction value: +$2,180.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001241562
Primary reporting owner
MAZUREK NATHAN
- Relationship
- Chief Executive Officer, Director, 10%+ Owner
- Address
- C/O PIONEER POWER SOLUTIONS, INC., 400 KELBY STREET, 12TH FLOOR, FORT LEE
- Signature
- /s/ Walter Michalec, attorney-in-fact
- Signature date
- 03 Mar 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
PPSI
transaction
Common Stock, par value $0.001 per share
Options Exercise
- Transaction value
- $2,180
- Shares
- +1,000
- Change %
- +0.05%
- Price
- $2.18
- Shares after
- 1,977,496
- Date
- 02 Mar 2026
- Ownership
- Direct
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
PPSI
transaction
Derivative
Stock Option (Right to Buy)
Options Exercise
- Transaction value
- $0
- Shares
- -1,000
- Change %
- -100%
- Price
- $0.000000
- Shares after
- 0
- Date
- 02 Mar 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 1,000
- Exercise price
- $2.18
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
As of March 10, 2017, and prior to this transaction, the exercised options were fully vested.