SEC Form 4 · accession 0001193125-26-354102
POWER SOLUTIONS INTERNATIONAL, INC. · PSIX
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Nan (Richard) Hu
Officer — Chief Executive Officer
Period of report
Aug 17, 2026
Accepted (ET)
Aug 17, 2026 · 4:22 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001137091
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Phantom StockF1 | — | Aug 17, 2026 | A | 5,867 | A | — | — | Common Stock | 5,867 | 5,867 | D |
Explanation of responses
- F1Each Phantom Unit represents an unfunded, unsecured right to receive a cash payment equal to the average Fair Market Value per share of the Issuer's Common Stock over the thirty (30) trading days immediately preceding the applicable vesting date. Phantom Units are settled in cash only and do not entitle the Reporting Person to any shares of Common Stock or voting rights. One-third of the Phantom Units vest on each of August 17, 2027, August 17, 2028 and August 17, 2029, subject to the Reporting Person's continuous service with the Issuer or its affiliates.