🕵️ Power Solutions International, Inc. ($PSIX)
SEC insider & ownership activity, last 12 months · CIK 1137091 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. Weichai Power Co., Ltd. trimmed 48.7% → 47.5%; Shandong Heavy Industry Group Co., Ltd. trimmed 48.7% → 47.5%. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Weichai Power Co., Ltd. | 47.5% | 13D | Aug 21, 2025 | filing ↗ | |
| Shandong Heavy Industry Group Co., Ltd. | 47.5% | 13D | Aug 21, 2025 | filing ↗ | |
| Weichai Power Co., Ltd. | 46.5% | 13D | Aug 26, 2025 | filing ↗ | |
| Shandong Heavy Industry Group Co., Ltd. | 46.5% | 13D | Aug 26, 2025 | filing ↗ | |
| Weichai America Corp. | 46.5% | 13D | Aug 26, 2025 | filing ↗ | |
| POINT72 Asset Management, L.P. | 6.5% | 13G | Aug 14, 2026 | filing ↗ | |
| POINT72 Capital Advisors, Inc. | 6.5% | 13G | Aug 14, 2026 | filing ↗ | |
| Steven A. Cohen | 6.5% | 13G | Aug 14, 2026 | filing ↗ | |
| Gary S. Winemaster | 6.3% | 13D | Sep 18, 2025 | filing ↗ | |
| Neil Gagnon | 5.0% | 13G | Feb 14, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Kenneth W. Landini | $371K | Sep 29, 2025 | filing ↗ |
| Kenneth W. Landini | $600K | Sep 18, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 23, 2026 | filing ↗ |
| Shareholder vote (5.07) | Jul 23, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 23, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 12, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 11, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 6, 2026 | filing ↗ |
| Earnings (2.02) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Earnings (2.02) | Nov 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 6, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 9, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 15, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Sep 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 15, 2025 | filing ↗ |