PSIX
Power Solutions International, Inc.
NASDAQ · Industrials · Industrial - Machinery · US
$40.49
+11.18%0
Insider buys (3m)
0
Insider sells (3m)
$0.00
Net value (3m)
+5.0%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 17, 2026 | Hu Nan (Richard) · officer: Chief Executive Officer | A-Award | 5,867 | $0.00 |
| Apr 17, 2026 | Li Xun · officer: CFO | A-Award | 1,665 | $0.00 |
| Apr 17, 2026 | Du Zhaoying · officer: GC and Corp Secy | A-Award | 1,492 | $0.00 |
| Feb 17, 2026 | Li Xun · officer: CFO | M-Exempt | 7,500 | $2.00 |
| Feb 17, 2026 | Li Xun · officer: CFO | F-InKind | 3,429 | $93 |
| Dec 12, 2025 | He Hong · director | A-Award | 5,000 | $0.00 |
| Dec 12, 2025 | Shea Courtney C. · director | A-Award | 5,000 | $0.00 |
| Dec 12, 2025 | SIMPKINS FRANK P · director | A-Award | 5,000 | $0.00 |
| Dec 12, 2025 | Du Zhaoying · officer: GC and Corp Secy | A-Award | 700 | $66 |
| Sep 15, 2025 | Weichai America Corp. · 10 percent owner | Sale | 19,351 | $92 |
| Sep 15, 2025 | Weichai America Corp. · 10 percent owner | Sale | 6,738 | $92 |
| Sep 15, 2025 | Weichai America Corp. · 10 percent owner | Sale | 23,231 | $94 |
| Sep 15, 2025 | Weichai America Corp. · 10 percent owner | Sale | 30,519 | $94 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 14,557 | $92 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 2,515 | $94 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 7,585 | $94 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 6,308 | $90 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 5,018 | $91 |
| Sep 12, 2025 | He Hong · director | Sale | 1,500 | $94 |
| Sep 12, 2025 | He Hong · director | Sale | 1,000 | $95 |
| Sep 12, 2025 | Weichai America Corp. · 10 percent owner | Sale | 571 | $95 |
| Sep 11, 2025 | Xykis Constantine · officer: CEO | Sale | 7,854 | $91 |
| Sep 11, 2025 | He Hong · director | Sale | 1,500 | $90 |
| Sep 11, 2025 | He Hong · director | Sale | 2,500 | $92 |
| Sep 10, 2025 | He Hong · director | Sale | 1,000 | $89 |
| Aug 28, 2025 | Weichai America Corp. · 10 percent owner | Sale | 178 | $89 |
| Aug 28, 2025 | Weichai America Corp. · 10 percent owner | Sale | 3,385 | $88 |
| Aug 28, 2025 | Weichai America Corp. · 10 percent owner | Sale | 11,295 | $87 |
| Aug 28, 2025 | Weichai America Corp. · 10 percent owner | Sale | 2,676 | $88 |
| Aug 28, 2025 | Weichai America Corp. · 10 percent owner | Sale | 9,949 | $84 |
Institutional positioning
13F filings over the trailing two quarters
New 83Increased 130Reduced 100Sold out 68
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Point72 Asset Management, L.P. | Increased | 1,497,155 | Aug 14, 2026 |
| BlackRock, Inc. | Increased | 818,968 | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 715,556 | May 13, 2026 |
| Newtyn Management, LLC | New Position | 600,890 | Aug 14, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Increased | 466,204 | May 14, 2026 |
| SITUATIONAL AWARENESS LP | Unchanged | 432,300 | May 18, 2026 |
| Situational Awareness Partners LP | New Position | 432,300 | May 18, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 340,974 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Reduced | 340,634 | Aug 13, 2026 |
| Yunqi Capital Ltd | New Position | 339,000 | Aug 5, 2026 |
| BARCLAYS PLC | Increased | 311,110 | Aug 14, 2026 |
| ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC | Reduced | 301,168 | May 5, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 296,812 | Aug 11, 2026 |
| OLP CAPITAL MANAGEMENT Ltd | New Position | 283,940 | Aug 14, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 283,241 | May 7, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 17, 2026