MONOLITHIC POWER SYSTEMS INC - MPWR
All tracked SEC files for this issuer. Showing up to 200 latest records.
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Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 65
Latest filed: Aug 19, 2026
| Form | Count |
|---|---|
| 4 | 31 |
| 144 | 26 |
| 8-K | 4 |
| SCHEDULE 13G/A | 2 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 19, 2026 | 4 | Aug 17, 2026 | 0001214659-26-010630 | View |
| Aug 17, 2026 | 144 | — | 0001280452-26-000014 | View |
| Aug 13, 2026 | 4 | Aug 11, 2026 | 0001214659-26-010101 | View |
| Aug 11, 2026 | 144 | — | 0001969223-26-000881 | View |
| Aug 06, 2026 | 4 | Aug 04, 2026 | 0001214659-26-009744 | View |
| Aug 06, 2026 | 4 | Aug 05, 2026 | 0001214659-26-009739 | View |
| Aug 05, 2026 | 4 | Aug 03, 2026 | 0001214659-26-009676 | View |
| Aug 05, 2026 | 144 | — | 0001950047-26-007680 | View |
| Jul 30, 2026 | 8-K | Jul 30, 2026 | 0001628280-26-051029 | View |
| Jul 28, 2026 | 4 | Jul 25, 2026 | 0001214659-26-009117 | View |
| Jul 17, 2026 | 4 | Jul 15, 2026 | 0001214659-26-008703 | View |
| Jul 15, 2026 | 144 | — | 0001950047-26-007138 | View |
| Jul 08, 2026 | SCHEDULE 13G/A | — | 0000315066-26-001456 | View |
| Jul 06, 2026 | 4 | Jul 01, 2026 | 0001214659-26-008236 | View |
| Jun 12, 2026 | 8-K | Jun 11, 2026 | 0001628280-26-042820 | View |
| Jun 03, 2026 | 4 | Jun 01, 2026 | 0001214659-26-007138 | View |
| Jun 02, 2026 | 4 | May 29, 2026 | 0001214659-26-007088 | View |
| Jun 01, 2026 | 144 | — | 0001950047-26-005349 | View |
| May 29, 2026 | 4 | May 27, 2026 | 0001214659-26-006933 | View |
| May 28, 2026 | 4 | May 26, 2026 | 0001214659-26-006861 | View |
| May 28, 2026 | 144 | — | 0001950047-26-005178 | View |
| May 27, 2026 | 4 | May 26, 2026 | 0001214659-26-006804 | View |
| May 27, 2026 | 4 | May 22, 2026 | 0001214659-26-006798 | View |
| May 26, 2026 | 144 | — | 0001280452-26-000009 | View |
| May 26, 2026 | 144 | — | 0001950047-26-005027 | View |
| May 22, 2026 | 144 | — | 0001950047-26-005012 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001214659-26-006625 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001214659-26-006622 | View |
| May 19, 2026 | 4 | May 15, 2026 | 0001214659-26-006583 | View |
| May 18, 2026 | 144 | — | 0001280452-26-000008 | View |
| May 18, 2026 | 144 | — | 0001950047-26-004722 | View |
| May 15, 2026 | 4 | May 13, 2026 | 0001214659-26-006521 | View |
| May 15, 2026 | 4 | May 13, 2026 | 0001214659-26-006498 | View |
| May 15, 2026 | 144 | — | 0001950047-26-004639 | View |
| May 08, 2026 | 4 | May 06, 2026 | 0001214659-26-005860 | View |
| May 08, 2026 | 4 | May 06, 2026 | 0001214659-26-005811 | View |
| May 08, 2026 | 4 | May 06, 2026 | 0001214659-26-005858 | View |
| May 06, 2026 | 144 | — | 0001560945-26-000004 | View |
| May 06, 2026 | 4 | May 05, 2026 | 0001214659-26-005690 | View |
| May 06, 2026 | 4 | May 05, 2026 | 0001214659-26-005668 | View |
| May 06, 2026 | 144 | — | 0001950047-26-004133 | View |
| May 06, 2026 | 144 | — | 0001950047-26-004150 | View |
| May 06, 2026 | 144 | — | 0001950047-26-004159 | View |
| May 06, 2026 | 4 | May 04, 2026 | 0001214659-26-005640 | View |
| May 05, 2026 | 144 | — | 0001950047-26-004086 | View |
| May 05, 2026 | 144 | — | 0001969223-26-000496 | View |
| May 01, 2026 | 144 | — | 0001950047-26-003889 | View |
| Apr 30, 2026 | 8-K | Apr 30, 2026 | 0001437749-26-014182 | View |
| Apr 30, 2026 | SCHEDULE 13G | — | 0002100119-26-000862 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000474 | View |
| Apr 10, 2026 | 4 | Apr 08, 2026 | 0001214659-26-004535 | View |
| Apr 08, 2026 | 144 | — | 0001950047-26-003339 | View |
| Apr 08, 2026 | 4 | Apr 06, 2026 | 0001214659-26-004460 | View |
| Apr 06, 2026 | 144 | — | 0001950047-26-003278 | View |
| Apr 03, 2026 | 4 | Apr 01, 2026 | 0001214659-26-004341 | View |
| Apr 03, 2026 | 4 | Apr 01, 2026 | 0001214659-26-004332 | View |
| Apr 01, 2026 | 4 | Mar 30, 2026 | 0001214659-26-004185 | View |
| Apr 01, 2026 | 144 | — | 0001950047-26-003177 | View |
| Apr 01, 2026 | 144 | — | 0001950047-26-003123 | View |
| Mar 30, 2026 | 144 | — | 0001950047-26-003084 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001833 | View |
| Mar 24, 2026 | 4 | Mar 20, 2026 | 0001214659-26-003765 | View |
| Mar 20, 2026 | 144 | — | 0001969223-26-000378 | View |
| Mar 02, 2026 | 144 | — | 0001950047-26-001939 | View |
| Feb 27, 2026 | 8-K | Feb 26, 2026 | 0001437749-26-006112 | View |