MONOLITHIC POWER SYSTEMS INC — All Filings
1,004 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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10-K
10-K/A
10-Q
10-Q/A
144
144/A
3
4
4/A
424B3
424B4
5
8-A12G
8-K
ARS
CORRESP
DEF 14A
DEFA14A
DEFR14A
NT 10-K
NT 10-Q
PRE 14A
S-1
S-1/A
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001214659-25-018632 | Dec 30, 2025 | Dec 24, 2025 |
| 144 | — | 0001950047-25-010697 | Dec 29, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-018478 | Dec 29, 2025 | Dec 24, 2025 |
| 8-K | FORM 8-K | 0001437749-25-037726 | Dec 12, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017938 | Dec 11, 2025 | Dec 9, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017534 | Dec 2, 2025 | Dec 1, 2025 |
| 144 | — | 0001950047-25-009499 | Dec 1, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017305 | Nov 28, 2025 | Nov 26, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017303 | Nov 28, 2025 | Nov 25, 2025 |
| 144 | — | 0001950047-25-009453 | Nov 26, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017225 | Nov 25, 2025 | Nov 24, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017235 | Nov 25, 2025 | — |
| 144 | — | 0001950047-25-009392 | Nov 25, 2025 | — |
| 144 | — | 0001950047-25-009302 | Nov 24, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017110 | Nov 24, 2025 | Nov 21, 2025 |
| 144 | — | 0001969223-25-000976 | Nov 21, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-035995 | Nov 21, 2025 | Nov 19, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017014 | Nov 20, 2025 | Nov 19, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-017016 | Nov 20, 2025 | Nov 19, 2025 |
| 144 | — | 0001950047-25-009077 | Nov 19, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-016758 | Nov 14, 2025 | Nov 13, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-016420 | Nov 13, 2025 | Nov 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-016419 | Nov 13, 2025 | Nov 11, 2025 |
| 144 | — | 0001950047-25-008738 | Nov 12, 2025 | — |
| 144 | — | 0001308676-25-000005 | Nov 12, 2025 | — |
| 144 | — | 0001950047-25-008792 | Nov 12, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-016060 | Nov 6, 2025 | Nov 5, 2025 |
| 10-Q | FORM 10-Q | 0001437749-25-033332 | Nov 5, 2025 | Sep 30, 2025 |
| 144 | — | 0001969223-25-000911 | Nov 4, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015933 | Nov 4, 2025 | Nov 3, 2025 |
| 144 | — | 0001950047-25-008357 | Nov 3, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015710 | Oct 31, 2025 | Oct 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015706 | Oct 31, 2025 | Oct 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015707 | Oct 31, 2025 | Oct 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015708 | Oct 31, 2025 | Oct 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015709 | Oct 31, 2025 | Oct 30, 2025 |
| 144 | — | 0001312593-25-000004 | Oct 30, 2025 | — |
| 144 | — | 0001308676-25-000004 | Oct 30, 2025 | — |
| 144 | — | 0001360833-25-000004 | Oct 30, 2025 | — |
| 144 | — | 0001308647-25-000004 | Oct 30, 2025 | — |
| 8-K | FORM 8-K | 0001437749-25-032411 | Oct 30, 2025 | — |
| 144 | — | 0001415033-25-000006 | Oct 30, 2025 | — |
| 144 | — | 0001308676-25-000003 | Oct 28, 2025 | — |
| 144 | — | 0001308647-25-000003 | Oct 28, 2025 | — |
| 144 | — | 0001312593-25-000003 | Oct 28, 2025 | — |
| 144 | — | 0001360833-25-000003 | Oct 28, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015474 | Oct 28, 2025 | Oct 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015475 | Oct 28, 2025 | Oct 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015476 | Oct 28, 2025 | Oct 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001214659-25-015477 | Oct 28, 2025 | Oct 25, 2025 |