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MPWR

SEC EDGAR filings — 10-K/Q, 8-K, Form 4 insider transactions, offerings, ownership reports.

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  • Financials
  • Filings
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AllFinancial (10-K/Q)Material (8-K)Offerings (S-1/S-3/424B)Insider (Form 4)Ownership (13D/G/F)

80 filings

  • 4
    PRIMARY DOCUMENT
    xslF345X06/marketforms-72913.xml
    2026-04-10
    5d ago
    24 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-04-08
    7d ago
    9 KB ↗
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    PRIMARY DOCUMENT
    xslF345X06/marketforms-72903.xml
    2026-04-08
    7d ago
    20 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-04-06
    9d ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X06/marketforms-72869.xml
    2026-04-03
    12d ago
    14 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X06/marketforms-72870.xml
    2026-04-03
    12d ago
    13 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X06/marketforms-72823.xml
    2026-04-01
    14d ago
    20 KB ↗
  • 144
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    xsl144X01/primary_doc.xml
    2026-04-01
    14d ago
    6 KB ↗
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    xsl144X01/primary_doc.xml
    2026-04-01
    14d ago
    8 KB ↗
  • 144
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    xsl144X01/primary_doc.xml
    2026-03-30
    16d ago
    6 KB ↗
  • SCHEDULE 13G/A
    SCHEDULE 13G/A
    xslSCHEDULE_13G_X02/primary_doc.xml
    2026-03-27
    19d ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X06/marketforms-72730.xml
    2026-03-24
    22d ago
    13 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-03-20
    26d ago
    6 KB ↗
  • 3
    PRIMARY DOCUMENT
    xslF345X02/marketforms-72459.xml
    2026-03-09
    1mo ago
    9 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-03-02
    1mo ago
    7 KB ↗
  • 10-K
    FORM 10-K
    mpwr20251231_10k.htm
    2026-02-27
    1mo ago
    14.8 MB ↗
  • 8-K
    FORM 8-K
    mpwr20260225_8k.htm· Items: 4.02
    2026-02-27
    1mo ago
    388 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72189.xml
    2026-02-17
    1mo ago
    29 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72131.xml
    2026-02-13
    2mo ago
    25 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72130.xml
    2026-02-12
    2mo ago
    12 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-12
    2mo ago
    8 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72116.xml
    2026-02-12
    2mo ago
    22 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72113.xml
    2026-02-11
    2mo ago
    5 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-11
    2mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72094.xml
    2026-02-10
    2mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72093.xml
    2026-02-10
    2mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72092.xml
    2026-02-10
    2mo ago
    13 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72090.xml
    2026-02-10
    2mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72091.xml
    2026-02-10
    2mo ago
    6 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-10
    2mo ago
    7 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-10
    2mo ago
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    xsl144X01/primary_doc.xml
    2026-02-06
    2mo ago
    6 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-06
    2mo ago
    5 KB ↗
  • 144
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    xsl144X01/primary_doc.xml
    2026-02-06
    2mo ago
    6 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-06
    2mo ago
    7 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-06
    2mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72042.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72043.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72038.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72039.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72040.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72041.xml
    2026-02-05
    2mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72011.xml
    2026-02-05
    2mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72009.xml
    2026-02-05
    2mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72010.xml
    2026-02-05
    2mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72012.xml
    2026-02-05
    2mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-72013.xml
    2026-02-05
    2mo ago
    13 KB ↗
  • 8-K
    FORM 8-K
    mpwr20251110_8k.htm· Items: 2.02,5.02,8.01,9.01
    2026-02-05
    2mo ago
    1.0 MB ↗
  • SCHEDULE 13G/A
    SCHEDULE 13G/A
    xslSCHEDULE_13G_X01/primary_doc.xml
    2026-02-05
    2mo ago
    12 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-04
    2mo ago
    6 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-04
    2mo ago
    6 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-04
    2mo ago
    5 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-04
    2mo ago
    5 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-04
    2mo ago
    4 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71999.xml
    2026-02-04
    2mo ago
    37 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-02-02
    2mo ago
    7 KB ↗
  • SCHEDULE 13G/A
    SCHEDULE 13G/A
    xslSCHEDULE_13G_X01/primary_doc.xml
    2026-01-08
    3mo ago
    11 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71763.xml
    2026-01-06
    3mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71761.xml
    2026-01-06
    3mo ago
    31 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2026-01-02
    3mo ago
    8 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71707.xml
    2025-12-30
    3mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71705.xml
    2025-12-29
    3mo ago
    15 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-12-29
    3mo ago
    5 KB ↗
  • 8-K
    FORM 8-K
    mpwr20251208_8k.htm· Items: 8.01,9.01
    2025-12-12
    4mo ago
    184 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71501.xml
    2025-12-11
    4mo ago
    6 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71423.xml
    2025-12-02
    4mo ago
    21 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-12-01
    4mo ago
    10 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71373.xml
    2025-11-28
    4mo ago
    21 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71371.xml
    2025-11-28
    4mo ago
    41 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-11-26
    4mo ago
    9 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-11-25
    4mo ago
    8 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71369.xml
    2025-11-25
    4mo ago
    5 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71358.xml
    2025-11-25
    4mo ago
    12 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-11-24
    4mo ago
    7 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71338.xml
    2025-11-24
    4mo ago
    5 KB ↗
  • 8-K
    FORM 8-K
    mpwr20251107_8k.htm· Items: 5.03,9.01
    2025-11-21
    4mo ago
    492 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-11-21
    4mo ago
    4 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71317.xml
    2025-11-20
    4mo ago
    35 KB ↗
  • 4
    PRIMARY DOCUMENT
    xslF345X05/marketforms-71316.xml
    2025-11-20
    4mo ago
    34 KB ↗
  • 144
    144
    xsl144X01/primary_doc.xml
    2025-11-19
    4mo ago
    6 KB ↗

Filings sourced directly from SEC EDGAR. Click any row to open the original document on sec.gov.

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