Monolithic Power Systems, Inc.

BIT:1MPWR Stock Report

Market Cap: €54.8b

Monolithic Power Systems Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

BIT:1MPWR Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
27 May 26Sell€11,056,172Saria TsengIndividual7,565€1,461.49
26 May 26Sell€702,744Jeff ZhouIndividual486€1,445.98
26 May 26Sell€31,235Robert DeanIndividual22€1,419.78
22 May 26Sell€6,838,307Saria TsengIndividual5,000€1,367.66
18 May 26Sell€5,373Robert DeanIndividual4€1,343.17
18 May 26Sell€50,959,297Michael HsingIndividual40,000€1,307.21
06 May 26Sell€2,071,331Jeff ZhouIndividual1,514€1,403.99
06 May 26Sell€451,145Eileen WynneIndividual335€1,346.70
06 May 26Sell€42,235,749Deming XiaoIndividual30,000€1,413.67
06 May 26Sell€16,183,677Eugen ElmigerIndividual12,000€1,361.56
05 May 26Sell€514,219Maurice SciammasIndividual380€1,353.21
11 Feb 26Sell€198,897Maurice SciammasIndividual200€994.48
06 Feb 26Sell€54,450,117Michael HsingIndividual54,923€991.39
06 Feb 26Sell€21,537,949Theodore BlegenIndividual21,725€991.39
06 Feb 26Sell€22,678,048Maurice SciammasIndividual22,875€991.39
06 Feb 26Sell€22,678,048Deming XiaoIndividual22,875€991.39
06 Feb 26Sell€22,678,048Saria TsengIndividual22,875€991.39
26 Nov 25Sell€31,575,011Saria TsengIndividual40,000€802.45
25 Nov 25Sell€77,534Kuo Wei ChangIndividual100€775.34
24 Nov 25Sell€3,088,877Maurice SciammasIndividual3,976€776.88
21 Nov 25Sell€76,000Kuo Wei ChangIndividual100€760.00
19 Nov 25Sell€26,677,890Maurice SciammasIndividual35,000€767.99
12 Nov 25Sell€63,884,243Michael HsingIndividual77,000€845.40
05 Nov 25Sell€171,942Maurice SciammasIndividual200€859.71
29 Aug 25Sell€2,895,410Eugen ElmigerIndividual4,000€726.16
27 Aug 25Sell€144,654Jeff ZhouIndividual193€749.51
15 Aug 25Sell€14,324,612Michael HsingIndividual20,231€714.29
13 Aug 25Sell€290,224Jeff ZhouIndividual400€725.56
12 Aug 25Sell€142,196Jeff ZhouIndividual200€710.98
01 Aug 25Sell€1,948,725Theodore BlegenIndividual3,000€649.58
01 Aug 25Sell€27,021,644Deming XiaoIndividual39,999€675.56

Insider Trading Volume

Insider Buying: 1MPWR insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 1MPWR?
Owner TypeNumber of SharesOwnership Percentage
State or Government48,9610.0986%
Individual Insiders1,749,6893.52%
Institutions47,875,45396.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 64.36% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
12.4%
BlackRock, Inc.
6,072,467€6.8b1.85%0.09%
8.45%
FMR LLC
4,150,934€4.6b11%0.24%
6.28%
Vanguard Capital Management, LLC
3,083,449€3.4b0%0.07%
5.12%
Vanguard Portfolio Management, LLC
2,516,492€2.8b0%0.15%
4.45%
State Street Global Advisors, Inc.
2,188,454€2.4b0.37%0.08%
4.04%
T. Rowe Price Group, Inc.
1,984,576€2.2b-17.9%0.21%
2.91%
Geode Capital Management, LLC
1,432,066€1.6b3.6%0.09%
2.02%
Michael Hsing
994,128€1.1b-3.87%no data
1.88%
Franklin Resources, Inc.
925,566€1.0b-11.6%0.33%
1.72%
UBS Asset Management AG
842,618€939.5m11.2%0.08%
1.58%
Invesco Ltd.
774,048€863.0m0.87%0.24%
1.48%
Norges Bank Investment Management
726,705€810.3m0%0.06%
1.45%
Invesco Capital Management LLC
711,045€792.8m6.56%0.22%
1.2%
First Trust Advisors LP
591,353€659.3m-15.7%0.41%
1.16%
Massachusetts Financial Services Company
567,769€633.1m-0.52%0.17%
1.07%
Van Eck Associates Corporation
524,571€584.9m4.43%0.37%
1%
Northern Trust Global Investments
489,120€545.4m1.12%0.07%
0.87%
JP Morgan Asset Management
427,878€477.1m0.34%0.05%
0.8%
Voya Investment Management LLC
393,559€438.8m15.8%0.49%
0.77%
Legal & General Investment Management Limited
380,089€423.8m6.58%0.09%
0.77%
Brown Advisory Incorporated
379,897€423.6m-24.1%0.71%
0.77%
Charles Schwab Investment Management, Inc.
376,374€419.7m3.01%0.06%
0.76%
RBC Global Asset Management Inc.
371,922€414.7m674%0.22%
0.73%
Barclays PLC
359,668€401.0m-12.4%0.24%
0.72%
Eaton Vance Management
353,406€394.0m4.57%0.08%

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/07/08 13:22
End of Day Share Price 2026/07/07 00:00
Earnings2026/03/31
Annual Earnings2025/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Monolithic Power Systems, Inc. is covered by 25 analysts. 15 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Tristan GerraBaird
Brian PiccioniBMO Capital Markets Equity Research
Nicholas AberleBrean Capital Historical (Janney Montgomery)