MPWR

MONOLITHIC POWER SYSTEMS INC
USCUSIP 609839105
Institutional Owners
7
+1 QoQ
13F Value Held
$5.8B
Insider Net · 180d
-$46K
0↑ 1↓
Recent Filings
1
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)5 adding · 2 trimming
Insider net (180d)−$46K
Price history not yet available for MPWR.

Top institutional holders

7 13F filers
#FundPosition valueSharesLast moveAs of
1VANGUARD CAPITAL MANAGEMENT LLC
$3.4B
3.08MNewQ1 2026
2STATE STREET CORP
$2.4B
2.19MAddedQ1 2026
3CITADEL ADVISORS LLC
$40.1M
36.7KReducedQ1 2026
4Gotham Asset Management, LLC
$24.6M
22.5KAddedQ1 2026
5Bridgewater Associates, LP
$13.1M
11.9KAddedQ1 2026
6Point72 Asset Management, L.P.
$1.6M
1.5KReducedQ1 2026
7MAVERICK CAPITAL LTD
$371K
588NewQ4 2023

Fund activity — latest quarter

Opened (NEW)
2
funds
Added
3
funds
Reduced
2
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$46K
1 insiders
Net
-$46K
1 P/S txns
Signal
Net Selling
open-market
DateInsiderRoleActionSharesValue
Jun 1, 2026Sciammas MauriceEVP, WW Sales & MarketingSell (S)30$46K

Institutional ownership over time

6 funds+2 since Q2 2022
036Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $5.9B

Funds that own MPWR also own

CompanyCo-held byCombined value
NVIDIA CORPORATIONNVDA4 funds$178.1B
APPLE INCAAPL4 funds$155.1B
MICROSOFT CORPMSFT4 funds$115.0B
AMAZON COM INCAMZN4 funds$84.1B
ALPHABET INCGOOGL4 funds$66.6B
BROADCOM INCAVGO4 funds$60.9B
ALPHABET INCGOOG4 funds$54.1B
META PLATFORMS INCMETA4 funds$51.9B
TESLA INCTSLA4 funds$43.5B
JOHNSON & JOHNSONJNJ4 funds$33.3B
ELI LILLY & COLLY4 funds$33.1B
CHEVRON CORPORATIONCVX4 funds$32.0B

Ranked by how many of MPWR's institutional holders also hold each name — a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

1 shown

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MPWR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.