MPWR · Technology
MONOLITHIC PWR SYS INC
Smart-money confidence
· 1 of 3 sources firing
Bearish — money moving out
No standout activity across the feeds we track.
Hedge funds
32
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s. ·
how the score works
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Not financial advice. Bogen Capital surfaces public SEC filings — you decide what to do with them.
Market cap
$66.0B
Industry
Semiconductors
Sector
Technology
Exchange
NasdaqGS
About MONOLITHIC PWR SYS INC
Monolithic Power Systems, Inc. provides semiconductor-based power electronics solutions in China, Taiwan, South Korea, Southeast Asia, Europe, the United States, Japan, and internationally. The company offers direct current (DC) to DC solutions to convert and control voltages within a range of electronic systems, such as cloud-based and on-premises CPU servers and workstations, AI systems, memory, storage solutions, notebooks, infotainment, power sources, home appliances, network infrastructure, and satellite communications. It also provides alternating current (AC) to DC; driver…
Who's behind the signal
Every informed buyer we can see on MPWR, across all three feeds.
Hedge funds · 6
Bridgewater Associates (Dalio)
New position
Gotham Asset Mgmt (Greenblatt)
Increased +3%
AQR Capital Management
Increased +23%
Millennium Management (Englander)
Decreased −86%
Citadel Advisors
Decreased −96%
D.E. Shaw & Co
Decreased −7%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Congressional trade history · 1
Every disclosed buy & sell on record — STOCK Act filings
| Trade date | Member | Chamber | Action | Amount |
|---|---|---|---|---|
| 2026-06-05 | Byron Donalds | House | SOLD | $1,001 - $15,000 |
Not a model pick — but on our radar.
MONOLITHIC PWR SYS INC isn't in the top-10 model right now, but 6 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
6
Investors
1
New positions
2
Increasing
3
Decreasing
0
Unchanged
Price History
Loading price data...
Return:
High:
Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.3×
% of portfolio
0.0%
Position change
NEW
0.0% of Bridgewater Associates's portfolio
Trust weight: 1.1×
% of portfolio
0.1%
Position change
+3%
0.1% of Gotham Asset Mgmt's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
+23%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−86%
0.0% of Millennium Management's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−96%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−7%
0.0% of D.E. Shaw & Co's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to MONOLITHIC PWR SYS INC
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell MONOLITHIC PWR SYS INC or any security.
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