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Monolithic Power Systems, Inc. (MPWR)

Sector
Information Technology
Industry
Semiconductors
Last price
$1243.11
As of

Kresmion compiles this page from MPWR's SEC filings, its 13F institutional holders and the market events Kresmion detects, each linked to its source.

MONOLITHIC POWER SYSTEMS, INC. (MPWR): 6 institutional managers tracked by Kresmion reported non-option positions in their 2026Q2 Form 13F filings, and the most recent SEC filing on record for the company is a Form 8-K filed 2026-09-10.

As of . Source: SEC EDGAR filings for MPWR. Method and limitations.

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You are seeing 5 of 15 signals recorded on MPWR since 2026-05-20.

The five above landed across 2 days. The other 10 were recorded on 2 other days. 11 of the 15 are institutional flow rows, which arrive in batches on filing days.

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Largest reported share positions in MPWR (2026Q2)

Manager / securityMarket value% portfolioQoQ
TWO SIGMA INVESTMENTS, LPCUSIP 609839105 · 2026Q2$263.3M0.19%,
MILLENNIUM MANAGEMENT LLCCUSIP 609839105 · 2026Q2$189.2M0.07%,
CITADEL ADVISORS LLCCUSIP 609839105 · 2026Q2$87.8M0.01%,
RENAISSANCE TECHNOLOGIES LLCCUSIP 609839105 · 2026Q2$87.2M0.12%,
Bridgewater Associates, LPCUSIP 609839105 · 2026Q2$4.3M0.02%,
D. E. Shaw & Co., Inc.CUSIP 609839105 · 2026Q2$4.2M0.00%,

Quarterly SEC Form 13F disclosures from the managers Kresmion tracks, not a complete ownership ranking. Non-option holdings only; reported put and call positions are excluded. Different securities are labeled by CUSIP. Values are reporting-period snapshots, not current position values. Filings can arrive up to 45 days after quarter-end.

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MPWR mentioned in Kresmion daily briefs

MPWR against its peers

MPWR's operating margin of 26.1% ranks in the 74th percentile of 20 Semiconductors sub-industry peers, fiscal periods ending between 2025-09-28 and 2026-05-02.

MetricMPWRPeer medianPercentilen
Revenue FY2.8B USD4.9B USD3319
Revenue YoYn/a7.7%n/a6
Gross margin55.2%53.6%6319
Operating margin26.1%13.4%7420
Net margin22.3%12.8%7420
Return on equity17.6%9.6%7420
P / E96.7x79.0x6813
1 year28.4%55.1%3216

Peers (20): ALAB, NXPI, ASX, STM, MCHP, CRDO, ON, GFS, TSEM, MTSI, QCOM, ADI, MRVL, FSLR, SITM, ARM, TXN, SWKS, MKSI, LSCC. Left out: IFNNY (no annual filing), UMC (period gap), KXIAY (no annual filing), CBRS (no annual filing), HHUSF (no annual filing). Fiscal periods ending between 2025-09-28 and 2026-05-02. Every figure is one full fiscal year read from one annual filing (MPWR: 10-K), reported in USD. Nothing is trailing twelve months and nothing is converted between currencies. Source: SEC EDGAR XBRL company facts (public domain); prices from Kresmion's daily equity market-data snapshot. Open the full comparison.

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