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MPWR trades against a final fair-value range of $445.50-$897.61, with the midpoint set by the accepted valuation synthesis rather than earlier draft model outputs. Fair value range: low $446, high $898, with mid-point at $670.
Stock analysis

MPWR Monolithic Power Systems Inc. fair value $670–$898

MPWR
By StockMarketAgent.AI team· supervised by
Analysé: 2026-05-10Prochaine mise à jour: 2026-08-10Methodology v2.4Archetype: Growth infrastructureNASDAQ · Information Technology
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Cours
$1600.84
▼ -930.38 (-58.12%)
Juste valeur
$670
$670–$898
Notation
Vendre
confidence 48/100
Potentiel de hausse
-58.1%
upside to fair value
Marge de sécurité
$569.89
buy below · 15%
Capitalisation boursière
$78.6B
P/E fwd 53.1
Repli en anglaisFR
Affichage de la source anglaise pendant la traduction
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§1 Résumé

  • Composite fair value $670 with high case $898.
  • Implied downside of 58.1% to fair value.
  • Moat 6.5/10 · confidence 48/100 · Growth infrastructure.
  • Currently screens above fair value, so patience matters more than entry speed.
Fair value
$670
Margin of safety
-138.8%
Confidence
48/100
Moat
6.5/10

Educational analysis only — not financial advice. Always do your own due diligence.

$1,600.84Price
FV $670.46
High $897.61

MPWR trades against a final fair-value range of $445.50-$897.61, with the midpoint set by the accepted valuation synthesis rather than earlier draft model outputs.

  • Process IP in high-density power
    Process IP in high-density power management
  • Deep integration into next-gen AI
    Deep integration into next-gen AI server racks
  • Cycle upside
    Hyper-growth phase fueled by generation-defining AI infrastructure build-outs and electrification.

§2 Cas baissier

A cyclical downturn coinciding with multiple compression breaks momentum. If long-term revenue growthRevenue growthYear-over-year change in revenue, expressed as a percentage. The starting point for any forward-earnings model and the lens through which scale, mix, and pricing power become visible. fades to 3% without extreme margin expansion, intrinsic valueIntrinsic valueThe discounted present value of all cash a business will produce over its remaining life. The theoretical anchor for fair value, computed in practice as a range across explicit assumptions. violently resets toward our $422 cross-check floor.

Comment cette thèse peut échouer

AI Capex Plateau

· High

Hyperscaler data center spending normalizes, sharply curtailing demand for high-end power management ICs.

FV impact
Downside to $445 floor

Margin Mean Reversion

· Medium

Intensified competition from legacy analog peers compresses operating margins below historical 32% bounds.

FV impact
Significant multiple contraction

Valuation Reality Check

· High

Macro conditions trigger a strict repricing of hyper-growth multiples, collapsing the forward P/E back to a 25x terminal assumption.

FV impact
Convergence to $670 base fair value
Signaux d'alerte précoce à surveiller
MétriqueActuelSeuil de déclenchement
Book-to-bill ratio falling below 1.0MonitorDeterioration versus the report thesis
SBC as a percentage of revenue exceeding 10%MonitorDeterioration versus the report thesis
Hyperscaler capex growth turning negativeMonitorDeterioration versus the report thesis
Operating margins retreating below 30%MonitorDeterioration versus the report thesis
Slowing EV penetration rates reducing automotive semiconductor TAMMonitorDeterioration versus the report thesis

§3 Historique financier

Compte de résultat — six derniers exercices
PosteT−0T−1T−2T−3T−4TCAC
Période2021-12-312022-12-312023-12-312024-12-312025-12-31Trend
Chiffre d'affaires$1.21B$1.79B$1.82B$2.21B$2.79B+23.3%
Marge brute$685.5M$1.05B$1.02B$1.22B$1.54B+22.4%
Résultat d'exploitation$262.4M$526.8M$481.7M$539.4M$728.6M+29.1%
Résultat net$242.0M$437.7M$427.4M$1.59B$621.5M+26.6%
BPA (dilué)$5.05$9.05$8.76$36.59$12.86+26.3%
EBITDA$291.1M$563.9M$521.9M$575.8M$781.1M+28.0%
R&D$190.6M$240.2M$263.6M$324.7M$382.3M+19.0%
SG&A$232.4M$281.6M$275.7M$356.8M$428.8M+16.5%

Scores de qualité

OCF / Résultat net
1.35×
>1 indique une qualité élevée des résultats
Seuil de qualité comptable
Fail
Seuil ajusté au secteur
ROIC
16.2%
Rendement du capital investi
§3

Numbers analysis

Allocation du capital

Capital allocation should be evaluated against reinvestment needs, balance-sheet strength, and shareholder returns.

Abonnés individuels — à partir de §411 sections supplémentaires

Lire l'analyse complète — 11 sections supplémentaires.

Competitive moat, industry cycle, peer comparison, intrinsic valuation, sensitivity, scenarios, earnings decision tree, position management, investor perspectives, scorecard, and final recommendation.

Rapport complet pour chaque action couverte
24 mois d'archives de notations
Briefings de liste de suivi + alertes de changement de notation
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FAQ

MPWR — frequently asked questions

  1. Based on our latest analysis, MPWR looks meaningfully overvalued. The current price is $1601 versus a composite fair-value midpoint of $670 (range $446–$898), which implies roughly 58.1% downside to the midpoint.
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