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The biggest fundamental opportunity lies in the rapid adoption of 800V DC data center architectures and high-density AI accelerator power stages.
Hyperscale cloud service providers pause AI accelerator deployments or introduce second-source analog merchant power ICs.
Monolithic Power Systems Inc. (MPWR) is a premier power management semiconductor supplier trading at an extreme valuation disconnect from fundamental cash flows, prompting a Sell rating with a composite Fair value of $764.11 against $1,253.85 (-39.1% implied return).
Monolithic Power Systems (MPWR) possesses one of the highest quality franchises in the analog and power semiconductor industry, supported by a Wide economic moat. Its proprietary monolithic BCD process co-packages power stages and control logic on a single die, delivering superior power density and thermal efficiency for artificial intelligence servers and automotive electronics. However, exceptional operational execution must be separated from stock valuation. At $1,253.85, the market assigns MPWR an aggressive forward P/E multiple of 38.76x, requiring a 31.85% 10-year CAGR under modeling.
Our fundamental valuation synthesis, anchored by Forward Earnings ($1,014.61 midpoint) and balanced by Multi-Stage Moat Fade ($675.34), Discounted Earnings ($579.47), and Owner Earnings ($349.72), establishes a composite Fair value of $764.11. This indicates a 64.09% market price premium and an implied return of -39.06%. While Enterprise Data revenue surged 164.3% YoY in Q2 2026 and management extended its capacity goals beyond a $6.0B annual run rate, the current valuation leaves no margin of safety against cyclical downshifts, distributor de-stocking, or merchant analog second-sourcing.4
Against the external analyst consensus 12-month price target present-value equivalent of $1,641.24 (derived from an undiscounted mean of $1,829.80 across 15 analyst opinions), our Fair value reflects a -53.4% divergence. Sell-side models extrapolate peak-cycle multiples (>45x-50x) that ignore the lack of non-cancelable order commitments, extreme distributor customer concentration (Distributor A at 26%, Distributor B at 18%), and heavy geographic concentration in Greater China ($1,544.27M, 55.3%) and Taiwan ($550.11M, 19.7%). We recommend investors sell or avoid the shares.47
MPWR holds over 30% market share in CPU and GPU power management sockets, with Enterprise Data revenue surging 164.3% YoY in Q2 2026 to $380.6M.4
With $1,099.30M in cash and just $24.10M in debt, the company fully funds its $6B+ capacity expansion from operational cash flows ($838.20M in FY2025).346
Custom qualification into motherboard reference architectures creates high barrier switching costs, while sampling 800V DC and DDR5 memory modules expands addressable dollar content.4
Sell. While Monolithic Power Systems is an exceptional semiconductor business with a Wide competitive moat, the shares trade at $1,253.85 well above composite Fair value of $764.11 (-39.1% implied return), leaving no margin of safety against execution or cyclical risks.
Monolithic Power Systems, Inc. (MPWR), founded in 1997 by CEO Michael Hsing, is a fabless semiconductor company providing high-performance, semiconductor-based power electronics solutions. MPWR integrates deep system-level knowledge, semiconductor design expertise, and proprietary process technologies to produce monolithic power management ICs that reduce overall system energy consumption and board footprint.
The company serves diverse high-growth end markets. As of Q2 2026, its revenue comprises Enterprise Data (38.8%), Storage & Computing (20.4%), Automotive (16.0%), Communications (13.4%), Consumer (5.8%), and Industrial (5.6%). Key offerings include multi-phase core power stages for artificial intelligence processors, optical module power ICs, automotive ADAS power management, and emerging 800V data center power architectures.
Under a severe cyclical stress test combining a pause in hyperscale cloud server buildouts, aggressive merchant analog price discounting, and cost penalties from duplicating backend capacity outside China, MPWR's fair value contracts toward $574.40. In this stress narrative, enterprise data revenue growth decelerates below 10% YoY, operating margins compress from the 31.0% GAAP level achieved in Q2 2026 toward 25.0% due to unabsorbed transformation capacity capex ($172.01M in FY2025), and terminal valuation multiples compress 20% toward mature peer valuations.
In the bear scenario, cloud service providers pause accelerator deployments to digest capacity, and merchant analog competitors capture second-source allocations. Without non-cancelable order commitments, shipment volumes decelerate rapidly. Simultaneously, non-China fab expansion costs weigh on gross margins, leading to lower earnings power and multiple compression.
Cloud service providers pause accelerator deployments or multi-source power management modules, cutting enterprise data growth below 10% YoY versus management's 130% target, severely depressing consensus revenue expectations.14
Die fünf Entwicklungen, die unsere Anlagethese schwächen würden.
Deceleration below 15% signals hyperscaler capex digestion and market share erosion to multi-sourcing merchant power IC competitors, impairing multi-year revenue growth expectations.
Aktuell:164.3% YoY in Q2 2026
Alarm, wennBelow 15.0% YoY
Monolithic Power Systems possesses a Wide economic moat rooted in high switching costs and proprietary process intellectual property. At the device level, MPWR's proprietary monolithic Bipolar-CMOS-DMOS (BCD) process integrates power MOSFETs, analog control circuitry, and precision logic onto a single silicon die. This monolithic approach minimizes parasitic inductance, reduces physical footprint, and provides superior thermal dissipation compared to standard multi-chip discrete modules. In high-density artificial intelligence compute environments, where power delivery to accelerator clusters has escalated from 40kW to over 100kW per rack, these efficiency advantages translate directly into power loss reductions and system reliability gains.
At the platform level, high switching costs protect MPWR's market position once its power management solutions are designed into complex motherboards and accelerator modules. Designing power delivery stages requires custom co-optimization with tier-one semiconductor architectures and complex firmware programming. Displacing an incumbent power solution mid-cycle imposes prohibitive engineering risks, requalification delays, and potential thermal failure liabilities for server OEMs and hyperscalers. Management confirmed that MPWR's market share in CPU and accelerator core power comfortably exceeds 30%. Supported by an expanding solution breadth covering top-of-rack power, optical networking modules, and 800V DC distribution, MPWR's structural moat remains robust even as broader industry competition intensifies.
MPWR generates substantial economic profits, earning returns on invested capital well above its moderate computed cost of capital (WACC of 11.49% and Ke of 11.49%). With FY2025 operating income of $728.64M on revenue of $2,790.46M, and a pristine net cash balance sheet with $1,099.30M in cash against $24.10M of total debt, invested capital generates durable economic rents.236
Each lens answers a different valuation question. Only included lenses set Fair value; floors and diagnostics provide context.
The highlighted cell is Fair value when every assumption sits at its base level ($764.11). Each row and column shows what Fair value becomes when one assumption moves.
A free-cash-flow drop test is not available in this run; use the discount-rate and terminal-growth grid as the primary valuation pressure test.
In the base scenario, MPWR executes on its multi-year data center and automotive expansion. Enterprise Data revenue achieves the 130% target floor for FY2026 while automotive revenue grows in the mid-teens. Operating margins expand to 33.0% over the five-year horizon. However, terminal discounting at 11.49% Ke yields a fair value of $764.11, well below the prevailing market price.4
Even if quarterly results surpass the top end of guidance, the stock trades at an elevated forward multiple and premium to fundamental value, meaning operational beats do not close the valuation gap.
In-line execution fulfills consensus expectations but leaves shares exposed to valuation multiple compression toward historical norms.
A miss would indicate that second-sourcing or cloud capex pauses are taking hold, accelerating multiple de-rating toward fundamental cash flow support.
Earnings quality is robust, highlighted by 79.1% operating cash flow conversion into free cash flow ($663.26M FCF vs $838.20M operating CF in FY2025). GAAP gross margin of 55.2% closely tracks non-GAAP gross margin of 55.6% in Q2 2026. Stock-based compensation of $53.55M in Q2 2026 represents 5.5% of revenue, which is well-aligned with the semiconductor industry average of 5.0%.56
Consensus estimate momentum has been positive following strong Q2 results and management guidance. FY2026 consensus diluted EPS was revised upward to $27.52 and FY2027 consensus EPS rose to $35.16. FY2026 revenue estimates increased to $4,159.45M and FY2027 revenue estimates rose to $5,313.85M, driven by management raising the Enterprise Data full-year growth floor to 130%.14
Operating cash generation is robust, with FY2025 operating cash flow reaching $838.20M and free cash flow reaching $663.26M after deducting $172.01M of capital expenditures. In Q2 2026, operating cash flow was $227.9M and cash, equivalents, and short-term investments rose to $1,413.8M. Working capital discipline is evident in accounts receivable DSO of 32 days and inventory days of 140 days (or 121 days on forward revenue). However, stock-based compensation of $53.55M in Q2 2026 represents 5.5% of revenue, which is a notable cash flow normalization factor.
Return on invested capital is supported by asset-light monolithic design leverage and operating margin expansion from 26.11% in FY2025 ($728.64M operating income on $2,790.46M revenue) to 31.0% GAAP operating margin in Q2 2026, trending toward a modeled 33.0% by FY2030.
Economic profit spreads are strongly positive. Invested capital generates returns substantially above the computed WACC of 11.49% and cost of equity of 11.49%, confirming durable economic moat rents.
| Umsatz | 980.642.000 $ |
|---|---|
| Umsatzkosten | 439.572.000 $ |
| Bruttogewinn | 541.070.000 $ |
| Betriebliche Aufwendungen | 237.176.000 $ |
| Betriebsergebnis | 303.894.000 $ |
| Nicht operative Posten und Steuern | -46.596.000 $ |
| Nettogewinn | 257.298.000 $ |
| Gesamtvermögen | 4.194.199.000 $ |
|---|---|
| Liquide Mittel | 1.099.302.000 $ |
| Umlaufvermögen | 2.183.802.000 $ |
| Gesamtverbindlichkeiten | 662.702.000 $ |
| Kurzfristige Verbindlichkeiten | 369.365.000 $ |
| Eigenkapital | 3.531.497.000 $ |
| Nettogewinn | 621.483.000 $ |
|---|---|
| Operativer Mittelzufluss | 901.487.000 $ |
| Abschreibungen | 52.513.000 $ |
| Aktienbasierte Vergütung | 227.491.000 $ |
| Operativer Cashflow | 838.202.000 $ |
| Operativer Mittelabfluss | 63.285.000 $ |
| Verfügbare Zahlungsmittel | 1.542.653.000 $ |
| Anfangsbestand Zahlungsmittel | 691.941.000 $ |
| Wechselkurseffekt | 12.510.000 $ |
| Mittelabfluss aus Investitionen | 157.269.000 $ |
| Mittelabfluss aus Finanzierung | 285.863.000 $ |
| Endbestand Zahlungsmittel | 1.099.521.000 $ |
| Cashflow aus Investitionstätigkeit | -157.269.000 $ |
| Cashflow aus Finanzierungstätigkeit | -285.863.000 $ |
Quelle: SEC EDGAR · Eingereicht 2026-02-27 · SEC EDGAR
| Umsatz nach Region | Umsatz | Anteil | ggü. Vj. |
|---|---|---|---|
| China | 1,5 Mrd. $ | 55,3 % | 31,1 % |
| Taiwan | 550,1 Mio. $ | 19,7 % | -4,8 % |
| South Korea | 252,7 Mio. $ | 9,1 % | 50,5 % |
| South East Asia | 148,1 Mio. $ | 5,3 % | 88,1 % |
| Europe | 113,5 Mio. $ | 4,1 % | 30,6 % |
| United States | 96,7 Mio. $ | 3,5 % | 75,1 % |
| Japan | 84,4 Mio. $ | 3 % | 36,9 % |
| Other Region | 484.000 $ | 0 % | 56,1 % |
Punktbezogene Finanzdaten der Analyse vom 2026-10-20.
| Periode | Umsatz | EBITDA | Nettogewinn | Operativer Cashflow | Freier Cashflow | Investitionsausgaben | Abschreibungen | Aktienbasierte Vergütung | Aktienrückkäufe | Gezahlte Dividenden | Netto-Schuldenaufnahme | Cashflow aus Investitionstätigkeit | Cashflow aus Finanzierungstätigkeit | Anfangsbestand Zahlungsmittel | Endbestand Zahlungsmittel | Liquidität und Anlagen | Gesamtverschuldung | Operative Marge | ROIC | WACC | ROIC−WACC-Spanne |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016-12-31 | 388,7 Mio. $ | 68,9 Mio. $ | 52,7 Mio. $ | 107,8 Mio. $ | 70,7 Mio. $ | 37,1 Mio. $ | 14,7 Mio. $ | 45 Mio. $ | — | 33,1 Mio. $ | — | -55,7 Mio. $ | -28,1 Mio. $ | — | 112,8 Mio. $ | 268,2 Mio. $ | — | 14,0 % | — | — | — |
| 2017-12-31 | 470,9 Mio. $ | 94,8 Mio. $ | 65,2 Mio. $ | 133,8 Mio. $ | 68,1 Mio. $ | 65,8 Mio. $ | 16,1 Mio. $ | 52,6 Mio. $ | — | 33,9 Mio. $ | — | -134,1 Mio. $ | -31,3 Mio. $ | 112,8 Mio. $ | 82,9 Mio. $ | 299,1 Mio. $ | — | 16,4 % | — | — | — |
| 2018-12-31 | 582,4 Mio. $ | 127,7 Mio. $ | 105,3 Mio. $ | 141,5 Mio. $ | 118,9 Mio. $ | 22,5 Mio. $ | 12,3 Mio. $ | 60,6 Mio. $ | — | 47,5 Mio. $ | — | -14,7 Mio. $ | -34,6 Mio. $ | 82,9 Mio. $ | 172,8 Mio. $ | 377,3 Mio. $ | — | 19,5 % | — | — | — |
| 2019-12-31 | 627,9 Mio. $ | 119,9 Mio. $ | 108,8 Mio. $ | 216,3 Mio. $ | 120,5 Mio. $ | 95,8 Mio. $ | 14,9 Mio. $ | 78,7 Mio. $ | — | 67,3 Mio. $ | — | -167,1 Mio. $ | -48,1 Mio. $ | 172,8 Mio. $ | 173,1 Mio. $ | 455,4 Mio. $ | 2,4 Mio. $ | 16,3 % | — | 7,5 % | — |
| 2020-12-31 | 844,5 Mio. $ | 185,9 Mio. $ | 164,4 Mio. $ | 267,8 Mio. $ | 212,2 Mio. $ | 55,6 Mio. $ | 19,2 Mio. $ | 85,6 Mio. $ | — | 88,8 Mio. $ | — | -39,2 Mio. $ | -71,6 Mio. $ | 173,1 Mio. $ | 335,1 Mio. $ | 595,1 Mio. $ | 3,1 Mio. $ | 18,8 % | — | 5,3 % | — |
| 2021-12-31 | 1,2 Mrd. $ | 300,9 Mio. $ | 242 Mio. $ | 320 Mio. $ | 225,6 Mio. $ | 94,4 Mio. $ | 28,7 Mio. $ | 123,5 Mio. $ | 0 $ | 109,4 Mio. $ | — | -378,9 Mio. $ | -90,2 Mio. $ | 335,1 Mio. $ | 189,4 Mio. $ | 725,1 Mio. $ | 5,8 Mio. $ | 21,7 % | — | 5,8 % | — |
| 2022-12-31 | 1,8 Mrd. $ | 562,1 Mio. $ | 437,7 Mio. $ | 246,7 Mio. $ | 187,8 Mio. $ | 58,8 Mio. $ | 37,1 Mio. $ | 161 Mio. $ | 0 $ | 138 Mio. $ | — | -12,5 Mio. $ | -128,8 Mio. $ | 189,4 Mio. $ | 288,7 Mio. $ | 737,9 Mio. $ | 1,7 Mio. $ | 29,4 % | — | 8,8 % | — |
| 2023-12-31 | 1,8 Mrd. $ | 546 Mio. $ | 427,4 Mio. $ | 638,2 Mio. $ | 580,6 Mio. $ | 57,6 Mio. $ | 40,2 Mio. $ | 149,7 Mio. $ | 3,7 Mio. $ | 185,8 Mio. $ | — | -178,7 Mio. $ | -183,7 Mio. $ | 288,7 Mio. $ | 561,2 Mio. $ | 1,1 Mrd. $ | 5,6 Mio. $ | 26,5 % | — | 9,1 % | — |
| 2024-12-31 | 2,2 Mrd. $ | 609,3 Mio. $ | 1,6 Mrd. $ | 788,4 Mio. $ | 642,3 Mio. $ | 146,1 Mio. $ | 36,4 Mio. $ | 205,6 Mio. $ | 636,2 Mio. $ | 240,6 Mio. $ | — | 223 Mio. $ | -872,2 Mio. $ | 561,2 Mio. $ | 691,9 Mio. $ | 862,9 Mio. $ | 15,8 Mio. $ | 24,4 % | — | 9,4 % | — |
| 2025-12-31 | 2,8 Mrd. $ | 818,7 Mio. $ | 621,5 Mio. $ | 838,2 Mio. $ | 663,3 Mio. $ | 172 Mio. $ | 52,5 Mio. $ | 227,5 Mio. $ | 6,6 Mio. $ | 284,8 Mio. $ | — | -157,3 Mio. $ | -285,9 Mio. $ | 691,9 Mio. $ | 1,1 Mrd. $ | 1,3 Mrd. $ | 24,1 Mio. $ | 26,1 % | — | 10,7 % | — |
Monolithic Power Systems Inc. (MPWR) trades at 38.8x forward earnings against a peer median of 59.9x. Its EV/EBITDA of 60.2x compares with a peer median of 38.7x. The comparison uses 4 peers: Microchip Technology Incorporated, Datadog Inc., Fortinet Inc. and Arm Holdings plc, as of 2026-10-20.
MPWR is actively expanding manufacturing capacity beyond a $6.0B revenue run rate, having invested $172.01M in FY2025 capital expenditures. Across the semiconductor industry, capex-to-revenue stands at 4.4% and capex-to-depreciation is 1.27x, reflecting an ongoing capacity build cycle driven by artificial intelligence compute demand.46
In an extended semiconductor bull cycle, rack power density surges from 40kW to over 100kW per cluster, driving 130%+ annual growth in Enterprise Data power revenue. Accelerated adoption of 800V DC architectures and mid-teens automotive power expansion lift consolidated revenue toward consensus estimates of $4,159.45M in FY2026 and $5,313.85M in FY2027.
In a cyclical downturn or cloud capex digestion phase, hyperscale cloud customers pause accelerator deployments and work through existing component inventory. Lack of non-cancelable order terms leaves MPWR exposed to order push-outs, dropping enterprise data growth toward single digits and reducing fab capacity utilization.
MPWR is positioned as a critical enabler of high-efficiency AI power delivery, holding >30% market share in core processor power stages. However, high distributor customer concentration (Distributor A at 26%, Distributor B at 18%) and heavy revenue concentration in Greater China ($1,544.27M, 55.3%) and Taiwan ($550.11M, 19.7%) make its cycle positioning sensitive to supply chain bottlenecks and trade policy friction.47
Given our Sell rating, a -39.06% implied return to composite house fair value ($764.11 vs market price $1,253.85), and an aggressive reverse DCF hurdle requiring 31.85% EPS CAGR, no allocation is warranted for fundamental capital.3
Risk management requires strict position discipline given MPWR's high valuation sensitivity. With adjusted beta of 1.52 and raw beta of 1.61, the stock exhibits elevated volatility. Investors should avoid chasing momentum at forward P/E multiples of 38.76x when underlying revenue concentration in Greater China and Taiwan exceeds 75%.
Trading at $1,253.85, shares sit 64.09% above composite fair value ($764.11). An implied reverse DCF growth requirement of 31.85% CAGR leaves zero margin of safety.3
Elevated customer concentration through distributors (44% across top two) and regional exposure to Greater China/Taiwan (75%) do not justify holding shares at 38.76x forward P/E.37
While near-term estimate momentum is positive, the risk of multiple compression far outweighs residual upside potential, recommending immediate capital preservation.
We maintain a Sell rating on Monolithic Power Systems Inc. (MPWR). At $1,253.85, the stock trades well above our composite Fair value of $764.11, representing -39.1% implied return. While MPWR is a premier power semiconductor franchise, market pricing reflects extreme optimism, requiring a 31.85% 10-year EPS CAGR that leaves no margin of safety against cyclical moderation or competitive second-sourcing.
Our Fair value of $764.11 sits 53.4% below the present-value equivalent of the analyst consensus 12-month price target ($1,641.24, discounted at 11.49% Ke from an undiscounted mean of $1,829.80). Consensus targets extrapolate peak-cycle multiples (>45x-50x) that ignore non-cancelable order risks, customer concentration, and non-China supply chain duplication costs.
Capture your own thesis, position size, and follow-up questions. Stays on this device, only you can see it.
The records this analysis drew on, as they stood when it was run.
Not every cited input appears here: internal calculations and intermediate model outputs have no external record, and some citations could not be matched to one.
Aggressive price competition in power ICs and cost inflation from expanding system assembly outside China compress operating margins below FY2025 levels of 26.11%, contradicting modeled expansion to 33.0%.46
As enterprise data center buildouts mature, terminal valuation compresses 20% from the modeled 28.0x toward mature semiconductor peer levels like Microchip at 16.55x.3
A 200 bps increase in discount rate over computed Ke moderate of 11.49%, aligning closer to raw regression beta of 1.61, drives substantial valuation contraction.2
Gross margin falling to 52% or lower indicates price discounting against merchant analog suppliers or severe cost friction from non-China backend qualification, invalidating socket switching cost pricing power.
Aktuell:55.2% in Q2 2026
Alarm, wennAt or below 52.0%
Re-concentration above 30% exposes revenue stability to distributor inventory de-stocking and single-point channel disruption.
Aktuell:26.0% of FY2025 revenue
Alarm, wennAbove 30.0% of revenue
Lack of geographic diversification exposes operations to trade export restrictions and tariff shocks, impairing delivery to Western enterprise customers.
Aktuell:75.0% of FY2025 revenue ($1,544.3M China, $550.1M Taiwan)
Alarm, wennFailure to reduce below 70.0% by FY2027
Inventory expanding above 165 days indicates that end-market absorption is slowing while non-cancelable order protections remain absent, signaling impending production cuts and utilization drag.
Aktuell:140 days in Q2 2026 (121 days on forward revenue)
Alarm, wennAbove 165 days
| medium |
| 24 to 36 months |
| Expanding research and development investment ($118.62M in Q2 2026) into advanced packaging, UL system qualification, and hybrid monolithic architectures.4 |
| Supply Chain Duplication Cost Friction Outside Greater China | low | 12 to 18 months | Disciplined pricing policies where customers requesting non-China supply chains absorb incremental manufacturing and qualification costs.4 |
Under the moderate discount rate, 134 $ comes from forecast-period earnings and 458 $ from the long-term value, totaling 592 $.
Project EPS through the explicit advantage period, fade growth as competition catches up, and discount the full stream at cost of equity.
Apply a terminal P/E to the dated forward EPS path, then discount that future share value back to the analysis date.
Add depreciation to net income, subtract maintenance capex, divide by diluted shares, and apply a normalized valuation multiple.
Solve for the growth rate that makes the model value equal the report-date share price.
In the bull scenario, hyperscale AI server cluster buildouts accelerate unabated. Power delivery architectures scale from 40kW to over 100kW per rack, driving strong module content growth. MPWR's proprietary monolithic BCD power stages maintain dominant market share, lifting operating margins toward 35% as capacity crosses the $6B run rate.4
Gross margin measures socket pricing power and absorption of non-China backend manufacturing costs.4
Secures next-generation high-voltage socket content in AI data centers beyond current GPU power rails.4
| $6.38B |
| $7.33B |
| $8.21B |
| Operating income | $1.27B | $1.69B | $2.07B | $2.40B | $2.71B |
| NOPAT | $1.05B | $1.39B | $1.71B | $1.98B | $2.23B |
| Residual cash after reinvestment policy | $993.53M | $1.32B | $1.62B | $1.88B | $2.12B |
| Revenue growth | 49.1% | 27.8% | 20.0% | 15.0% | 12.0% |
| Operating margin | 30.5% | 31.8% | 32.5% | 32.8% | 33.0% |
| Tax rate | 17.6% | 17.6% | 17.6% | 17.6% | 17.6% |
| Reinvestment rate | 5.0% | 5.0% | 5.0% | 5.0% | 5.0% |
| Terminal growth | 3.5% | 3.5% | 3.5% | 3.5% | 3.5% |
MPWR maintains a conservative capital allocation posture supported by a pristine net cash balance sheet. As of December 31, 2025, cash and cash equivalents totaled $1,099.30M against total debt of just $24.10M. The company prioritizes internal reinvestment, deploying $172.01M in FY2025 capital expenditures to expand manufacturing capacity beyond a $6.0B annual revenue run rate. Shareholder returns are delivered through cash dividends ($2.00 per common share paid in Q3 2026) and a recently authorized $1.0B total share repurchase program, while avoiding debt-fueled acquisitions.
GAAP operating margin expanded from 26.11% in FY2025 ($728.64M operating income on $2,790.46M revenue) to 31.0% in Q2 2026.
Operating leverage is scaling effectively, but sustaining 33.0% modeled operating margins requires continuous capacity utilization above $5B in revenue.
Free cash flow was $663.26M in FY2025, converting 79.1% of operating cash flow ($838.20M) despite $172.01M in capex.
MPWR fully self-funds its capacity buildout to a $6B+ run rate without issuing debt or diluting equity.
Distributor A generated 26.0% and Distributor B generated 18.0% of FY2025 revenue.
Inventory adjustments or contractual disputes across these two distributors could abruptly distort quarterly revenue recognition.
| Marge |
|---|
| MPWR | Monolithic Power Systems Inc. | $61.6B | 38.8x | 18.8x | 60.2x | 22.0% | — |
| MCHP | Microchip Technology Incorporated | $41.2B | 16.5x | 8.0x | 30.2x | 7.2% | 24.0% |
| DDOG | Datadog Inc. | $93.5B | 87.2x | 23.6x | 4.7% | 0.7% | |
| FTNT | Fortinet Inc. | $125.8B | 45.4x | 16.7x | 47.1x | 117.4% | 33.6% |
| ARM | Arm Holdings plc | $243.6B | 74.5x | 47.2x | 13.4% | 7.6% |
| Automotive Electrification and ADAS Penetration | positive | Expanding electronic content in ADAS and infotainment supports mid-teens annual automotive growth with over 1,500 new socket design wins logged year-to-date. |
| Geopolitical Supply Chain Bifurcation | neutral | Western OEMs mandate manufacturing footprints outside China, requiring MPWR to qualify non-China foundries and assembly partners, which adds logistical expense offset by premium customer pricing. |
| Provides a substantial margin of safety below composite Fair value, aligning with conservative cash-flow and multi-stage fade support levels. |
| Below 55.2% |
| Re-evaluate socket pricing resilience and assess merchant analog competition. |
| Days of Inventory (DOI) | Above 160 days | Investigate whether channel distributors are over-stocked ahead of customer deployment pauses. |
