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NASDAQ · Technology

Monolithic Power Systems, Inc. (MPWR)

Monolithic Power Systems, Inc. brought in $3.7B of revenue over the twelve months to September 30, 2026, up 40.5% from a year earlier. Net income was $893.2M, a net margin of 23.9%. Operating cash flow minus capital spending left $666.2M of free cash flow in fiscal 2025. At September 30, 2026 it held $560.5M in cash. Its latest periodic report to the SEC is the quarterly report (10-Q) filed on November 3, 2026.

Free, no password. An email when MPWR files with the SEC.

Price
$1,354.94
-2.39% on the day · November 10, 2026
52-week range $833.18 to $1,714.09
Market cap
$66.6B
Revenue (last 12 months)
$3.7B
+40.5% year on year
Net margin
23.9%
P/E
105.4
on FY2025 diluted EPS

Key facts about Monolithic Power Systems, Inc.

Net worth
Monolithic Power Systems, Inc. has a market value (market cap) of $66.6B at the latest share price, and shareholders' equity of $3.7B on its balance sheet at September 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.
Revenue and profit
In fiscal 2025 revenue was $2.8B (+26.4% year on year), with net income of $621.5M. Over the 12 months to September 30, 2026: revenue $3.7B, net income $893.2M.
Cash flow
In fiscal 2025 operations brought in $838.2M of cash; after $172M of capital spending, free cash flow was $666.2M.
Latest report
The latest periodic report (quarterly report, 10-Q) was filed with the SEC on November 3, 2026 and covers the period to September 30, 2026. Open on SEC EDGAR
Next earnings report
Monolithic Power Systems, Inc.'s next report is expected around February 4, 2027. That is an estimate from its filing rhythm, not a date the company has announced.
Dividend
Monolithic Power Systems, Inc. declared dividends of $6.24 per share in fiscal 2025, a yield of 0.46% at the current price.

What Monolithic Power Systems, Inc. does

Monolithic Power Systems designs and sells integrated power semiconductor solutions and power delivery systems. Its chips regulate voltage and manage power distribution in computing, automotive electronics, industrial machinery, telecommunications equipment, and consumer devices. Its shares trade on NASDAQ under the ticker MPWR.

Revenue and profit by year

Revenue
FY18: $582.4M $582.4M FY18FY19: $627.9M $627.9M FY19FY20: $844.5M $844.5M FY20FY21: $1.2B $1.2B FY21FY22: $1.8B $1.8B FY22FY23: $1.8B $1.8B FY23FY24: $2.2B $2.2B FY24FY25: $2.8B $2.8B FY25
Net income
FY18: $105.3M $105.3M FY18FY19: $108.8M $108.8M FY19FY20: $164.4M $164.4M FY20FY21: $242M $242M FY21FY22: $437.7M $437.7M FY22FY23: $427.4M $427.4M FY23FY24: $1.6B $1.6B FY24FY25: $621.5M $621.5M FY25

Fiscal years as reported in annual reports. Amounts in USD.

Key figures

Fiscal yearRevenueOperating incomeNet incomeDiluted EPSFree cash flow
2025$2.8B$728.6M$621.5M$12.86$666.2M
2024$2.2B$539.4M$1.6B$32.60$642.3M
2023$1.8B$481.7M$427.4M$8.76$580.6M
2022$1.8B$526.8M$437.7M$9.05$187.8M
2021$1.2B$262.4M$242M$5.05$225.6M
2020$844.5M$158.9M$164.4M$3.50$212.2M

Earnings: every quarter and the next report date

Full financial statements: income, balance sheet and cash flow

Next report expected around February 4, 2027.

Estimated from its filing rhythm: 52 weeks after its report of February 5, 2026. Not a date the company has announced. See the report calendar · Earnings, quarter by quarter

Where MPWR ranks in Technology

Revenue$2.8B
#132 of 751 in Technology · Top 17%
Revenue growth+26.4%
#127 of 604 in Technology · Top 21%
Net margin22.3%
#78 of 611 in Technology · Top 13%
Free cash flow margin23.9%
#108 of 568 in Technology · Top 19%

Latest fiscal year of every company in the sector with the figure reported. Revenue is ranked among companies reporting in US dollars; growth and margins among companies with at least 10 million of revenue. Technology

Dividends

Monolithic Power Systems, Inc. declared $6.24 per share in fiscal 2025. At the current price that is a yield of 0.46%. It paid out $284.8M in cash dividends, 46% of its net income.

Fiscal yearPer sharePaid outOf profit
2025$6.24$284.8M46%
2024$5.00$240.6M15%
2023$4.00$185.8M43%
2022$3.00$138M32%
2021$2.40$109.4M45%
2020$2.00$88.8M54%

Per share as declared (or paid, where only that is reported), adjusted for stock splits the company itself restated. Yield is the latest fiscal year's dividend over the current price.

Latest SEC filings

What Monolithic Power Systems, Inc. has filed recently, newest first. Each links to the original document on SEC EDGAR.

  1. November 5, 2026
  2. November 3, 2026
    Quarterly report 10-Q · period to September 30, 2026Revenue rose 63% to $1.2B versus the same quarter last year; diluted EPS $5.51 versus $3.74.
  3. October 29, 2026
  4. September 10, 2026
  5. August 5, 2026
    Quarterly report 10-Q · period to June 30, 2026Revenue rose 48% to $980.6M versus the same quarter last year; diluted EPS $5.22 versus $2.81.
  6. July 30, 2026
  7. July 15, 2026
  8. July 8, 2026
  9. June 12, 2026
  10. May 29, 2026

Recent insider filings (Forms 3, 4 and 144): 10, the latest on November 5, 2026. Insider transactions on SEC

What is MPWR worth? A DCF from its reported cash flow

Insider trades

What the people running Monolithic Power Systems, Inc. did with its shares, from the Form 4 filings they must send the SEC within two business days.

Insiders sold $40.5M worth of shares in the last 90 days and bought none on the open market. All of the selling was pre-planned under Rule 10b5-1 trading plans.

Bought (open market)
$0
last 90 days
Sold
$40.5M
last 90 days
Net sold
30,088
$40.5M
DateInsiderWhatSharesPriceValueFiling
November 3, 2026 Sciammas MauriceEVP, WW Sales & Marketing Gave as a gift 13,000 - - Form 4
November 3, 2026 Sciammas MauriceEVP, WW Sales & Marketing Gave as a giftindirect 13,000 - - Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 596 $1,323.31 $788.7K Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 2,121 $1,328.54 $2.8M Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 1,111 $1,333.34 $1.5M Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 2,949 $1,338.66 $3.9M Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 5,783 $1,343.76 $7.8M Form 4
September 28, 2026 Hsing MichaelCEO, Director Soldpre-planned (10b5-1) 6,343 $1,347.15 $8.5M Form 4

All insider filings on SEC.gov · Where insiders are buying across the market

Who owns MPWR

Three views from three kinds of SEC filings, each with its own date. They overlap and are not added up.

5% holders

Anyone who owns more than 5% of a class of shares must say so on Schedule 13D (if they may seek to influence the company) or 13G (a passive holder). The latest filing of each holder is shown: 13G filings of the last 2 years, 13D of the last 3.

HolderOf classSharesFiled
Fmr LLC13G, passive with 1 related filers 10.5% 5,175,259 July 8, 2026
Vanguard Capital Management13G, passive 7.25% 3,561,866 April 30, 2026
Vanguard Portfolio Management13G, passive 5.14% 2,528,928 April 29, 2026

Latest filings below 5%: The Vanguard Group 0% (March 27, 2026).

Largest institutional holders

Positions that investment managers reported on Form 13F for the quarter ended June 30, 2026, largest first, with the change on the quarter ended March 31, 2026. Managers file 13F up to 45 days after a quarter ends. 1,240 managers reported a position.

HolderSharesValueChange on quarter
BlackRock, Inc.5,589,925$7.73B-482,542
Fmr LLC5,177,258$7.16B+776,427
Vanguard Capital Management LLC3,126,756$4.32B+43,307
Vanguard Portfolio Management LLC2,504,858$3.46B-11,634
Invesco Ltd.2,343,930$3.24B-172,057
State Street Corp2,282,186$3.16B+93,732
Geode Capital Management, LLC1,195,281$1.65B-236,785
Franklin Resources Inc811,974$1.12B-116,697
Goldman Sachs Group Inc780,650$1.08B+212,586
Norges Bank751,399$1.04Bnew
Van Eck Associates Corp746,237$1.03B+221,666
Morgan Stanley727,885$1.01B+71,518
Bank of America Corp536,236$741.3M+154,074
Royal Bank of Canada487,212$673.5M+13,844
First Trust Advisors LP482,781$667.4M-108,572
Northern Trust Corp479,492$662.8M-9,628
Barclays PLC474,132$655.4M-81,676
Rafferty Asset Management, LLC459,278$634.9M+141,805
UBS Group AG449,479$621.3M-90,934
Massachusetts Financial Services Co442,176$611.2M-125,593

Insiders

Reported holdings of insiders who filed a Form 4 in the last 12 months: the shares each one held after their latest reported transaction. This is not the total held by all insiders.

12 insiders reported holding 1,460,144 shares in total, about $1.98B at the last price.

HolderSharesAs of
Hsing MichaelCEO, Director 818,264 September 28, 2026
Xiao DemingEVP, Global Operations 205,959 May 6, 2026
Sciammas MauriceEVP, WW Sales & Marketing 162,71449,062 held indirectly November 3, 2026
Tseng SariaEVP & General Counsel 144,2182,000 held indirectly August 31, 2026
Blegen TheodoreEVP and CFO 82,353 February 6, 2026
Lee Victor KDirector 27,756 February 9, 2026
Dean Robert W IIInterim CFO 7,089 August 24, 2026
Elmiger Eugen JDirector 5,402 May 6, 2026
Zhou JeffDirector 3,800 May 26, 2026
Martinez CarintiaDirector 1,067 February 3, 2026

Schedule 13D/13G filings on SEC.gov

All filings on SEC EDGAR

Questions about MPWR

What does Monolithic Power Systems, Inc. do?

Monolithic Power Systems designs and sells integrated power semiconductor solutions and power delivery systems. Its chips regulate voltage and manage power distribution in computing, automotive electronics, industrial machinery, telecommunications equipment, and consumer devices. Its shares trade on NASDAQ under the ticker MPWR.

What is Monolithic Power Systems, Inc.'s net worth?

Monolithic Power Systems, Inc. has a market value (market cap) of $66.6B at the latest share price, and shareholders' equity of $3.7B on its balance sheet at September 30, 2026. A company's "net worth" usually means one of these: what the market pays for all its shares, or its assets minus its liabilities.

Is Monolithic Power Systems, Inc. profitable?

Yes. Over the twelve months to September 30, 2026 it reported net income of $893.2M on revenue of $3.7B, a net margin of 23.9%.

How much revenue does Monolithic Power Systems, Inc. make?

Over the twelve months to September 30, 2026 Monolithic Power Systems, Inc. reported revenue of $3.7B. That is 40.5% more than a year earlier.

When did Monolithic Power Systems, Inc. last report?

Its most recent periodic report is the quarterly report (10-Q) filed on November 3, 2026. It covers the period to September 30, 2026. Its newest filing of any kind is the passive stake changed from November 5, 2026.

When is Monolithic Power Systems, Inc.'s next earnings report?

Monolithic Power Systems, Inc.'s next report is expected around February 4, 2027. That is an estimate from its filing rhythm, not a date the company has announced.

Does Monolithic Power Systems, Inc. pay a dividend?

Yes. Monolithic Power Systems, Inc. declared dividends of $6.24 per share in fiscal 2025, a yield of 0.46% at the current price.

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Where the numbers come from

Financial figures are the values Monolithic Power Systems, Inc. tagged in its own SEC filings (XBRL), taken from the latest filing for each period, so restatements replace older figures. Revenue, profit and cash flow are for full fiscal years unless marked as the last twelve months, which is the sum of the four most recent quarters. Where a company reports only the full year, the fourth quarter is the year minus the first three.

Prices are delayed end-of-day market data in the listing currency, and market cap moves with the price. P/E is shown only when earnings per share are positive. Nothing here is investment advice.