TotalMarketCap

Monolithic Power Systems

MPWRNasdaq United StatesTechnologySemiconductors

Market cap

$55.040 B

$1,128.60 -10.51%

Close of 6 Nov 2026

As of 6 Nov 2026, Monolithic Power Systems (MPWR) has a market capitalization of $55.0B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.

Revenue

$2.79B

#958 by revenue

Earnings

$621.5M

#535 by earnings

Shares outstanding

48,768,000

Latest filing cover page

P/E ratio

88.6

Cap ÷ net income

Semiconductors, ranked by market cap

All 100 →
  1. #13ASE TechnologyASX$66.1B
  2. #14NXP SemiconductorsNXPI$62.2B
  3. #15Monolithic Power SystemsMPWR$55.0B
  4. #16STMicroelectronicsSTM$35.5B
  5. #17Microchip TechnologyMCHP$35.3B

What if Monolithic Power Systems were worth as much as…

Open the what-if tool →

Gold $28.2T

$579,004.14

Per share 513× higher

Bitcoin $1.53T

$31,328.91

Per share 27.8× higher

Apple $5.02T

$102,849.87

Per share 91.1× higher

Or at a round number

$100.0B$200.0B$500.0B$1.00T

Where these numbers come from

Share counts and financials for Monolithic Power Systems are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Read the methodology.