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Monolithic Power Systems, Inc.

corporate_fare Company Profile

Monolithic Power Systems, Inc.

MPWR·NASDAQ·Manufacturing·CIK 0001280452

Monolithic Power Systems, Inc. is a global company that designs and sells high-performance, semiconductor-based power electronics solutions, but does not manufacture them itself (fabless). Incorporated in 1997, the company leverages its deep system-level knowledge, strong semiconductor design expertise, and innovative proprietary technologies in semiconductor processes, system integration, and packaging. These capabilities allow it to provide reliable, compact, and monolithic solutions used in storage and computing, enterprise data, automotive, industrial, communications, and consumer applications. The company aims to differentiate itself by offering solutions that are more highly integrated, smaller, more energy-efficient, more accurate, and more reliable, leading to more cost-effective options compared to competitors. Monolithic Power Systems, Inc. plans to introduce new products within its existing families and new innovative products to expand its market. The company has over 4,500 employees worldwide, with locations across Asia, Europe, and the U.S. It focuses on the market for high-performance analog and mixed-signal solutions. Semiconductors are fundamental components of electronic systems. Integrated circuits (ICs), which combine multiple transistors and other elements, are categorized as digital, analog, or mixed-signal. Digital ICs handle data represented by ones and zeroes, while analog ICs process real-world signals like temperature, pressure, light, sound, or speed, and perform power management functions. Mixed-signal ICs combine both digital and analog functions on a single chip.

Monolithic Power Systems, Inc. (NASDAQ:MPWR) is a publicly traded company in the Manufacturing sector. Wiseek has independently scored 20 items for MPWR at importance 7 or higher on its 1–10 market-impact scale. Its most recent item scored 7 or higher is dated 2026-07-30, rated 7/10. Across its 20 most recent items scored 7 or higher, the top rating is 9/10, with 11 rated 8 or above. Recent SEC coverage for MPWR spans 8-K, 144, 4, 10-Q.

Recent high-impact activity:

  • Monolithic Power Guides Q3 Revenue to $1.14B-$1.16B, Above Consensus
  • Monolithic Power Systems Smashes Q2 Estimates, Guides Q3 Revenue 16% Above Consensus
  • Officer Saria Tseng Files to Sell $12.86 Million in Shares
  • Officer Files Intent to Sell $7.9 Million in MPWR Shares
  • Officer/Director Michael Hsing Files Intent to Sell $59.3M in Shares

Financial Snapshot

Fiscal year ended December 31, 2025
Revenue
$2.79B
Net Income
$621.48M
Diluted EPS
$12.86
Op. Cash Flow
$838.2M
Free Cash Flow
$666.19M
Gross Profit
$1.54B
Operating Income
$728.64M
Cash & Equivalents
$1.1B
Debt / Equity
0.00×
Net Margin
22.3%
Shares Outstanding
48.71M sh
Source: 10-K · filed 2026-02-27 · accession 0001437749-26-006113

Short Interest & Short Volume

3.14 days to cover

FINRA reported short interest of 1,906,839 shares in MPWR as of the September 15, 2026 settlement, a 4.6% decrease from the prior period — about 3.1 days to cover at its recent average daily volume. On October 2, 2026, 55.8% of MPWR volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)1,906,839 shares as of September 15, 2026
Change vs prior period▼ 4.6%
Days to cover3.14 at avg daily volume of 606,859
Daily short volume (FINRA facilities)55.8% of 277,941 shares on October 2, 2026
5-day average short volume56.2%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

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$1431.9 -7.83% today
52-week range · as of 2026-07-30 $706 – $1714.09
Market cap
$70.75B
Volume
705.8K (1.0× avg)
3-mo avg 674.6K
Live data · 2026-10-03 17:06 UTC · Market closed

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feed MPWR - Latest Insights

MPWR
Jul 30, 2026, 4:02 PM EDT
Source: Dow Jones Newswires
Importance Score:
7
Price at Filing: $1,430.00
Real-time Price: $1,431.90 info
Change: +$1.90 (+0.13%) info
Market Cap: $70.753B info
MPWR
Jul 30, 2026, 4:01 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $1,317.76
Real-time Price: $1,431.90 info
Change: +$114.14 (+9%) info
Market Cap: $70.753B info
MPWR
May 28, 2026, 1:16 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,647.23
Real-time Price: $1,431.90 info
Change: -$215.32 (-13%) info
Market Cap: $70.753B info
MPWR
May 22, 2026, 6:26 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,587.13
Real-time Price: $1,431.90 info
Change: -$155.23 (-10%) info
Market Cap: $70.753B info
MPWR
May 18, 2026, 5:57 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $1,486.00
Real-time Price: $1,431.90 info
Change: -$54.10 (-4%) info
Market Cap: $70.753B info
MPWR
May 08, 2026, 7:37 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $1,598.56
Real-time Price: $1,431.90 info
Change: -$166.66 (-10%) info
Market Cap: $70.753B info
MPWR
May 04, 2026, 4:01 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $1,573.50
Real-time Price: $1,431.90 info
Change: -$141.60 (-9%) info
Market Cap: $70.753B info
MPWR
May 01, 2026, 4:06 PM EDT
Source: Wiseek News
Importance Score:
9
Price at Filing: $1,580.00
Real-time Price: $1,431.90 info
Change: -$148.10 (-9%) info
Market Cap: $70.753B info
MPWR
Apr 30, 2026, 4:03 PM EDT
Source: Wiseek News
Importance Score:
9
Price at Filing: $1,700.00
Real-time Price: $1,431.90 info
Change: -$268.10 (-16%) info
Market Cap: $70.753B info
MPWR
Apr 30, 2026, 4:01 PM EDT
Filing Type: 8-K
Importance Score:
8
Price at Filing: $1,628.00
Real-time Price: $1,431.90 info
Change: -$196.10 (-12%) info
Market Cap: $70.753B info
MPWR
Apr 30, 2026, 12:34 PM EDT
Filing Type: DEF 14A
Importance Score:
7
Price at Filing: $1,576.72
Real-time Price: $1,431.90 info
Change: -$144.82 (-9%) info
Market Cap: $70.753B info
MPWR
Apr 08, 2026, 5:14 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,312.94
Real-time Price: $1,431.90 info
Change: +$118.96 (+9%) info
Market Cap: $70.753B info
MPWR
Mar 02, 2026, 4:06 PM EST
Filing Type: 144
Importance Score:
7
Price at Filing: $1,142.58
Real-time Price: $1,431.90 info
Change: +$289.32 (+25%) info
Market Cap: $70.753B info
MPWR
Feb 27, 2026, 5:19 PM EST
Source: Reuters
Importance Score:
9
Price at Filing: $1,142.74
Real-time Price: $1,431.90 info
Change: +$289.16 (+25%) info
Market Cap: $70.753B info
MPWR
Feb 27, 2026, 4:33 PM EST
Filing Type: 10-K
Importance Score:
9
Price at Filing: $1,142.74
Real-time Price: $1,431.90 info
Change: +$289.16 (+25%) info
Market Cap: $70.753B info
MPWR
Feb 27, 2026, 4:31 PM EST
Filing Type: 8-K
Importance Score:
9
Price at Filing: $1,142.74
Real-time Price: $1,431.90 info
Change: +$289.16 (+25%) info
Market Cap: $70.753B info
MPWR
Feb 12, 2026, 4:26 PM EST
Filing Type: 144
Importance Score:
7
Price at Filing: $1,155.90
Real-time Price: $1,431.90 info
Change: +$276.00 (+24%) info
Market Cap: $70.753B info
MPWR
Feb 11, 2026, 4:47 PM EST
Filing Type: 144
Importance Score:
7
Price at Filing: $1,196.73
Real-time Price: $1,431.90 info
Change: +$235.17 (+20%) info
Market Cap: $70.753B info
MPWR
Feb 05, 2026, 4:01 PM EST
Filing Type: 8-K
Importance Score:
8
Price at Filing: $1,155.99
Real-time Price: $1,431.90 info
Change: +$275.91 (+24%) info
Market Cap: $70.753B info
MPWR
Feb 04, 2026, 9:21 PM EST
Filing Type: 144
Importance Score:
8
Price at Filing: $1,156.90
Real-time Price: $1,431.90 info
Change: +$275.00 (+24%) info
Market Cap: $70.753B info
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