Latest EDGAR 4 filed on 2026-07-17, report date 2026-07-15: Sciammas Maurice / MONOLITHIC POWER SYSTEMS, INC. reports ownership changes; on 07/15/2026; in Common Stock; including 166,117 shares at 274 per share; 165,843 shares at 409 per share; 165,434 shares at 464 per share; 164,970 shares at 776 per share; 153,674 shares at 240 per share; 153,434 shares at 472 per share; 152,962 shares at 418 per share; 152,544 shares at 410 per share; 1. This transaction was made pursuant to a Rule 10b5-1 trading plan adopted on 11/24/2025. 2. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $1,311.45 to $1,316.40 The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. 3. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $1,316.56 to $1,321.56. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. 4. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $1,321.72 to $1,326.11. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. 5. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $1,326.94 to $1,331.90. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. 6.
Stock detail
Monolithic Power Systems, Inc. (MPWR) stock price, chart, and key data
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Stock detail
Monolithic Power Systems, Inc.
MPWR · XNAS
-$87.47 (-6.37%) past day
$1,285.94
After hours $1,340.86 (+0.13%)
Key metrics
Earnings
Quarterly results and the next expected release
FY25 Q4
FY26 Q1
Q2
Q3
Q4
FY27 Q1
Dividend
Past Dividend Performance
$1.56
$2.00
$2.00
Annual Dividend Yield
0.61%
Dividend
$2.00 / Stock
Frequency
Quarterly Payment
Day range
$1,263.68 - $1,388.45
52-week range
$706.00 - $1,714.09
Close price
$1,339.08
Market cap
$65.5B
P/E ratio
334.71
Beta
1.71
About the company
Monolithic Power Systems, Inc.
Alibaba Group Holding Limited, branded as Alibaba, is a Chinese multinational technology company specializing in e-commerce, retail, Internet, and technology. Founded on 28 June 1999 in Hangzhou, Zhejiang, the company provides consumer-to-consumer, business-to-consumer, and business-to-business sales services via Chinese and global marketplaces, as well as local consumer, digital media and entertainment, logistics, and cloud computing services. It owns and operates a diverse portfolio of companies around the world in numerous business sectors. On 19 September 2014, Alibaba's American initial public offering on the New York Stock Exchange raised US$25 billion, giving the company a market value of US$231 billion and, by far, then the largest IPO in world history. It is one of the top 10 most valuable corporations, and is named the 31st-largest public company in the world on the Forbes Global 2000 2020 list. In January 2018, Alibaba became the second Asian company to break the US$500 billion valuation mark, after its competitor Tencent. Alibaba is one of the world's largest retailers and e-commerce companies.
Ticker holders
Review politician disclosures and insider transactions in tabs.
Holder directory
Select a heading to reorder by name, activity date, buy/sell, or displayed value.
#1Markwayne Mullin
republican · Executive · OK
- Buy$15,001 / $32,501 / $50,000
#2Markwayne Mullin
republican · Executive · OK
- Buy$15,001 / $32,501 / $50,000
#3Ro Khanna
democrat · House · CA-17
- Sell$1,000 / $8,000 / $15,000
- Buy$1,000 / $8,000 / $15,000
#4Rob Bresnahan
republican · House · PA-8
- Sell$1,000 / $8,000 / $15,000
#5Ro Khanna
democrat · House · CA-17
- Sell$1,000 / $8,000 / $15,000
#6Tommy Tuberville
republican · Senate · AL
- Sell$1,001 / $8,001 / $15,000
#7Markwayne Mullin
republican · Executive · OK
- Buy$15,001 / $32,501 / $50,000
#8Rob Bresnahan
republican · House · PA-8
- Buy$1,001 / $8,001 / $15,000
#9Byron Donalds
republican · House · FL-19
#10Byron Donalds
republican · House · FL-19
#11Ro Khanna
democrat · House · CA-17
#12Michael Guest
republican · House · MS-3
- Buy$1,001 / $8,001 / $15,000
#13Donald J Trump
republican · Executive
Market action
A concise summary of the latest filing, transaction, or market-moving item.
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