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MPWR
NASDAQ Manufacturing

Officer Files Intent to Sell $7.9 Million in MPWR Shares

Analysis by Wiseek AI
Sentiment info
Negative
Importance info
7
Price
$1,587.13
Mkt Cap
$78.107B
52W Low
$643.356
52W High
$1,675.42
52W Position info
147% above low
Off High info
5.3% below high
Rel. Volume info
0.8× avg
Market data snapshot near publication time

MPWR has more than doubled off its 52-week low of $643.356.

Summary

An officer at Monolithic Power Systems has filed a Form 144 to sell 5,000 shares, valued at approximately $7.93 million, continuing a pattern of significant insider selling.


Key Events · Ownership and Investor Activity · MPWR

  • Officer Files Intent to Sell

    Officer Saria Tseng has filed a Form 144 indicating an intent to sell 5,000 shares of common stock.

  • Proposed Sale Value

    The proposed sale has an approximate market value of $7.93 million.

  • Continuation of Insider Selling Trend

    This filing adds to a pattern of significant insider selling, with over $197 million in net sales by executives over the past 90 days.


Analysis · MPWR · Manufacturing

This Form 144 indicates an officer's intent to sell a substantial amount of stock, adding to the nearly $200 million in net insider sales over the last 90 days. This ongoing distribution by executives could be interpreted as a lack of conviction or a move to lock in gains, potentially creating an overhang on the stock.

At the time of this filing, MPWR was trading at $1,587.13 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $78.1B. The 52-week trading range was $643.36 to $1,675.42. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.

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MPWR - Latest Insights

MPWR
May 28, 2026, 1:16 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,647.23
Real-time Price: $1,272.03 info
Change: -$375.19 (-23%) info
Market Cap: $62.495B info
MPWR
May 22, 2026, 6:26 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,587.13
Real-time Price: $1,272.03 info
Change: -$315.10 (-20%) info
Market Cap: $62.495B info
MPWR
May 18, 2026, 5:57 PM EDT
Filing Type: 144
Importance Score:
8
Price at Filing: $1,486.00
Real-time Price: $1,272.03 info
Change: -$213.97 (-14%) info
Market Cap: $62.495B info
MPWR
May 08, 2026, 7:37 PM EDT
Filing Type: 4
Importance Score:
7
Price at Filing: $1,598.56
Real-time Price: $1,272.03 info
Change: -$326.53 (-20%) info
Market Cap: $62.495B 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: $1,272.03 info
Change: -$301.47 (-19%) info
Market Cap: $62.495B info
MPWR
May 01, 2026, 4:06 PM EDT
Source: Wiseek News
Importance Score:
9
Price at Filing: $1,580.00
Real-time Price: $1,272.03 info
Change: -$307.97 (-19%) info
Market Cap: $62.495B info
MPWR
Apr 30, 2026, 4:03 PM EDT
Source: Wiseek News
Importance Score:
9
Price at Filing: $1,700.00
Real-time Price: $1,272.03 info
Change: -$427.97 (-25%) info
Market Cap: $62.495B 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: $1,272.03 info
Change: -$355.97 (-22%) info
Market Cap: $62.495B 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: $1,272.03 info
Change: -$304.69 (-19%) info
Market Cap: $62.495B info
MPWR
Apr 08, 2026, 5:14 PM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $1,312.94
Real-time Price: $1,272.03 info
Change: -$40.91 (-3%) info
Market Cap: $62.495B info