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MPWR

MPWR

UnknownUnknown

Company information not available. Track real-time insider trading activity, SEC Form 4 filings, and executive stock transactions.

SEC Form 4 FilingsStock Chart
Insider Sentiment
Based on recent trading activity
0%Bearish
Buy/Sell Ratio0% buys
BearishBullish

Insider Buys

0

$0

Insider Sales

1

$40.35M

Total Volume

$40.35M

1 transactions

Net Activity

$40.35M

Net selling

Proprietary Ratings
Calculated from Form 4 transactions
15Confidence

Sentiment Rating

Heavy Distribution

CEO Conviction Index

Liquidating / Profit Taking

Key Drivers

  • •Heavy distribution: sales represent 100% of total transaction value.
  • •CEO selling activity detected. Often driven by option expiration or diversification plans.
  • •Significant liquidation: total sale value exceeds $10M.
Score Methodology

The Insider Confidence Score (1-100) measures executive conviction. Starting from a neutral 50, it adjusts based on:

  • +15Strong Buy Ratio: Purchases > 70% of volume (or up to -15 for heavy sales).
  • +20Cluster Buying: ≥3 unique insiders buying within a 30-day window.
  • +15CEO Buying: CEO committing own capital shows high conviction.
  • +10CFO Buying: CFO purchasing shares shows financial alignment.
Sector & Industry
Unknown Comparison
Industry Buy Conviction50%
MPWR Buy Conviction0%
Industry Rank#0 of 294
Volume Contribution0.0%
Total Industry Activity$0

MPWR has an insider buy conviction of 0%, compared to the Unknown sector buy average of 50%.

Top Insiders
Most active traders
H
1

Hsing Michael

CEO

0 buys1 sells

$40.35M total

Insider Trading Summary
Automated trend commentary

Over the last 90 days, corporate insiders at MPWR (MPWR) engaged in a total of 1 transactions reported via SEC Form 4 filings. Among these, 0 were open-market purchases and 1 were sales. The total volume of insider trading reached $40.35M.

The net insider activity for MPWR shows a net selling bias of $40.35M. This activity represents a 0% buy ratio, suggesting that insiders are currently bearish on the company's near-term outlook relative to recent history.

The most notable individual transaction was a Sale by Hsing Michael (CEO), who traded 30.0K shares valued at $40.35M on Sep 28, 2026.

Quick Actions

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Trading History
MPWR insider transactions from SEC Form 4 filings
DateInsiderTypeSharesPriceValueFiling

Sep 28, 2026

3 days ago

Hsing Michael

CEO

CEO
Sell30.0K$1344.97$40.35M

FAQs About MPWR Insider Trading

Answers to common questions regarding corporate filings and executive sentiment for MPWR.

Based on SEC Form 4 disclosures, the Insider Confidence Score for MPWR is currently 15/100, which reflects a heavy distribution bias. This calculation accounts for a total of 0 purchases and 1 sales by company executives over the last 90 days.

The CEO Conviction Index for MPWR is rated as "Liquidating / Profit Taking". Executive buying is typically a strong vote of confidence as C-level leaders have the most intimate knowledge of their firm's prospects. Officer selling, on the other hand, is often routine and does not automatically signal operational weakness.

No. Insider tracking is a highly informative technical signal that indicates executive sentiment, but it should not be the sole basis for a transaction. Investors should combine this filing analysis with company financials, sector trends, and risk management criteria.