MPWR MONOLITHIC POWER SYSTEMS INC
Price Chart
Executive Summary
Two Monolithic Power executives sold shares in late March 2026, with General Counsel Saria Tseng selling $5.16M worth and EVP Maurice Sciammas selling $33K. The total insider selling of $5.19M represents less than 0.01% of the company's $54.9B market cap, indicating routine, non-material divestment.
Key Financial Metrics
Actionable Insight
The selling is minimal relative to company size and likely reflects personal portfolio management rather than negative sentiment. No immediate trading signal; monitor for larger or more concentrated selling patterns.
Key Facts
- EVP & General Counsel Saria Tseng sold 5,154 shares for $5.16M on March 30, 2026.
- EVP Maurice Sciammas sold 30 shares for $33,493 on April 1, 2026.
- Both transactions were open-market sales (Form 4 codes: S).
- Total cluster value: $5.19M, representing ~0.01% of MPWR's $54.9B market cap.
Financial Impact
$5.19M in total open-market sales over 7 days
Risk Factors
- Large individual sales by insiders could signal reduced confidence, though this level is not statistically significant.
- Concentration of sales among C-suite executives, even small, may attract market attention despite low dollar impact.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-MPWR-1775246311576 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 12, 2026
today
|
Press Release
| $1,576.88 awaiting T+1 | awaiting T+1 | — | $1,577.32 (+0.03%) |
|
Jun 3, 2026
9d ago
|
Insider Cluster
| $1,650.98 $1,476.57 | ▼ −10.56% | ▼ −7.97% | $1,577.32 (−4.46%) |
|
May 29, 2026
14d ago
|
Insider Cluster
| $1,537.90 $1,625.47 | ▲ +5.69% | ▲ +5.55% | $1,577.32 (+2.56%) |
|
May 29, 2026
14d ago
|
Insider Cluster
| $1,537.90 $1,625.47 | ▲ +5.69% | ▲ +5.55% | $1,577.32 (+2.56%) |
|
May 28, 2026
15d ago
|
Insider Cluster
| $1,562.07 $1,537.90 | ▼ −1.55% | ▼ −1.81% | $1,577.32 (+0.98%) |
|
May 27, 2026
16d ago
|
Insider Cluster
| $1,632.36 $1,562.07 | ▼ −4.31% | ▼ −4.55% | $1,577.32 (−3.37%) |
|
May 27, 2026
16d ago
|
Insider Cluster
| $1,632.36 $1,562.07 | ▼ −4.31% | ▼ −4.55% | $1,577.32 (−3.37%) |
|
May 21, 2026
23d ago
|
Insider Cluster
| $1,553.55 $1,588.88 | ▲ +2.27% | ▲ +1.83% | $1,577.32 (+1.53%) |
|
May 20, 2026
23d ago
|
Insider Cluster
| $1,553.55 $1,588.88 | ▲ +2.27% | ▲ +1.83% | $1,577.32 (+1.53%) |
|
May 8, 2026
5w ago
|
Insider Cluster
| $1,653.69 $1,592.75 | ▼ −3.69% | ▼ −3.55% | $1,577.32 (−4.62%) |
US Market Status
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