Manufacturing / Electronic Components & Accessories
MONOLITHIC POWER SYSTEMS INC
MPWR
$1,220.89
+$48.22 (+4.12%)
Price as of Sep 18, 2026 21:58 UTC
73 B
Market Cap (Large Cap)
Oct 28
Next Earnings
Technical Signals
as of Sep 16
Bearish
1 of 7
Trend
- Above 20-day average $1,232.99
- Above 50-day average $1,300.01
- Above 200-day average $1,220.62 · -6.0%
- Moving averages stacked Not aligned
Momentum
- Golden cross (50/200) —
- Momentum cross (20/50) Down · 53d ago
Volume
- Below-average volume 1.0x avg
Price & Trend
Daily candles with EMA 20, SMA 50. Drag to zoom.
Options Heat Map
Delta-risk grid for MPWR options across strikes and expirations. Hover any cell for full Greeks.
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Insider Trades
0 buys
360 sells
| Date | Insider | Title | Type | Shares | Value | Since Trade |
|---|---|---|---|---|---|---|
| Aug 24, 2026 | CHANG KUO WEI HERBERT | Sell | 50 | $64,079 | -5.0% | |
| Aug 24, 2026 | DEAN ROBERT W II | Sell | 32 | $41,527 | -6.2% | |
| Aug 24, 2026 | DEAN ROBERT W II | Other | 5 | $0 | -5.2% | |
| Aug 11, 2026 | CHANG KUO WEI HERBERT | Sell | 50 | $71,000 | -14.2% | |
| Aug 05, 2026 | DEAN ROBERT W II | Sell | 105 | $141,148 | -9.4% | |
| Aug 04, 2026 | Sciammas Maurice | Gift | 25,000 | $0 | -8.8% | |
| Aug 04, 2026 | Sciammas Maurice | Gift | 25,000 | $0 | -8.8% | |
| Aug 03, 2026 | Sciammas Maurice | Sell | 30 | $40,318 | -9.4% | |
| Jul 25, 2026 | DEAN ROBERT W II | Grant | 1,359 | $0 | -9.1% | |
| Jul 15, 2026 | Sciammas Maurice | Sell | 213 | $297,382 | -12.8% |
Politician Trades in MPWR
| Date | Politician | Party | Type | Amount | Since Buy |
|---|---|---|---|---|---|
| Jul 27, 2026 | Rohit Khanna | Purchase | $1K-$15K | — | |
| Jun 05, 2026 | Byron Donalds | R | Sale | $1K-$15K | — |
| Jun 05, 2026 | Byron Donalds | R | Sale | $1K-$15K | — |
| Mar 10, 2026 | Ro Khanna | D | Sale | $1K-$15K | — |
| Feb 05, 2026 | Ro Khanna | D | Purchase | $1K-$15K | +5.3% |
| Feb 04, 2026 | Markwayne Mullin | R | Purchase | $15K-$50K | +7.1% |
| Jan 05, 2026 | Markwayne Mullin | R | Purchase | $15K-$50K | +27.5% |
| Jan 05, 2026 | Markwayne Mullin | R | Purchase | $15K-$50K | +27.5% |
| Oct 20, 2025 | Michael Guest | R | Purchase | $1K-$15K | +18.1% |
| Apr 23, 2025 | Ro Khanna | D | Sale | $1K-$15K | — |
Earnings History
| Date | Quarter | EPS Est. | EPS Actual | Surprise | Result |
|---|---|---|---|---|---|
| Aug 03, 2026 | Q2 2026 | $5.97 | |||
| Jul 30, 2026 | Q2 2026 | $5.98 | |||
| Jul 29, 2026 | Q2 2026 | $5.91 | |||
| Jun 30, 2026 | Q2 2026 | $5.98 | $6.50 | +8.6% | Beat |
| Mar 31, 2026 | Q1 2026 | $4.99 | $5.10 | +2.1% | Beat |
| Dec 31, 2025 | Q4 2025 | $4.82 | $4.79 | -0.6% | Miss |
| Sep 30, 2025 | Q3 2025 | $4.73 | $4.73 | 0.0% | Miss |
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