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$SIMO

Silicon Motion Technology Corporation

XNAS

$249.74+1.25%+$3.09Prev $246.65LIVE Full chart Live alerts
No recent price bars, the chart lights up when SIMO starts printing.

Why is SIMO up today? It is at $249.74 (+1.25%), and our scanner flagged it 124 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment SIMO spikes, and full due diligence on SIMO — key stats, earnings, dilution and insider activity. Free.

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Our scanner flagged $SIMO 124 times in the last 30 days. Create a free account to track $SIMO, build a watchlist, and get instant unusual-volume alerts — plus 5 free premium days, no card needed.

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Key Stats

Price & performance
Price
$249.74
Change today
+1.25%
Previous close
$246.65
52-week range
$71.34 – $355.00
Valuation & dividend
Market cap
$33.11B
P/E ratio
148.58
Dividend yield
0.74% ($2.00)
Ownership & volume
Shares outstanding
134.2M
SEC · as of 2025-12-31 · 218d STALE ↗
Insider ownership
<1%
20-F · 2026-04-30 ↗
Institutional own.
19.47%
Total held
19.6%
Tradeable float
107.9M
80% of shares · after <1% insiders + 19% institutions
Short interest
711K
▼ -9% vs prior · as of 2026-07-15
Short % of float
0.7%
Days to cover
1.1d
Avg daily volume
659K
Classification
Exchange
XNAS
Relative volumevs this time of day
5m
0.1x
15m
0.2x
1hthin
0.3x
1D
0.0x

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Why is $SIMO up today?

Here is the latest on SIMO from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SIMO today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.

Likely catalystForeign issuer report (6-K), from the latest SEC filing. Read it →
Why is $SIMO moving? →▶ Replay the moveAuto-generated from live scanner data. Not investment advice.
Trading profileShortableEasy to borrowNo SSRBorrow via Alpaca · SSR from Reg SHO 201

$SIMO Sentiment

Bullish
Bearish82Bullish
📰 News: 4 bull · 0 bearToday: +1.3%👥 Community: 0 bull · 0 bear

Blend of news sentiment, today’s move, and community votes. Not investment advice.

$SIMO Activity

News, unusual-volume alerts, AI-trader trades and community chatter — the whole story, newest first.

Alert· 17h ago -2.08%
$SIMO moved -2.08% in 1 min (Level 2) at 4:07 PM ET
at $242.00
Alert· 19h ago -0.8% vs EMA
$SIMO near 200 EMA: -0.82% from 200 EMA at 2:04 PM ET
at $253.10
Alert· 19h ago 13.1× RVOL
SIMO hit 13.059x RVOL at 2:04 PM ET
at $253.10
Alert· 20h ago -1.3% vs EMA
$SIMO near 200 EMA: -1.28% from 200 EMA at 1:39 PM ET
at $252.43
Alert· 20h ago +1.02%
$SIMO moved +1.02% in 1 min (Level 1) at 1:39 PM ET
at $252.43
Alert· 20h ago -2.2% vs EMA
$SIMO near 200 EMA: -2.24% from 200 EMA at 1:21 PM ET
at $250.47
Alert· 20h ago 3.5× RVOL
SIMO hit 3.464x RVOL at 1:21 PM ET
at $250.47
Alert· 22h ago -2.3% vs EMA
$SIMO near 200 EMA: -2.33% from 200 EMA at 11:12 AM ET
at $255.86
Alert· 22h ago 2.0× RVOL
SIMO hit 2.000x RVOL at 11:12 AM ET
at $255.86
Alert· 1d ago 2.5× RVOL
SIMO hit 2.532x RVOL at 9:23 AM ET
at $263.51
Alert· 1d ago +1.3% vs EMA
$SIMO near 200 EMA: +1.32% from 200 EMA at 6:46 PM ET
at $270.88
Alert· 1d ago 4.3× RVOL
SIMO hit 4.320x RVOL at 6:46 PM ET
at $270.88
Alert· 1d ago +2.8% vs EMA
SIMO 200EMA (5m) Trending · 83 bars · L3 · +2.83% above EMA · slope +0.63%
at $268.94
Alert· 1d ago 12.2× RVOL
SIMO hit 12.177x RVOL at 12:02 PM ET
at $266.85
Alert· 1d ago +2.5% vs EMA
$SIMO near 200 EMA: +2.50% from 200 EMA at 11:17 AM ET
at $265.43
Alert· 1d ago 3.4× RVOL
SIMO hit 3.442x RVOL at 11:16 AM ET
at $264.86
Alert· 3d ago -1.01%
$SIMO moved -1.01% in 1 min (Level 1) at 9:37 AM ET
at $243.72
Alert· 3d ago -1.39%
$SIMO moved -1.39% in 1 min (Level 1) at 7:20 AM ET
at $255.35
Alert· 3d ago +3.08%
$SIMO moved +3.08% in 1 min (Level 3) at 6:17 AM ET
at $266.96
Alert· 5d ago +1.50%
$SIMO moved +1.50% in 1 min (Level 1) at 5:33 PM ET
at $248.00
Alert· 5d ago 4.4× RVOL
SIMO hit 4.442x RVOL at 5:32 PM ET
at $250.20
Alert· 5d ago 2.0× RVOL
SIMO hit 2.001x RVOL at 3:16 PM ET
at $260.85
Alert· 5d ago +1.08%
$SIMO moved +1.08% in 1 min (Level 1) at 2:52 PM ET
at $268.85
Alert· 5d ago +1.30%
$SIMO moved +1.30% in 1 min (Level 1) at 2:01 PM ET
at $262.24
Alert· 5d ago 4.8× RVOL
SIMO hit 4.839x RVOL at 1:08 PM ET
at $258.63
News· SEC EDGAR· 7d ago
Silicon Motion Technology CORP filed a Foreign issuer report (6-K)
News· SEC EDGAR· 12d ago
Silicon Motion Technology CORP filed a Foreign issuer report (6-K)
News· SEC EDGAR· 28d ago
Silicon Motion Technology CORP filed a Foreign issuer report (6-K)
News· The Motley Fool· 50d ago Bullish
Is Silicon Motion Technology a Buy After Dropping More Than 20% From Its High?
News· The Motley Fool· 73d ago Bullish
3 Ridiculously Cheap AI Stocks That Could Turn $5,000 Into at Least $10,000 by 2028
News· The Motley Fool· 74d ago Bullish
This Chip Stock Soared 325%. Why One Investor Still Sold $89 Million Worth
News· The Motley Fool· 78d ago Bullish
The AI Stock That Could Turn a $10,000 Investment Into a Retirement-Changing Sum by 2030
News· SEC EDGAR· 97d ago
Silicon Motion Technology CORP filed a Annual report (20-F)

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SIMO stock FAQ

Why is $SIMO up today?

Here is the latest on SIMO from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for SIMO today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.

What is the SIMO stock price today?

SIMO last traded at $249.74, up 1.25% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).

Does SIMO pay a dividend?

Yes. SIMO currently has a dividend yield of about 0.74% ($2.00 per share per year). Dividend figures can change; this is not investment advice.

Where can I see live SIMO alerts?

The SIMO Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged SIMO 124 times in the last 30 days.

What exchange is SIMO on?

SIMO (Silicon Motion Technology Corporation) trades on XNAS, with a market cap of about $33.11B.

Is SIMO good for day trading?

That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge SIMO for yourself. This is not investment advice.

Live data from TheDesperateTrader scanner. Not investment advice.