SIMO

Silicon MotionNASDAQ · StockSectorTechnology IndustrySemiconductorsExchangeNASDAQ

$183.66+14.73 (+8.72%)US pre-market · opens in 4h 24m

At close

Free account:WatchlistPrice and earnings alertsTrade TalkNo trading account needed

Daily move+8.7%vs prev close $168.93

VolatilityVery highATR $17.34 · 9.4%

Gap %+6.8%Open vs prev close

52-week position38%of range $79.77–$354.48

Loading chart…

Why is SIMO moving?

AI summary · updated 04:00 ET

Silicon Motion rose 8.72% as the move was mostly company-specific, with 1.32% from the market and 1.88% from the sector. No news or event story was provided to explain the larger 5.52% specific component.

marketMarket contributed 1.32%sectorSector contributed 1.88%NoteNo story explains specific move

Written by AI from 0 linked sources and refreshed as news lands. It can contain mistakes and is not investment advice.

Part of

Collections that include SIMO

ThemeMemory & Storage+8.7% today

IndustrySemiconductors+6.6% today

SectorTechnology+5.6% today

ExchangeNASDAQ-listed+2.5% today

Investor holdings

Held by 8 of 50 tracked investors13F · Q2 2026 · filed by Aug 14

4opened a position1added3trimmed

Two Sigma InvestmentsJohn Overdeck & David Siegel · Quant fund0.2%$234MAdded +155%D. E. ShawDavid E. Shaw · Quant fund0.1%$121MNew position Millennium ManagementIsrael Englander · Multi-strategy fund0.0%$60MTrimmed −55%Citadel AdvisorsKen Griffin · Multi-strategy fund0.0%$13MTrimmed −37%Point72 Asset ManagementSteve Cohen · Multi-strategy fund0.0%$6MNew positionUS long positions only · filings lag the quarter end by up to 45 days · SEC EDGAR 13F · All tracked investors

Key stats

Stock

Open / Prev close: $180.48 / $168.93
Day range: $176.24 – $188.89
52-week range: $79.77 – $354.48
Volume: 25.27K
Market cap: $2B
ATR (14): $17.34 · 9.4% · Very high
Gap %: +6.8%
Industry today: Semiconductors +6.6%

SEC filings

All filings

Nov 5, 2026Amended: disclosed a passive stake of 5% or morePassive stake · SEC EDGAR13G/A Oct 28, 2026Report from a foreign issuer6-K · SEC EDGAR6-K Oct 16, 2026Report from a foreign issuer6-K · SEC EDGAR6-K Oct 8, 2026Report from a foreign issuer6-K · SEC EDGAR6-K Sep 22, 2026Report from a foreign issuer6-K · SEC EDGAR6-K Aug 13, 2026Report from a foreign issuer6-K · SEC EDGAR6-K

About Silicon Motion

Silicon Motion is listed on NASDAQ and belongs to the Semiconductors industry in the Technology sector.

Sector: Technology
Industry: Semiconductors
Market cap: $2B
Exchange: NASDAQ

SIMO FAQ

When is SIMO’s next earnings report?

Feb 1, 2027. Analysts expect EPS of $5.27.

Why is SIMO stock moving today?

Silicon Motion rose 8.72% as the move was mostly company-specific, with 1.32% from the market and 1.88% from the sector.

How volatile is SIMO?

SIMO’s average true range over 14 days is $17.34, 9.4% of its price. That puts it in our very high volatility class.

People also trade

Not enough traders have traded SIMO alongside other assets yet (we need 10 shared traders). Its closest assets by industry are listed under Related assets.

See related assets ↓