Why Silicon Motion Technology (SIMO) Stock Is Down Today

Silicon Motion Technology (SIMO) is down 6.1% today. Here is some analysis on what might have caused this price movement.

Analysis: A clear negative company-specific catalyst is not obvious today. This could be because investors are taking profits after a powerful run in the stock, even though Silicon Motion recently posted very strong quarterly results and guided for another quarter of sequential growth.

Details:

Silicon Motion’s second-quarter 2026 sales rose 32% from the prior quarter and 127% from a year earlier to $451.0 million, with gross margin reaching 50.2%.

Quarterly profitability also improved sharply, with non-GAAP earnings per diluted ADS of $2.43, up from $1.58 in the first quarter.

Management said Ferri and Enterprise Boot Drive solution sales more than doubled sequentially in the quarter and represented nearly 30% of total revenue, showing that newer AI and enterprise storage products are becoming a larger part of the business.

For the third quarter, the company guided for revenue of $519 million to $541 million and non-GAAP operating margin of 27.5% to 28.5%, so today’s decline looks more like sentiment, rotation, or profit-taking than a deterioration in reported fundamentals.

Sources:

Silicon Motion Technology investor relations, SEC, MarketBeat

Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

$SIMO Insider Trading Activity

$SIMO insiders have traded $SIMO stock on the open market 6 times in the past 6 months. Of those trades, 0 have been purchases and 6 have been sales.

Here’s a breakdown of recent trading of $SIMO stock by insiders over the last 6 months:

KUAN-MING LIN has made 0 purchases and 3 sales selling 3,000 shares for an estimated $930,320.
HAN-PING SHIEH has made 0 purchases and 2 sales selling 2,000 shares for an estimated $629,250.
SHII TYNG DUANN sold 1,500 shares for an estimated $367,500

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

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$SIMO Hedge Fund Activity

We have seen 168 institutional investors add shares of $SIMO stock to their portfolio, and 129 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

PERTENTO PARTNERS LLP removed 738,875 shares (-64.2%) from their portfolio in Q1 2026, for an estimated $82,968,273
ANALOG CENTURY MANAGEMENT LP added 538,748 shares (+inf%) to their portfolio in Q1 2026, for an estimated $60,496,012
WELLINGTON MANAGEMENT GROUP LLP removed 392,713 shares (-56.3%) from their portfolio in Q1 2026, for an estimated $44,097,742
ADAGE CAPITAL PARTNERS GP, L.L.C. removed 391,479 shares (-87.7%) from their portfolio in Q1 2026, for an estimated $43,959,176
HAWK RIDGE CAPITAL MANAGEMENT LP added 385,568 shares (+48.9%) to their portfolio in Q1 2026, for an estimated $43,295,430
VOYA INVESTMENT MANAGEMENT LLC added 381,854 shares (+inf%) to their portfolio in Q1 2026, for an estimated $42,878,385
REINHART PARTNERS, LLC. removed 347,979 shares (-26.5%) from their portfolio in Q2 2026, for an estimated $115,991,840

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

$SIMO Price Targets

Multiple analysts have issued price targets for $SIMO recently. We have seen 3 analysts offer price targets for $SIMO in the last 6 months, with a median target of $275.0.

Here are some recent targets:

Matt Bryson from Wedbush set a target price of $400.0 on 06/22/2026
Gokul Hariharan from JP Morgan set a target price of $260.0 on 05/01/2026
Mehdi Hosseini from Susquehanna set a target price of $275.0 on 04/30/2026

This article is not financial advice. See Quiver Quantitative's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.