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SIMO · Silicon Motion Technology Corp

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TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475TEAM-0.32% 13F +439META+2.47% 13F +2,694RCG-2.04% CLUSTERUTHR-4.03% 13F +425CRWV+4.49% 13F +693CRM+2.92% 13F +1,018CVNA-0.98% 13F +794TPL-0.71% 13F +444NET-4.47% 13F +710MSTR-1.35% 13F +526DELL+4.91% 13F +1,203CRWD+5.68% 13F +1,382ANET+1.22% 13F +1,323COIN+10.14% 13F +475

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SIMO

Name: Silicon Motion Technology CORP (SIMO) insider trading and ownership data
Creator: WaveMan
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Silicon Motion Technology CORP

SEMICONDUCTORS & ELECTRONICS · SEMICONDUCTORS & RELATED DEVICES · CIK 0001329394

SEC FILINGS☆ WATCH

INSIDER NET · 180D

-$1.9M

open-market buys minus sells, Form 4 codes P and S

INSIDER BUYERS · 180D

CONGRESS BUYERS · 1Y

FUNDS ADDED · QTR

228

13F, latest reported quarter

REVENUE GROWTH

+10.2%

XBRL, annual

NET MARGIN

13.8%

SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST

INSIDERS

net -$1.9M over 180 days

-$1.3M over 90 days

more than 59% of Semiconductors & Electronics

CONGRESS

no member of Congress has reported trading it

FUNDS

228 funds added or opened last quarter

more than 68% of Semiconductors & Electronics

REVENUE

+10.2% year over year

more than 53% of Semiconductors & Electronics

MARGIN

13.8% net margin

more than 83% of Semiconductors & Electronics

BUYBACKS

$24.3M repurchased, FY to 2025-12-31

below 56% of Semiconductors & Electronics

SHORT

no short interest reported

THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET

Insiders are net sellers: -$1.9M across 3 people in 180 days.

228 funds added or opened positions in the latest 13F quarter, of 388 holders.

The year, with the filings on it

Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail

TOTAL 12M RETURN +208.1%

+208.1%12M

INSIDER SELL

INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY

Live price

Daily candles from TradingView, on their licence — no filings are marked on this one

WHY THIS NAME IS ON THE DESK

The complete filing record, in one place.

The record shows a net $1.9M sold by insiders over 180 days, 228 funds added last quarter. Every figure is a federal filing, dated the day it became public.

Backtest this pattern Open the screener

Same sector, ranked by filing activity

Sector from the SEC's own SIC classification

NVDA CRDO VICR MPWR VPLM ALAB PI MTSI MU AIP AVGO MSI

Insider transactions

Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, Silicon Motion Technology CORP insiders sold a net $1.9M of stock across 6 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-05.

INSIDER

FILED

VALUE

SHIEH HAN-PING

Director

SELL

2026-06-18

1,000.0

$328.0K

LIN KUAN-MING

Director

SELL

2026-06-18

1,000.0

$320.3K

LIN KUAN-MING

Director

SELL

2026-06-17

1,000.0

$310.0K

LIN KUAN-MING

Director

SELL

2026-06-17

1,000.0

$300.0K

SHIEH HAN-PING

Director

SELL

2026-06-02

1,000.0

$301.2K

6 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 1 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders

13F · holdings as of the latest quarter funds have reported

FMR LLC

2,277,824.0 sh

$759.3M

Invesco Ltd.

1,142,437.0 sh

$380.8M

ALKEON CAPITAL MANAGEMENT LLC

1,100,000.0 sh

$366.7M

HAWK RIDGE CAPITAL MANAGEMENT LP

1,015,215.0 sh

$338.4M

REINHART PARTNERS, LLC.

966,060.0 sh

$322.0M

SCHEDULE 13D/G

No 5%+ ownership filings

Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.

FORM 144

No planned-sale notices

No insider has notified an intent to sell. This is the panel to watch after a run-up.

Fund concentration

N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show

Lord Abbett Value Opportunities Fund

$69.6M POSITION · AS OF 2026-04-30

6.1%

BLACK OAK EMERGING TECHNOLOGY FUND

$3.8M POSITION · AS OF 2026-04-30

6.1%

RIVER OAK DISCOVERY FUND

$924.8K POSITION · AS OF 2026-04-30

6.0%

Reinhart Genesis PMV Fund

$33.0M POSITION · AS OF 2026-02-28

5.4%

Lord Abbett Focused Small Cap Value Fund

$4.8M POSITION · AS OF 2026-04-30

5.0%

ALGER WEATHERBIE SPECIALIZED GROWTH FUND

$11.4M POSITION · AS OF 2026-04-30

4.1%

SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK

Fundamentals

Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all

	2025-12	2024-12	2023-12	2022-12
REVENUE	$885.6M	$803.6M	$639.1M	$945.9M
GROSS PROFIT	$427.5M	$368.8M	$270.4M	$465.8M
OPERATING INCOME	$93.0M	$90.9M	$39.9M	$213.9M
NET INCOME	$122.6M	$89.2M	$52.9M	$172.5M
EPS (DILUTED)	0.91	0.66	0.40	1.29
OPERATING CASH FLOW	$61.4M	$77.1M	$149.1M	$83.9M
CASH	$201.8M	$276.1M	$314.3M	$232.2M
BUYBACKS	$24.3M	$0	$0	$133.2M
DIVIDENDS PAID	$67.2M	$67.3M	$16.7M	$49.9M

SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-05 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE