$SIMO

$204.17 +$14.99 (7.92%) Close

$SIMO Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 134.2M shares outstanding

Who owns SIMO?

By type of holder

Institutions 18.2% Insiders 0.0% Everyone else 81.8%

Concentration Top 10 holders own 7.7%

FMR LLC 1.7% · Acadian Asset Management LLC 1.0%

Institutional ownership

18.2%

-1.9 pts vs last qtr

Institutional holders

381

+109 vs last qtr

Net shares bought

−2.5M

by institutions in Q2 2026

New / sold out

148 / 39

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Alkeon Capital Management LLC NEW +1.1M
Polar Capital Holdings Plc NEW +931.4K

Biggest sellers in Q2 2026

FMR LLC −1.1M
Lord, Abbett & Co. LLC −584.2K

Who is planning to sell?

Notices of proposed sale, last 12 months

$5.1M

8 notices from 5 people

Shares covered

21.6K

0.02% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Lin Kuan-Ming Affiliate $3.22M
Shieh Han-Ping Affiliate $552K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

−5.2%

−0.59% a year

Each share's claim on the business

+5.4%

grew without buying or selling a share

Spent on buybacks vs paid in stock

$288M vs $190M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years30% 3–5 years4% 1–3 years36% Under 1 year30%

Quarterly turnover

30.8%

of institutional shares changed hands

Top 10 managers, median time held

1.8 years

Super Investors

Investment managers reporting SIMO on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
F FMR LLC	2.3M	1.70%	−1.1M (−33.0%)	≤2021	0.0%
Shares held by quarter Peak holding3.4M (Q4'25) Change over 8 quarters+38.3K Share of the company1.700% FMR LLC's full portfolio →
AA Acadian Asset Management LLC	1.3M	0.98%	+22.1K (+1.7%)	≤2021	0.5%
Shares held by quarter Peak holding1.3M (Q3'24) Change over 8 quarters−14.6K Share of the company0.980% Acadian Asset Management LLC's full portfolio →

FMR LLC

2.3M

% of company

1.70%

Change vs last qtr

−1.1M (−33.0%)

Held since

≤2021

Acadian Asset Management LLC

1.3M

% of company

0.98%

Change vs last qtr

+22.1K (+1.7%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Silicon Motion Technology Corporation, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting SIMO on Form N-PORT; together they hold 6.0% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IS Invesco Small Cap Value Fund AIM Sector Funds (Invesco Sector Funds)	$153M	604.3K	0.45%	1.38%	July 31, 2026
VM VIP Mid Cap Portfolio Variable Insurance Products Fund III	$136M	406.8K	0.30%	1.42%	June 30, 2026

Invesco Small Cap Value Fund

AIM Sector Funds (Invesco Sector Funds)

Position value

$153M

% of company

0.45%

% of the fund

1.38%

As of

July 31, 2026

VIP Mid Cap Portfolio

Variable Insurance Products Fund III

Position value

$136M

% of company

0.30%

% of the fund

1.42%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Silicon Motion Technology Corporation and how much of the fund the position is.

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