Security Snapshot

Silicon Motion Technology CORP - COMMON STOCK (SIMO) Institutional Ownership

CUSIP: 82706C108

13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

383

Shares (Excl. Options)

24,600,657

Price

$333.33

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Security type / class
Equity / COMMON STOCK
Symbol
SIMO on Nasdaq
All holders as of 30 Jun 2026
Q2 2026
Total 13F shares
24,600,657
Latest holder snapshot 5 signals
Total 13F value
$8,196,178,732
Portfolio coverage rank
0.02%
Share change
-2,516,178
Value change
-$582,984,114
Number of holders
383
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
135,989,493
SEC-reported price per share
$272.45
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • SIMO - Silicon Motion Technology CORP - COMMON STOCK is tracked under CUSIP 82706C108.
  • 383 institutions reported positions in Q2 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 274 to 383 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $3,045,961,057 to $8,196,178,732.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 383 institutions filings for Q2 2026.

Open SEC evidence

Security key

82706C108

Latest holder period

Q2 2026

13F holders

383

13D/G owners

1

CIK / CUSIP context first

Open Q2 2026 holders SIMO full holder history Silicon Motion Technology CORP SEC filings Silicon Motion Technology CORP company facts Silicon Motion Technology CORP insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
1
Security
SIMO
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
FMR LLC 6.7% -33% $2,686,921,196 -$1,321,792,523 9,111,296 -33% FMR LLC 30 Jun 2026

As of 30 Jun 2026, 383 institutional investors reported holding 24,600,657 shares of Silicon Motion Technology CORP - COMMON STOCK (SIMO). This represents 18% of the company’s total 135,989,493 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
12%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 1.7% 2,277,824 -33% 0.03% $759,267,075
ACADIAN ASSET MANAGEMENT LLC 0.97% 1,315,838 +1.7% 0.52% $438,527,000
Invesco Ltd. 0.84% 1,142,437 +173% 0.03% $380,808,525
ALKEON CAPITAL MANAGEMENT LLC 0.81% 1,100,000 1.4% $366,663,000
HAWK RIDGE CAPITAL MANAGEMENT LP 0.75% 1,015,215 -13% 11% $338,401,616
REINHART PARTNERS, LLC. 0.71% 966,060 -26% 7.4% $322,022,108
Polar Capital Holdings Plc 0.68% 931,375 0.88% $310,455,229
Driehaus Capital Management LLC 0.58% 786,074 +54% 1.5% $262,022,046
TWO SIGMA INVESTMENTS, LP 0.52% 701,105 +155% 0.18% $233,699,330
Wolf Hill Capital Management, LP 0.4% 548,791 -5.5% 18% $182,928,504
Bahl & Gaynor LLC 0.33% 453,307 +191% 0.7% $151,100,822
Granahan Investment Management, LLC 0.33% 445,752 +128% 5.3% $148,582,514
LAZARD ASSET MANAGEMENT LLC 0.32% 435,931 -44% 0.22% $145,308,944
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.31% 417,894 -1.8% 0.06% $139,296,607
LORD, ABBETT & CO. LLC 0.28% 377,899 -61% 0.36% $125,965,000
D. E. Shaw & Co., Inc. 0.27% 363,105 0.07% $121,033,790
Analog Century Management LP 0.27% 362,502 -33% 4.4% $120,832,792
SYSTEMATIC FINANCIAL MANAGEMENT LP 0.26% 354,216 -30% 2.4% $118,071,264
BIT Capital GmbH 0.26% 349,195 4% $116,397,169
OBERWEIS ASSET MANAGEMENT INC/ 0.23% 316,350 +12% 2.2% $105,448,946
Robeco Institutional Asset Management B.V. 0.22% 299,699 -53% 0.12% $99,898,666
MARSHALL WACE, LLP 0.21% 291,836 +5.5% 0.08% $97,277,693
MORGAN STANLEY 0.21% 291,727 +38% 0.01% $97,241,667
BANK OF AMERICA CORP /DE/ 0.2% 276,785 +13% 0.01% $92,260,736
VOYA INVESTMENT MANAGEMENT LLC 0.2% 275,122 -28% 0.08% $91,706,416

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 24,600,657 $8,196,178,732 -$582,984,114 $333.33 383
2026 Q1 27,127,057 $3,045,961,057 -$2,398,362 $112.29 274
2025 Q4 27,409,534 $2,540,606,102 -$15,384,381 $92.70 240
2025 Q3 27,425,544 $2,598,944,450 -$82,872,966 $94.81 219
2025 Q2 28,412,501 $2,136,174,766 +$98,104,232 $75.17 210
2025 Q1 27,687,322 $1,399,721,915 +$11,226,563 $50.56 189
2024 Q4 27,268,824 $1,474,207,803 +$9,244,551 $54.05 201
2024 Q3 26,854,687 $1,631,040,175 -$37,594,999 $60.74 199
2024 Q2 27,294,368 $2,210,404,614 +$131,952,053 $80.99 233
2024 Q1 25,877,255 $1,990,912,494 -$16,255,586 $76.94 210
2023 Q4 26,788,447 $1,641,109,567 +$58,344,285 $61.27 204
2023 Q3 25,664,314 $1,315,445,005 +$119,916,669 $51.25 192
2023 Q2 22,887,451 $1,644,564,399 -$52,322,777 $71.86 197
2023 Q1 23,978,587 $1,571,253,118 -$111,913,583 $65.52 195
2022 Q4 24,816,248 $1,612,124,453 +$44,093,572 $64.99 193
2022 Q3 24,907,586 $1,625,178,877 -$88,823,164 $65.19 196
2022 Q2 25,257,741 $2,113,776,640 +$128,307,625 $83.70 211
2022 Q1 24,822,333 $1,660,920,978 -$176,148,121 $66.82 207
2021 Q4 26,725,662 $2,537,268,809 +$32,679,531 $95.03 221
2021 Q3 26,807,406 $1,851,402,892 +$3,465,802 $68.98 200
2021 Q2 26,877,952 $1,723,528,034 +$37,209,375 $64.10 191
2021 Q1 26,368,489 $1,566,572,200 +$56,025,438 $59.39 208
2020 Q4 25,833,781 $1,242,633,153 +$18,984,308 $48.15 164
2020 Q3 25,615,001 $967,740,515 -$42,915,086 $37.78 146
2020 Q2 26,334,658 $1,284,037,127 +$8,006,077 $48.77 159
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