Security Snapshot

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

CUSIP: 82706C108

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

Latest Period

Q1 2026

Institutions Reporting

272

Shares (Excl. Options)

27,102,379

Price

$112.29

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Security type / class
Equity / COMMON STOCK
Symbol
SIMO on Nasdaq
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
27,102,379
Latest holder snapshot 5 signals
Total 13F value
$3,043,189,535
Portfolio coverage rank
0.02%
Share change
-237,814
Value change
-$2,850,654
Number of holders
272
Issuer context Names, identifiers, and filing context for this profile. 2 identity fields
Shares outstanding
135,934,680
SEC-reported price per share
$258.71
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.
  • 272 institutions reported positions in Q1 2026.
  • 1 significant owner is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 239 to 272 between Q4 2025 and Q1 2026.
  • SEC-reported value moved from $2,538,746,076 to $3,043,189,535.

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 272 institutions filings for Q1 2026.

Open SEC evidence

Security key

82706C108

Latest holder period

Q1 2026

13F holders

272

13D/G owners

1

CIK / CUSIP context first

Open Q1 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 10% 0% $1,267,047,152 +$2,983 13,593,468 +0% FMR LLC 28 Nov 2025

As of 31 Mar 2026, 272 institutional investors reported holding 27,102,379 shares of Silicon Motion Technology CORP - COMMON STOCK (SIMO). This represents 20% of the company’s total 135,934,680 outstanding shares.

13F concentration

Top 25 institutional shareholders

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

Top holder share
13%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
FMR LLC 2.5% 3,398,367 0% 0.02% $381,602,631
REINHART PARTNERS, LLC. 0.97% 1,314,039 -16% 4.2% $147,555,086
ACADIAN ASSET MANAGEMENT LLC 0.95% 1,293,710 +1.1% 0.21% $145,225,000
HAWK RIDGE CAPITAL MANAGEMENT LP 0.86% 1,173,315 +49% 4.8% $131,751,541
LORD, ABBETT & CO. LLC 0.71% 962,139 -3.3% 0.35% $108,039,000
LAZARD ASSET MANAGEMENT LLC 0.58% 781,981 +3.1% 0.14% $87,808,630
Robeco Institutional Asset Management B.V. 0.46% 631,581 +1.2% 0.1% $70,920,232
Wolf Hill Capital Management, LP 0.43% 580,852 -0.09% 9.3% $65,223,871
Man Group plc 0.41% 560,103 +47% 0.13% $62,893,966
Analog Century Management LP 0.4% 538,748 2.9% $60,496,013
Driehaus Capital Management LLC 0.38% 509,975 +60% 0.42% $57,265,093
SYSTEMATIC FINANCIAL MANAGEMENT LP 0.37% 506,725 -13% 1.3% $56,900,337
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC 0.34% 456,375 -15% 2.4% $51,246,349
Kite Lake Capital Management (UK) LLP 0.33% 452,574 -0.81% 51% $50,819,534
HIGHLAND PEAK CAPITAL, LLC 0.33% 444,515 -10% 22% $49,914,589
NEUMEIER POMA INVESTMENT COUNSEL LLC 0.31% 428,188 -11% 4% $48,081,231
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.31% 425,697 +112% 0.03% $47,801,516
Invesco Ltd. 0.31% 418,285 -34% 0.01% $46,969,224
Pertento Partners LLP 0.3% 412,536 -64% 4.9% $46,323,667
MILLENNIUM MANAGEMENT LLC 0.29% 395,789 +169% 0.03% $44,443,147
UBS Group AG 0.29% 391,926 +11% 0.01% $44,009,371
VOYA INVESTMENT MANAGEMENT LLC 0.28% 381,854 0.04% $42,878,386
HERALD INVESTMENT MANAGEMENT Ltd 0.27% 367,700 -4.5% 5.8% $41,292,710
Ophir Asset Management Pty Ltd 0.26% 357,044 -24% 4.7% $40,092,471
Qube Research & Technologies Ltd 0.26% 351,522 +269% 0.06% $39,472,405

Quarter history

Institutional holders across reporting periods

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

Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 27,102,379 $3,043,189,535 -$2,850,654 $112.29 272
2025 Q4 27,389,469 $2,538,746,076 -$17,244,407 $92.70 239
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
2020 Q1 26,378,623 $967,256,469 -$14,760,655 $36.66 144
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