SIMOSilicon Motion Technology Corporation

$263.89+189% 1Y

Who owns SIMO

377 institutions reported holding SIMO for 2026Q2, together 18% of the company, more than the 269 a quarter earlier.

377

Institutions reporting a position · as of 2026Q2 · up from 269 the quarter before

Shares held by institutions
24.8M

Shares held by institutions · 18% of the company · long US equity positions only, as reported on Form 13F

Reported value
$8.18B

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
5.1%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
147
Positions exited
39
Added to
73
Reduced
126
Top 10 holdersof the company
8.0%
Shares sold shortsettled Sep 15, 2026
2.0M
Short interestof shares outstanding
1.5%
Days to coverat the average daily volume
2.4
Change in the short positionsince the Aug 31, 2026 count
+20%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q237724.8M$8.18B
2026Q126927.1M$3.04B
2025Q423827.4M$2.54B
2025Q321526.9M$2.55B
2025Q220828.1M$2.11B
2025Q118727.4M$1.39B
2024Q419827.0M$1.46B
2024Q319927.5M$1.63B
2024Q223127.2M$2.21B
2024Q120825.8M$1.99B
2023Q420026.7M$1.64B
2023Q318925.6M$1.31B
2023Q219623.8M$1.71B
2023Q118923.3M$1.53B
2022Q419124.8M$1.61B
2022Q319524.9M$1.61B
Largest reported holders, 2026Q2
HolderShares% of companyValue
FMR LLC2.3M1.7%$759M
ACADIAN ASSET MANAGEMENT LLC1.3M0.98%$439M
Invesco Ltd.1.1M0.85%$381M
ALKEON CAPITAL MANAGEMENT LLC1.1M0.82%$367M
HAWK RIDGE CAPITAL MANAGEMENT LP1.0M0.75%$338M
REINHART PARTNERS, LLC.1.0M0.72%$322M
Polar Capital Holdings Plc0.9M0.69%$310M
Driehaus Capital Management LLC0.8M0.58%$262M
TWO SIGMA INVESTMENTS, LP0.7M0.52%$234M
Wolf Hill Capital Management, LP0.5M0.41%$183M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.0M1.5%2.4
Aug 31, 20261.6M1.2%2.0
Aug 14, 20261.5M1.1%1.0
Jul 31, 20260.8M0.60%1.0
Jul 15, 20260.7M0.53%1.1
Jun 30, 20260.8M0.58%1.0
Jun 15, 20260.9M0.70%1.0
May 29, 20261.1M0.80%1.0
May 15, 20260.6M0.47%1.0
Apr 30, 20260.5M0.38%1.0
Apr 15, 20260.3M0.23%1.0
Mar 31, 20260.3M0.25%1.0

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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