Silicon Motion Technology CORP

SIMO

Exchange: Nasdaq
Industry: Semiconductors & Related Devices
SEC CIK: 0001329394

SEC filings (opens in a new tab)

No open-market purchases or sales by Silicon Motion Technology CORP insiders were filed in the last 90 days; 385 institutions reported holding it in 13F filings for Q2 2026, worth $8.23B in total; Maverick Capital is the only superinvestor holding it.

Q1 2026 vs. Q4 2025

How the institutions holding Silicon Motion Technology CORP changed between Q4 2025 and Q1 2026.

All holders in Q1 2026 All holders in Q4 2025

13F holders of SIMO: Q4 2025 compared with Q1 2026
Measure	Q4 2025	Of which not filed for Q1 2026	Q1 2026	Change
Holders	241	4	275	+38
Shares	27.4M	101.1K	27.1M	−167.0K (−0.6%)
Value	$2.54B	$9.37M	$3.05B	+$514.0M (+20.3%)

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (63)

Institutions that held Silicon Motion Technology CORP at the end of Q1 2026 but not at the end of Q4 2025.

Institutions new to SIMO in Q1 2026
Institution	Shares	Value	% of portfolio
Analog Century Management LP	538,748	$60.5M	2.89%
Voya Investment Management LLC	381,854	$42.9M	0.04%
AIGH Capital Management LLC	200,000	$22.5M	4.60%
Loomis Sayles & Co L P	188,653	$21.2M	0.03%
Fred Alger Management, LLC	160,891	$18.1M	0.08%
Bahl & Gaynor Inc	155,565	$17.5M	0.09%
Blair William & Co	103,179	$11.6M	0.03%
Public Employees Retirement Association of Colorado	77,000	$8.65M	0.03%
Neuberger Berman Group LLC	71,957	$8.08M	0.01%
Emerald Investment Advisers, LLC	48,059	$5.40M	0.49%
Thames Capital Management LLC	46,344	$5.20M	0.93%
Kornitzer Capital Management Inc	42,985	$4.83M	0.10%
Scalar Gauge Management, LLC	39,000	$4.38M	4.22%
Chase Investment Counsel Corp	28,472	$3.20M	0.84%
Polar Asset Management Partners Inc.	28,218	$3.17M	0.08%
Trexquant Investment LP	25,676	$2.88M	0.02%
Lisanti Capital Growth, LLC	25,285	$2.84M	0.72%
Calamos Advisors LLC	23,923	$2.69M	0.01%
Congress Asset Management Co	20,674	$2.32M	0.02%
Walleye Trading LLC	20,655	$2.32M	0.05%
Susquehanna International Group, LLP	19,844	$2.23M	0.00%
Capital Fund Management S.A.	15,091	$1.69M	0.02%
Shay Capital LLC	9,600	$1.08M	0.15%
Legato Capital Management LLC	9,270	$1.04M	0.09%
Prescott Group Capital Management, L.L.C.	9,000	$1.01M	0.10%
Maverick Capital LtdSuperinvestorMaverick Capital	7,369	$827.5K	0.01%
Two Sigma Securities, LLC	5,353	$601.1K	0.07%
Mount Yale Investment Advisors, LLC	4,420	$496.3K	0.01%
Bank of Montreal	4,298	$482.6K	0.00%
PEAK6 LLC	4,200	$471.6K	0.01%
Independent Financial Group, LLC	4,035	$453.1K	0.01%
Caption Management, LLC	4,000	$449.2K	0.02%
Gateway Wealth Partners, LLC	3,946	$443.1K	0.02%
Virtu Financial LLC	3,772	$423.0K	0.02%
Henry James International Management, Inc.	3,615	$405.9K	0.15%
Quinn Opportunity Partners LLC	3,500	$393.0K	0.02%
Fifth Lane Capital, LP	3,500	$393.0K	0.48%
Mackenzie Financial Corp	3,377	$379.2K	0.00%
Cambridge Investment Research Advisors, Inc.	2,751	$309.0K	0.00%
Legacy Wealth Asset Management, LLC	2,338	$262.5K	0.06%
HighTower Advisors, LLC	2,147	$241.1K	0.00%
Graham Capital Management, L.P.	2,078	$233.3K	0.01%
Quantinno Capital Management LP	1,885	$211.7K	0.00%
Warren Averett Asset Management, LLC	1,829	$205.4K	0.00%
Diversified Management Inc	1,818	$204.1K	0.04%
Canandaigua National Corp	1,815	$203.8K	0.02%
TD Waterhouse Canada Inc.	941	$110.0K	0.00%
Advisory Services Network, LLC	551	$61.9K	0.00%
UBS Asset Management Americas Inc	525	$59.0K	0.00%
Beacon Investment Advisory Services, Inc.	300	$33.7K	0.00%
Opal Wealth Advisors, LLC	272	$30.5K	0.01%
Forum Finance Group S.A.	310	$29.0K	0.02%
Truvestments Capital LLC	225	$25.3K	0.00%
First Command Advisory Services, Inc.	202	$22.7K	0.00%
Harbour Investments, Inc.	161	$18.2K	0.00%
Whittier Trust Co	140	$16.3K	0.00%
EFG International AG	110	$12.4K	0.00%
Acumen Wealth Advisors, LLC	85	$9.54K	0.00%
Larson Financial Group LLC	53	$5.95K	0.00%
Mather Group, LLC.	49	$5.50K	0.00%
Marshall Investment Management, LLC	45	$5.06K	0.00%
Ninepoint Partners LP	34	$3.82K	0.00%
SWAN Capital LLC	15	$1.68K	0.00%

Sold out (25)

Institutions that held Silicon Motion Technology CORP at the end of Q4 2025 and filed for Q1 2026 without it.

Institutions that sold out of SIMO in Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
Think Investments LP	289,300	$26.8M
Cramer Rosenthal McGlynn LLC	143,604	$13.3M
Clearline Capital LP	132,911	$12.3M
Two Sigma Advisers, LP	124,681	$11.6M
D. E. Shaw & Co., Inc.	102,038	$9.46M
SG Capital Management LLC	90,411	$8.38M
Concentric Capital Strategies, LP	69,044	$6.40M
Jain Global LLC	61,789	$5.73M
F/M Investments LLC	49,010	$4.54M
1492 Capital Management LLC	41,696	$3.87M
Heights Point Management, LP	34,770	$3.22M
Kennedy Capital Management, Inc.	22,373	$2.07M
Gamco Investors, Inc. Et Al	18,560	$1.72M
Grantham, Mayo, Van Otterloo & Co. LLC	16,100	$1.49M
Barometer Capital Management Inc.	24,100	$871.5K
Lombard Odier Asset Management (USA) Corp	7,757	$719.1K
Campbell & CO Investment Adviser LLC	7,406	$686.5K
Black Maple Capital Management LP	7,300	$676.7K
Fox Run Management, L.L.C.	7,047	$653.3K
Alliancebernstein L.P.	6,236	$578.1K
Deltec Asset Management LLC	2,750	$254.9K
Kestra Advisory Services, LLC	1,608	$149.0K
Barclays PLC	419	$38.8K
Solstein Capital, LLC	300	$27.8K
Bayban	25	$2.32K

Not filed for Q1 2026 yet (4)

Institutions that held Silicon Motion Technology CORP at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SIMO in Q4 2025 that haven't filed for Q1 2026
Institution	Shares, Q4 2025	Value, Q4 2025
Capitolis Liquid Global Markets LLC	83,900	$7.78M
BancorpSouth Bank	15,969	$1.48M
Global Retirement Partners, LLC	1,131	$104.8K
CIBC Private Wealth Group, LLC	110	$10.2K