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.

Q2 2025 vs. Q1 2025

How the institutions holding Silicon Motion Technology CORP changed between Q1 2025 and Q2 2025.

All holders in Q2 2025 All holders in Q1 2025

13F holders of SIMO: Q1 2025 compared with Q2 2025
Measure	Q1 2025	Of which not filed for Q2 2025	Q2 2025	Change
Holders	190	4	212	+26
Shares	27.7M	84.6K	28.4M	+814.3K (+2.9%)
Value	$1.40B	$4.28M	$2.14B	+$741.1M (+53.1%)

4 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (55)

Institutions that held Silicon Motion Technology CORP at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to SIMO in Q2 2025
Institution	Shares	Value	% of portfolio
Ophir Asset Management Pty Ltd	364,569	$27.9M	4.44%
Highland Peak Capital, LLC	345,398	$26.0M	10.62%
Hawk Ridge Capital Management LP	216,930	$16.3M	0.68%
First Eagle Investment Management, LLC	146,200	$11.0M	0.02%
Granahan Investment Management Inc	130,091	$9.78M	0.40%
Knightsbridge Asset Management, LLC	103,007	$7.73M	1.70%
D. E. Shaw & Co., Inc.	102,495	$7.70M	0.01%
Cinctive Capital Management LP	94,880	$7.13M	0.40%
Driehaus Capital Management LLC	87,651	$6.59M	0.05%
Susquehanna Portfolio Strategies, LLC	77,322	$5.81M	0.13%
Concentric Capital Strategies, LP	74,301	$5.59M	0.32%
Arrowstreet Capital, Limited Partnership	74,053	$5.57M	0.00%
Capitolis Liquid Global Markets LLC	57,500	$4.32M	0.03%
Boothbay Fund Management, LLC	55,985	$4.21M	0.13%
Ameriprise Financial Inc	43,336	$3.26M	0.00%
Marex Group plc	42,527	$3.20M	0.06%
Gamco Investors, Inc. Et Al	26,228	$1.97M	0.02%
XTX Topco Ltd	23,678	$1.78M	0.07%
Gsa Capital Partners LLP	23,164	$1.74M	0.12%
Manatuck Hill Partners, LLC	20,000	$1.50M	0.57%
Grantham, Mayo, Van Otterloo & Co. LLC	16,100	$1.21M	0.00%
Wiley Bros.-Aintree Capital, LLC	13,302	$999.9K	0.01%
West Tower Group, LLC	12,300	$924.6K	2.01%
Walleye Trading LLC	11,706	$879.9K	0.02%
Walleye Capital LLC	10,032	$754.1K	0.01%
Diversified Trust Co	8,628	$648.6K	0.01%
Colony Group, LLC	7,505	$564.2K	0.00%
Bank of New York Mellon Corp	4,632	$348.2K	0.00%
Sanctuary Advisors, LLC	4,432	$333.2K	0.00%
Creative Planning	4,309	$323.9K	0.00%
Atria Investments LLC	4,015	$301.8K	0.00%
Ballentine Partners, LLC	4,002	$300.8K	0.00%
CI Private Wealth, LLC	3,994	$300.2K	0.00%
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	3,837	$288.4K	0.00%
Trexquant Investment LP	3,746	$281.6K	0.00%
Merit Financial Group, LLC	3,743	$281.4K	0.00%
MML Investors Services, LLC	3,618	$272.0K	0.00%
Mount Yale Investment Advisors, LLC	3,504	$263.4K	0.02%
Aspen Grove Capital, LLC	3,433	$258.1K	0.04%
Camelot Portfolios, LLC	3,384	$254.4K	0.15%
Patriot Financial Group Insurance Agency, LLC	3,001	$225.6K	0.03%
SRS Capital Advisors, Inc.	1,505	$113.1K	0.01%
Strategic Wealth Partners, Ltd.	1,458	$109.6K	0.01%
Headlands Technologies LLC	1,433	$107.7K	0.01%
Raymond James Financial Inc	1,001	$75.3K	0.00%
Pacer Advisors, Inc.	606	$45.6K	0.00%
Global Retirement Partners, LLC	587	$44.1K	0.00%
Solstein Capital, LLC	300	$22.6K	0.01%
Opal Wealth Advisors, LLC	292	$21.9K	0.01%
Northwestern Mutual Wealth Management Co	274	$20.6K	0.00%
Whittier Trust Co	140	$10.5K	0.00%
Total Investment Management Inc	100	$7.52K	0.00%
Tower Research Capital LLC (TRC)	99	$7.44K	0.00%
MAI Capital Management	52	$3.91K	0.00%
Kilter Group LLC	30	$2.26K	0.00%

Sold out (29)

Institutions that held Silicon Motion Technology CORP at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of SIMO in Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Rubric Capital Management LP	700,882	$35.4M
Healthcare of Ontario Pension Plan Trust Fund	296,700	$15.0M
Mangrove Partners	95,000	$4.80M
Nishkama Capital, LLC	81,404	$4.12M
Qube Research & Technologies Ltd	78,987	$3.99M
Alberta Investment Management Corp	70,800	$3.58M
Verition Fund Management LLC	60,265	$3.05M
Davidson Kempner Capital Management LP	37,671	$1.90M
Atom Investors LP	29,903	$1.51M
Farallon Capital Management, L.L.C.	29,298	$1.48M
B. Riley Asset Management, LLC	23,160	$1.17M
One68 Global Capital, LLC	22,282	$1.13M
Allianz Asset Management GmbH	12,257	$619.7K
Group One Trading, L.P.	10,542	$533.0K
Y-Intercept (Hong Kong) Ltd	4,886	$247.0K
HSBC Holdings PLC	4,760	$238.1K
Allspring Global Investments Holdings, LLC	4,700	$237.6K
Graham Capital Management, L.P.	4,623	$233.7K
Caption Management, LLC	3,327	$168.2K
Johnson Financial Group, Inc.	3,098	$156.7K
Barclays PLC	2,354	$119.0K
SG Americas Securities, LLC	2,334	$118.0K
State of Wyoming	1,726	$87.3K
Coldstream Capital Management Inc	882	$44.6K
Logan Capital Management Inc	161	$8.14K
Mather Group, LLC.	92	$4.65K
Cornerstone Planning Group LLC	109	$4.57K
Clear Street Markets LLC	66	$3.34K
Caitong International Asset Management Co., Ltd	1	$51

Not filed for Q2 2025 yet (4)

Institutions that held Silicon Motion Technology CORP at the end of Q1 2025 and haven't filed a 13F for Q2 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding SIMO in Q1 2025 that haven't filed for Q2 2025
Institution	Shares, Q1 2025	Value, Q1 2025
Kodai Capital Management LP	41,604	$2.10M
Keeley-Teton Advisors, LLC	25,028	$1.27M
Orion Portfolio Solutions, LLC	17,574	$888.6K
Lindbrook Capital, LLC	433	$21.9K