Silicon Motion Technology CORP
SIMO- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001329394
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.
13F holders, Q1 2026
Institutional positions in Silicon Motion Technology CORP as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 275
- +38 vs. Q4 2025
- Shares held
- 27.1M
- −167.0K (−0.6%) vs. Q4 2025
- Total value
- $3.05B
- +$514.0M (+20.3%) vs. Q4 2025
- New holders
- 63
- 95 more added
- Sold out
- 25
- 89 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting SIMO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 385 | $8.23B |
| Q1 2026 | 275 | $3.05B |
| Q4 2025 | 241 | $2.54B |
| Q3 2025 | 220 | $2.60B |
| Q2 2025 | 212 | $2.14B |
| Q1 2025 | 190 | $1.40B |
| Q4 2024 | 202 | $1.47B |
| Q3 2024 | 202 | $1.63B |
| Q2 2024 | 234 | $2.21B |
| Q1 2024 | 211 | $1.99B |
| Q4 2023 | 204 | $1.64B |
| Q3 2023 | 194 | $1.32B |
| Q2 2023 | 201 | $1.71B |
| Q1 2023 | 196 | $1.58B |
| Q4 2022 | 197 | $1.61B |
| Q3 2022 | 201 | $1.63B |
| Q2 2022 | 219 | $2.12B |
| Q1 2022 | 212 | $1.66B |
| Q4 2021 | 226 | $2.56B |
| Q3 2021 | 205 | $1.88B |
| Q2 2021 | 196 | $1.72B |
| Q1 2021 | 212 | $1.57B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Silicon Motion Technology CORP; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,398,367 | $381.6M | 0.02% | 00.0% | Unchanged |
| Reinhart Partners, Inc. | 1,314,039 | $147.6M | 4.24% | −259,316−16.5% | Reduced |
| Acadian Asset Management LLC | 1,293,710 | $145.2M | 0.21% | +14,623+1.1% | Added |
| Hawk Ridge Capital Management LP | 1,173,315 | $131.8M | 4.79% | +385,568+48.9% | Added |
| Lord, Abbett & Co. LLC | 962,139 | $108.0M | 0.35% | −32,838−3.3% | Reduced |
| Lazard Asset Management LLC | 781,981 | $87.8M | 0.14% | +23,403+3.1% | Added |
| Robeco Institutional Asset Management B.V. | 631,581 | $70.9M | 0.10% | +7,628+1.2% | Added |
| Wolf Hill Capital Management, LP | 580,852 | $65.2M | 9.25% | −518−0.1% | Reduced |
| Man Group plc | 560,103 | $62.9M | 0.13% | +179,055+47.0% | Added |
| Analog Century Management LP | 538,748 | $60.5M | 2.89% | +538,748 | New |
| Driehaus Capital Management LLC | 509,975 | $57.3M | 0.42% | +190,351+59.6% | Added |
| Systematic Financial Management LP | 506,725 | $56.9M | 1.30% | −76,101−13.1% | Reduced |
| Summit Partners Public Asset Management, LLC | 456,375 | $51.2M | 2.37% | −78,557−14.7% | Reduced |
| Kite Lake Capital Management (UK) LLP | 452,574 | $50.8M | 51.27% | −3,697−0.8% | Reduced |
| Highland Peak Capital, LLC | 444,515 | $49.9M | 21.74% | −52,109−10.5% | Reduced |
| Neumeier Poma Investment Counsel LLC | 428,188 | $48.1M | 3.96% | −53,630−11.1% | Reduced |
| Arrowstreet Capital, Limited Partnership | 425,697 | $47.8M | 0.03% | +225,221+112.3% | Added |
| Invesco Ltd. | 418,285 | $47.0M | 0.00% | −213,820−33.8% | Reduced |
| Pertento Partners LLP | 412,536 | $46.3M | 4.92% | −738,875−64.2% | Reduced |
| Millennium Management LLC | 395,789 | $44.4M | 0.03% | +248,759+169.2% | Added |
| UBS Group AG | 391,926 | $44.0M | 0.01% | +40,385+11.5% | Added |
| Voya Investment Management LLC | 381,854 | $42.9M | 0.04% | +381,854 | New |
| Herald Investment Management Ltd | 367,700 | $41.3M | 5.75% | −17,206−4.5% | Reduced |
| Ophir Asset Management Pty Ltd | 357,044 | $40.1M | 4.67% | −110,520−23.6% | Reduced |
| Qube Research & Technologies Ltd | 351,522 | $39.5M | 0.06% | +256,133+268.5% | Added |
| CastleKnight Management LP | 323,475 | $36.3M | 1.70% | +241,239+293.3% | Added |
| Wellington Management Group LLP | 304,286 | $34.2M | 0.01% | −392,713−56.3% | Reduced |
| Schwartz Investment Counsel Inc | 300,000 | $33.7M | 1.20% | +80,000+36.4% | Added |
| Oberweis Asset Management Inc | 282,550 | $31.7M | 0.94% | +46,250+19.6% | Added |
| Marshall Wace, LLP | 276,600 | $31.1M | 0.03% | +143,949+108.5% | Added |
| Two Sigma Investments, LP | 274,577 | $30.8M | 0.03% | −105,260−27.7% | Reduced |
| Boston Partners | 272,797 | $30.6M | 0.03% | −111,004−28.9% | Reduced |
| Frontier Capital Management Co LLC | 272,356 | $30.6M | 0.31% | −239,115−46.8% | Reduced |
| Heartland Advisors Inc | 252,084 | $28.3M | 1.44% | −20,314−7.5% | Reduced |
| Apis Capital Advisors, LLC | 249,200 | $28.0M | 4.32% | +35,120+16.4% | Added |
| Bank of America Corp | 244,387 | $27.4M | 0.00% | +60,970+33.2% | Added |
| Massachusetts Financial Services Co | 210,294 | $23.8M | 0.01% | +3,578+1.7% | Added |
| Morgan Stanley | 210,974 | $23.7M | 0.00% | −53,884−20.3% | Reduced |
| Voloridge Investment Management, LLC | 210,302 | $23.6M | 0.09% | +97,844+87.0% | Added |
| AIGH Capital Management LLC | 200,000 | $22.5M | 4.60% | +200,000 | New |
| Russell Investments Group, Ltd. | 203,353 | $22.3M | 0.02% | +4,616+2.3% | Added |
| Granahan Investment Management Inc | 195,252 | $21.9M | 1.06% | −33,877−14.8% | Reduced |
| Loomis Sayles & Co L P | 188,653 | $21.2M | 0.03% | +188,653 | New |
| Nomura Asset Management International Inc. | 175,687 | $19.7M | 0.03% | +66,627+61.1% | Added |
| First Eagle Investment Management, LLC | 168,439 | $18.9M | 0.03% | +14,920+9.7% | Added |
| Fred Alger Management, LLC | 160,891 | $18.1M | 0.08% | +160,891 | New |
| Manufacturers Life Insurance Company, The | 157,665 | $17.7M | 0.02% | −207,135−56.8% | Reduced |
| Bahl & Gaynor Inc | 155,565 | $17.5M | 0.09% | +155,565 | New |
| Schroder Investment Management Group | 138,585 | $14.6M | 0.01% | +100,865+267.4% | Added |
| Northern Trust Corp | 124,980 | $14.0M | 0.00% | −484−0.4% | Reduced |
| Envestnet Asset Management Inc | 117,028 | $13.1M | 0.00% | +29,012+33.0% | Added |
| Alpine Associates Management Inc. | 116,878 | $13.1M | 0.77% | +36,902+46.1% | Added |
| Knightsbridge Asset Management, LLC | 113,554 | $12.8M | 1.72% | +10,825+10.5% | Added |
| SEI Investments Co | 109,073 | $12.2M | 0.01% | +13,677+14.3% | Added |
| Royce & Associates LP | 107,240 | $12.0M | 0.12% | +14,700+15.9% | Added |
| Blair William & Co | 103,179 | $11.6M | 0.03% | +103,179 | New |
| M&G Plc | 92,229 | $10.3M | 0.05% | −110,570−54.5% | Reduced |
| State Street Corp | 90,153 | $10.1M | 0.00% | −887−1.0% | Reduced |
| Strategic Wealth Partners, Ltd. | 86,171 | $9.68M | 0.67% | +5,243+6.5% | Added |
| Balyasny Asset Management LLC | 84,968 | $9.54M | 0.02% | −57,593−40.4% | Reduced |
| Prospect Capital Advisors, LLC | 82,240 | $9.23M | 5.13% | −6,110−6.9% | Reduced |
| Wells Fargo & Company | 80,396 | $9.03M | 0.00% | +13,675+20.5% | Added |
| Susquehanna Portfolio Strategies, LLC | 77,322 | $8.68M | 0.13% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 77,000 | $8.65M | 0.03% | +77,000 | New |
| BlackRock, Inc. | 75,680 | $8.50M | 0.00% | +5,490+7.8% | Added |
| Walleye Capital LLC | 73,468 | $8.25M | 0.05% | +2,725+3.9% | Added |
| Abn Amro Investment Solutions | 73,116 | $8.21M | 0.11% | −33,735−31.6% | Reduced |
| Janney Montgomery Scott LLC | 72,965 | $8.19M | 0.02% | −15,810−17.8% | Reduced |
| Neuberger Berman Group LLC | 71,957 | $8.08M | 0.01% | +71,957 | New |
| Raymond James Financial Inc | 68,617 | $7.70M | 0.00% | +29,654+76.1% | Added |
| Citadel Advisors LLC | 64,590 | $7.25M | 0.01% | −68,466−51.5% | Reduced |
| Harbor Capital Advisors, Inc. | 64,024 | $7.19M | 0.58% | −4,532−6.6% | Reduced |
| Oddo BHF Asset Management SAS | 60,000 | $6.74M | 0.27% | −132,500−68.8% | Reduced |
| Sora Investors LLC | 58,166 | $6.53M | 0.60% | −70,055−54.6% | Reduced |
| Melqart Asset Management (UK) Ltd | 55,124 | $6.19M | 0.61% | −43,293−44.0% | Reduced |
| Adage Capital Partners GP, L.L.C. | 54,687 | $6.14M | 0.01% | −316,975−85.3% | Reduced |
| Oversea-Chinese Banking CORP Ltd | 52,977 | $5.95M | 0.17% | −22,730−30.0% | Reduced |
| Toroso Investments, LLC | 49,442 | $5.55M | 0.02% | +21,324+75.8% | Added |
| Skylands Capital, LLC | 49,169 | $5.52M | 0.72% | −4,050−7.6% | Reduced |
| Royal Bank of Canada | 49,037 | $5.51M | 0.00% | +2,110+4.5% | Added |
| Emerald Investment Advisers, LLC | 48,059 | $5.40M | 0.49% | +48,059 | New |
| Public Employees Retirement System of Ohio | 46,978 | $5.28M | 0.02% | +5,826+14.2% | Added |
| Thames Capital Management LLC | 46,344 | $5.20M | 0.93% | +46,344 | New |
| Ramirez Asset Management, Inc. | 32,384 | $5.05M | 0.61% | +780+2.5% | Added |
| Geode Capital Management, LLC | 43,344 | $4.87M | 0.00% | −557−1.3% | Reduced |
| Kornitzer Capital Management Inc | 42,985 | $4.83M | 0.10% | +42,985 | New |
| Boothbay Fund Management, LLC | 39,886 | $4.48M | 0.11% | −23,195−36.8% | Reduced |
| Ameriprise Financial Inc | 39,530 | $4.44M | 0.00% | +2,796+7.6% | Added |
| Y-Intercept (Hong Kong) Ltd | 39,350 | $4.42M | 0.08% | +30,022+321.8% | Added |
| Scalar Gauge Management, LLC | 39,000 | $4.38M | 4.22% | +39,000 | New |
| Jump Financial, LLC | 36,803 | $4.13M | 0.06% | +14,803+67.3% | Added |
| Jane Street Group, LLC | 36,410 | $4.09M | 0.00% | −42,980−54.1% | Reduced |
| New York State Common Retirement Fund | 36,015 | $4.04M | 0.01% | 00.0% | Unchanged |
| First Trust Advisors LP | 28,590 | $3.21M | 0.00% | −13,129−31.5% | Reduced |
| Chase Investment Counsel Corp | 28,472 | $3.20M | 0.84% | +28,472 | New |
| Goldman Sachs Group Inc | 28,268 | $3.17M | 0.00% | −9,698−25.5% | Reduced |
| Polar Asset Management Partners Inc. | 28,218 | $3.17M | 0.08% | +28,218 | New |
| Vident Advisory, LLC | 27,501 | $3.09M | 0.03% | +1,049+4.0% | Added |
| Advisor Group Holdings, Inc. | 27,202 | $3.05M | 0.00% | +20,108+283.5% | Added |
| Trexquant Investment LP | 25,676 | $2.88M | 0.02% | +25,676 | New |