Silicon Motion Ownership | Who Owns Silicon Motion?
Silicon Motion Ownership Summary
Silicon Motion is owned by 293.08% institutional investors, 3.37% insiders. Fmr is the largest institutional shareholder, holding 27.05% of SIMO shares. Polar Capital Global Tech Inc is the top mutual fund, with 1.96% of its assets in Silicon Motion shares.
SIMO Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Silicon Motion | 293.08% | 3.37% | -196.44% |
| Sector | Technology Stocks | 78.17% | 14.96% | 6.88% |
| Idea | Semiconductor Stocks List | 74.05% | 7.18% | 18.78% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Fmr | 2.28M | 27.05% | $759.27M |
| Acadian asset management | 1.32M | 15.63% | $438.53M |
| Invesco | 1.14M | 13.57% | $380.81M |
| Alkeon capital management | 1.10M | 13.06% | $366.66M |
| Hawk ridge capital management lp | 1.02M | 12.06% | $338.40M |
| Polar capital | 931.38K | 11.06% | $310.46M |
| Reinhart partners | 919.63K | 10.85% | $257.50M |
| Driehaus capital management | 786.07K | 9.34% | $262.02M |
| Two sigma investments, lp | 701.11K | 8.33% | $233.70M |
| Wolf hill capital management, lp | 548.79K | 6.52% | $182.93M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Highland peak capital | 202.86K | 19.68% | $67.62M |
| Wolf hill capital management, lp | 548.79K | 15.30% | $182.93M |
| Hawk ridge capital management lp | 1.02M | 10.85% | $338.40M |
| Herald investment management | 147.70K | 6.67% | $49.18M |
| Reinhart partners | 919.63K | 6.26% | $257.50M |
| Ma investment partnership, lp | 100.00K | 5.94% | $33.33M |
| Apis capital advisors | 178.40K | 5.79% | $59.47M |
| Prospect capital advisors | 36.66K | 5.55% | $12.22M |
| Granahan investment management | 445.75K | 5.29% | $148.58M |
| Ophir asset management pty | 174.34K | 4.78% | $58.11M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Alkeon capital management | 1.10M | 0.49% | 1.10M |
| Polar capital | 931.38K | 0.73% | 931.38K |
| Invesco | 1.14M | 0.03% | 724.15K |
| Two sigma investments, lp | 701.11K | 0.17% | 426.53K |
| D. e. shaw | 363.11K | 0.06% | 363.11K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 2.28M | 0.03% | -1.12M |
| Rubric capital management lp | - | - | -700.88K |
| Lord, abbett | 377.90K | 0.36% | -584.24K |
| Man group | 17.89K | 0.01% | -542.21K |
| Kite lake capital management (uk) llp | 37.70K | 4.33% | -414.87K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Alkeon capital management | 1.10M | 0.49% | 1.10M | $366.66M |
| Polar capital | 931.38K | 0.73% | 931.38K | $310.46M |
| Bit capital gmbh | 349.19K | 3.45% | 349.19K | $116.40M |
| Ardsley advisory partners lp | 133.00K | 1.56% | 133.00K | $12.61M |
| Westfield capital management co lp | 106.47K | 0.12% | 106.47K | $35.49M |
Sold Out
| Holder | Change |
|---|---|
| Sittner & nelson | -5.00 |
| Financial gravity asset management | -6.00 |
| Concord wealth partners | -15.00 |
| Golden state equity partners | -16.00 |
| Skopos labs | -17.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 401 | 37.80% | 24,675,498 | -9.04% | 293 | 0.28% | 229 | 39.63% | 132 | 50.00% |
| Mar 31, 2026 | 159 | -37.15% | 10,891,278 | -60.12% | 129 | 0.12% | 88 | -29.60% | 46 | -45.24% |
| Dec 31, 2025 | 171 | -25.97% | 12,366,006 | -54.91% | 147 | 0.14% | 87 | -20.18% | 54 | -34.94% |
| Sep 30, 2025 | 100 | -55.16% | 6,744,432 | -75.95% | 80 | 1.15% | 48 | -58.62% | 35 | -54.55% |
| Jun 30, 2025 | 83 | -59.31% | 7,815,843 | -71.60% | 5 | 1.39% | 46 | -58.56% | 25 | -56.14% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Polar Capital Global Tech Inc | 664.43K | 1.96% | - |
| Fidelity Select Semiconductors | 499.42K | 1.47% | 33.20K |
| Lord Abbett & Co. Small to Mid Value | 389.06K | 1.16% | -6.65K |
| Neumeier Poma Small Cap Value | 376.95K | 1.11% | -49.45K |
| Bahl & Gaynor Sm/Md Cp Inc Gr ETF | 351.00K | 1.04% | - |
| Ave Maria Growth | 350.00K | 1.03% | 80.00K |
| ACAP Strategic A | 346.94K | 1.02% | 346.94K |
| Herald Ord | 340.00K | 1.00% | -17.21K |
| Invesco Discovery A | 326.89K | 0.96% | 26.98K |
| Fidelity VIP Mid Cap Initial | 322.32K | 0.95% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 02, 2026 | SHIEH HAN-PING | - | Sell | $301.25K |
| Jun 18, 2026 | SHIEH HAN-PING | - | Sell | $328.00K |
| Jun 17, 2026 | LIN KUAN-MING | - | Sell | $300.00K |
| Jun 17, 2026 | LIN KUAN-MING | - | Sell | $310.01K |
| Jun 18, 2026 | LIN KUAN-MING | - | Sell | $320.31K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 1 |
| 2026 Q1 | - | - |
SIMO Ownership FAQ
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