Silicon Motion (SIMO) relationships
Silicon Motion (SIMO) is connected to 40 named shareholders, 0 other companies and 13 officers and directors, each link from an SEC filing. Its largest named shareholder is Fidelity (FMR), with 6.8% of the company (13F, Jun 30, 2026).
Largest shareholders of Silicon Motion
| Holder | % of company | Filing | As of | Accession |
|---|---|---|---|---|
| Fidelity (FMR) | 6.8% | 13F | Jun 30, 2026 | 0000315066-26-002260 |
| ACADIAN ASSET MANAGEMENT LLC | 3.9% | 13F | Jun 30, 2026 | 0001140361-26-032657 |
| Invesco | 3.4% | 13F | Jun 30, 2026 | 0000914208-26-000343 |
| ALKEON CAPITAL MANAGEMENT LLC | 3.3% | 13F | Jun 30, 2026 | 0000919574-26-005175 |
| HAWK RIDGE CAPITAL MANAGEMENT LP | 3.0% | 13F | Jun 30, 2026 | 0001892688-26-000129 |
| Polar Capital Holdings Plc | 2.8% | 13F | Jun 30, 2026 | 0001172661-26-003663 |
| REINHART PARTNERS, LLC. | 2.7% | 13F | Sep 30, 2026 | 0001080298-26-000010 |
| Driehaus Capital Management LLC | 2.3% | 13F | Jun 30, 2026 | 0000938206-26-000048 |
| Two Sigma | 2.1% | 13F | Jun 30, 2026 | 0000899140-26-000855 |
| Wolf Hill Capital Management, LP | 1.6% | 13F | Jun 30, 2026 | 0001785988-26-000004 |
| Wallace Chiachang Kou | 1.4% | Form 4 | Mar 18, 2026 | 0000898432-26-000244 |
| Bahl & Gaynor LLC | 1.4% | 13F | Jun 30, 2026 | 0000872259-26-000011 |
| Granahan Investment Management, LLC | 1.3% | 13F | Jun 30, 2026 | 0001398344-26-014483 |
| LAZARD ASSET MANAGEMENT LLC | 1.3% | 13F | Jun 30, 2026 | 0001207017-26-000046 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.2% | 13F | Jun 30, 2026 | 0001164508-26-000035 |
Officers and directors of Silicon Motion
- Wallace Chiachang Kou — President and CEO · Director (Form 3, Apr 9, 2026)
- Pongchi James Chow — Director (Form 3, Mar 27, 2026)
- Lien Chun Liu — Director (Form 3, Mar 27, 2026)
- Po Hung Tsai — CFO (Form 3, Apr 9, 2026)
- Shiang Feng Chen — Director (Form 3, Mar 27, 2026)
- Yueh-Hua Lin — Vice President of Finance (Form 3, Apr 9, 2026)
- Shii Tyng Duann — Director (Form 4, May 7, 2026)
- Kuan-Ming Lin — Director (Form 4, Jun 24, 2026)
- Tsung-Ming Chung — Director (Form 3, Mar 27, 2026)
- Han-Ping Shieh — Director (Form 4, Jun 24, 2026)
- Tao Cheng — VP of Manufacturing Operations (Form 3, Apr 9, 2026)
- Tsungtan Cain Lin — Director (Form 3, Apr 9, 2026)
- Shang-Tzu Ju — SVP of Platform and Strategy (Form 3, Apr 9, 2026)
Map of Silicon Motion's relationships · Who owns Silicon Motion