Silicon Motion
SIMO
240 hedge funds and large institutions have $2.54B invested in Silicon Motion in 2025 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 82 increasing their positions, 82 reducing their positions, and 20 closing their positions.
110% more first-time investments, than exits
New positions opened: 42 | Existing positions closed: 20
74% more call options, than puts
Call options by funds: $24.9M | Put options by funds: $14.3M
10% more funds holding
Funds holding: 219 → 240 (+21)
0% more repeat investments, than reductions
Existing positions increased: 82 | Existing positions reduced: 82
0.03% less ownership
Funds ownership: 80.59% → 80.56% (-0.03%)
2% less capital invested
Capital invested by funds: $2.6B → $2.54B (-$57.5M)
25% less funds holding in top 10
Funds holding in top 10: 12 → 9 (-3)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WHCM
Wolf Hill Capital Management
Greenwich,
Connecticut
|
+$53.3M |
| 2 |
HRCM
Hawk Ridge Capital Management
Los Angeles,
California
|
+$38.1M |
| 3 |
Man Group
London,
United Kingdom
|
+$31.2M |
| 4 |
Two Sigma Investments
New York
|
+$27.8M |
| 5 |
Robeco Institutional Asset Management
Rotterdam,
Netherlands
|
+$16.6M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Point72 Asset Management
Stamford,
Connecticut
|
-$66.4M |
| 2 |
EAM
Erste Asset Management
Vienna,
Austria
|
-$60.6M |
| 3 |
FCM
Frontier Capital Management
Boston,
Massachusetts
|
-$48.8M |
| 4 |
Massachusetts Financial Services
Boston,
Massachusetts
|
-$34.9M |
| 5 |
Invesco
Atlanta,
Georgia
|
-$25.1M |
SIMO Hedge Fund Activity: Q4 2025 in Review
240 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Silicon Motion (SIMO) for Q4 2025, worth a combined $2.54B — down 2.2% from $2.6B a quarter earlier.
Buyers outnumbered sellers: 42 funds opened new SIMO positions and 20 closed out — a net gain of 22 holders — while 82 added to existing stakes and 82 trimmed.
The largest buyer was Wolf Hill Capital Management, opening a new position worth an estimated $53.3M. The largest seller was Point72 Asset Management, exiting entirely with an estimated $66.4M sold.
- 240 institutional investors held Silicon Motion (SIMO) as of Q4 2025, up from 219 in Q3 2025.
- Funds reported $2.54B of Silicon Motion stock for Q4 2025, down 2.2% quarter-over-quarter.
- 42 funds opened new Silicon Motion positions in Q4 2025 and 20 closed out, a net change of +22 holders.
- The largest Silicon Motion buyer in Q4 2025 was Wolf Hill Capital Management, an estimated $53.3M added.
- The largest Silicon Motion seller in Q4 2025 was Point72 Asset Management, an estimated $66.4M sold.
Based on aggregated 13F filings for Q4 2025.