Which hedge funds own MPWR? MONOLITHIC PWR SYS INC, Q2 2026 13F holders
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13 of the hedge funds tracked by WhaleCreep disclosed a position in MPWR (MONOLITHIC PWR SYS INC) in their Q2 2026 13F filings, worth $530.4m in total. The largest holder by portfolio weight is D1 Capital Partners at 0.3% of its book. 6 managers opened a new position this quarter: D1 Capital Partners, Moore Capital Management, Millennium Management, Renaissance Technologies LLC. 1 exited: Holocene Advisors.
13tracked managers holding
6opened this quarter
1exited this quarter
Which hedge funds hold MPWR? Current holders by portfolio weight
| Manager | As of | Weight of book | Value | Shares | Δ shares | Action |
|---|---|---|---|---|---|---|
| D1 Capital Partners | Q2 2026 | 0.3% | $117.6m | 85,103 | – | new |
| Moore Capital Management | Q2 2026 | 0.2% | $8.6m | 6,250 | – | new |
| Millennium Management | Q2 2026 | 0.1% | $189.2m | 136,835 | – | new |
| Renaissance Technologies LLC | Q2 2026 | 0.1% | $87.2m | 63,066 | – | new |
| Brevan Howard Capital Management | Q2 2026 | 0.1% | $8.0m | 5,778 | 1594% | added |
| Woodline Partners | Q2 2026 | 0.1% | $20.2m | 14,587 | 680% | added |
| Citadel Advisors | Q2 2026 | 0.1% | $87.8m | 63,487 | 370% | added |
| Bridgewater Associates | Q2 2026 | 0.0% | $4.3m | 3,096 | -74% | reduced |
| Maverick Capital | Q2 2026 | 0.0% | $819.7k | 593 | – | new |
| D. E. Shaw & Co | Q2 2026 | 0.0% | $4.2m | 3,035 | 149% | added |
| Marshall Wace | Q2 2026 | 0.0% | $2.6m | 1,849 | -73% | reduced |
| Ancora Advisors | Q2 2026 | 0.0% | $19.4k | 14 | -59% | reduced |
| Baillie Gifford | Q2 2026 | 0.0% | $6.9k | 5 | – | new |
Exited since the previous quarter
| Manager | Prior weight | Prior value |
|---|---|---|
| Holocene Advisors | 0.0% | $2.5m |
How has hedge fund ownership of MPWR changed?
| Quarter | Managers holding | Combined value |
|---|---|---|
| Q2 2026 | 13 | $530.4m |
| Q1 2026 | 8 | $41.5m |
| Q4 2025 | 4 | $20.5m |
| Q3 2025 | 4 | $66.4m |
| Q2 2025 | 3 | $20.9m |
| Q1 2025 | 5 | $126.4m |
| Q4 2024 | 3 | $13.3m |
| Q3 2024 | 3 | $248.0m |
| Q2 2024 | 3 | $83.2m |
| Q1 2024 | 3 | $17.2m |
| Q4 2023 | 5 | $66.4m |
| Q3 2023 | 6 | $134.0m |
| Q2 2023 | 4 | $134.0m |
| Q1 2023 | 9 | $336.4m |
| Q4 2022 | 9 | $242.3m |
| Q3 2022 | 8 | $405.1m |
Counts every tracked manager that disclosed MPWR in that quarter's filing, including managers that have since stopped filing.