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# Who owns MONOLITHIC POWER SYSTEMS INC (MPWR)? Elite investor 13F holders

8 tracked elite investors reported holding MONOLITHIC POWER SYSTEMS INC as of 2026-06-30, including Renaissance Technologies LLC, Gotham Asset Management, Bridgewater Associates, Torray Funds, D.E. Shaw. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

8 tracked investors currently reported holding · Latest report period: 2026-06-30 · Information Technology · Semiconductors & Semiconductor Equipment

Monolithic Power Systems, Inc. provides semiconductor-based power electronics solutions in China, Taiwan, South Korea, Southeast Asia, Europe, the United States, Japan, and internationally. The company offers direct current (DC) to DC solutions to convert and control voltages within a range of electronic systems, such as cloud-based and on-premises CPU servers and workstations, AI systems,…

## Reported holders and securities, including exits (up to 20)

| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|  --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| [Renaissance Technologies LLC](https://ownershiptrace.com/13f/investors/63) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 87179916.00 USD | 63066.000000 | Shares | buy | [Original filing](https://www.sec.gov/Archives/edgar/data/1037389/0001037389-26-000059-index.html) |
| [Gotham Asset Management](https://ownershiptrace.com/13f/investors/94672) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 33034257.00 USD | 23897.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1510387/0001398344-26-014644-index.html) |
| [Bridgewater Associates](https://ownershiptrace.com/13f/investors/8) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 4279787.00 USD | 3096.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1350694/0001350694-26-000003-index.html) |
| [Torray Funds](https://ownershiptrace.com/13f/investors/76) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-07-30 00:00:00 | 5135467.00 USD | 3715.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/98758/0001193125-26-326274-index.html) |
| [D.E. Shaw](https://ownershiptrace.com/13f/investors/98) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 4195463.00 USD | 3035.000000 | Shares | add | [Original filing](https://www.sec.gov/Archives/edgar/data/1009207/0001104659-26-097217-index.html) |
| [GMO](https://ownershiptrace.com/13f/investors/94674) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 1480109.00 USD | 1071.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1352662/0001072613-26-000636-index.html) |
| [Maverick Capital](https://ownershiptrace.com/13f/investors/50) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 819739.00 USD | 593.000000 | Shares | buy | [Original filing](https://www.sec.gov/Archives/edgar/data/934639/0000947871-26-000793-index.html) |
| [Ancora Advisors / Ancora Holdings](https://ownershiptrace.com/13f/investors/101) | MONOLITHIC PWR SYS INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 19353.00 USD | 14.000000 | Shares | reduce | [Original filing](https://www.sec.gov/Archives/edgar/data/1446114/0001446114-26-000012-index.html) |

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

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