Monolithic Power Systems, Inc.
MPWR- 交易所
- Nasdaq
- 產業
- Semiconductors & Related Devices
- SEC CIK
- 0001280452
近 90 天，Monolithic Power Systems, Inc. 內部人申報 0 筆公開市場買進、4 筆賣出；2026 年第 2 季末有 1,258 家機構在 13F 申報持有，市值合計 $656.2 億；D1 資本和Maverick 資本兩位大師持有。
持有 MPWR 5% 以上的大股東
最新一份 Schedule 13D 或 13G 申報持有 Monolithic Power Systems, Inc. 5% 以上的持有人，依持股比例由大到小；變化是跟這位持有人的上一份申報比。
| 持有人 | 最新表單 | 持股 | 變化 | 首次申報 | 最新申報 | 原文 |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 10.20%股數 489.9 萬 | +0.40 個百分點原本 9.80% | 2025/4/172 份 | 2026/1/8 | SEC |
| FMR LLC | 13G/A | 9.10%股數 445.0 萬 | −1.40 個百分點原本 10.50% | 2024/2/95 份 | 2026/11/5 | SEC |
| Vanguard Capital Management LLC | 13G | 7.25%股數 356.2 萬 | 新申報 | 2026/4/301 份 | 2026/4/30 | SEC |
| Vanguard Portfolio Management LLC | 13G | 5.14%股數 252.9 萬 | 新申報 | 2026/4/291 份 | 2026/4/29 | SEC |
持股是每位持有人最新一份申報的數字。最後一份是舊格式（2024 年 12 月 18 日以前）的持有人沒有持股比例紀錄，不列在這裡；公司被收購或下市之後，持有人通常就不再申報。
13D 與 13G 申報
Monolithic Power Systems, Inc. 的 25 份 Schedule 13D、13G 申報，由新到舊，包括沒有持股比例的舊格式申報。
| 申報時間（美東） | 申報人 | 表單 | 持股 | 變化 | 事件日 | 原文 |
|---|---|---|---|---|---|---|
| 2026/11/1016:47 ET | Invesco Ltd. | 13G/A | 4.80%股數 235.4 萬 | −0.40 個百分點原本 5.20%低於 5% | 2026/9/30 | SEC |
| 2026/11/513:22 ET | FMR LLC等 2 位 | 13G/A | 9.10%股數 445.0 萬 | −1.40 個百分點原本 10.50% | 2026/9/30 | SEC |
| 2026/7/1515:52 ET | Invesco Ltd. | 13G | 5.20%股數 251.1 萬 | 新申報 | 2025/12/31 | SEC |
| 2026/7/810:11 ET | FMR LLC等 2 位 | 13G/A | 10.50%股數 517.5 萬 | +2.20 個百分點原本 8.30% | 2026/6/30 | SEC |
| 2026/4/3011:45 ET | Vanguard Capital Management LLC | 13G | 7.25%股數 356.2 萬 | 新申報 | 2026/3/31 | SEC |
| 2026/4/2914:11 ET | Vanguard Portfolio Management LLC | 13G | 5.14%股數 252.9 萬 | 新申報 | 2026/3/31 | SEC |
| 2026/3/2710:49 ET | Vanguard Group Inc | 13G/A | 0.00%股數 0 | −12.40 個百分點原本 12.40%低於 5% | 2026/3/13 | SEC |
| 2026/2/513:31 ET | FMR LLC等 2 位 | 13G/A | 8.30%股數 397.7 萬 | – | 2025/12/31 | SEC |
| 2026/1/813:28 ET | BlackRock, Inc. | 13G/A | 10.20%股數 489.9 萬 | +0.40 個百分點原本 9.80% | 2025/12/31 | SEC |
| 2025/7/2913:54 ET | Vanguard Group Inc | 13G/A | 12.40%股數 594.0 萬 | – | 2025/6/30 | SEC |
| 2025/4/1718:50 ET | BlackRock, Inc. | 13G/A | 9.80%股數 467.5 萬 | – | 2025/3/31 | SEC |
| 2024/11/12 | FMR LLC | 13G/A舊制 | – | – | – | SEC |
| 2024/2/14 | Price T Rowe Associates Inc | 13G舊制 | – | – | – | SEC |
| 2024/2/13 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2024/2/9 | FMR LLC | 13G舊制 | – | 新申報 | – | SEC |
| 2024/1/2409:46 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2023/2/14 | Price T Rowe Associates Inc | 13G舊制 | – | 新申報 | – | SEC |
| 2023/2/9 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2023/1/2608:43 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2023/1/2017:17 ET | BlackRock Inc. | 13G舊制 | – | – | – | SEC |
| 2022/2/10 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2022/1/2813:54 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
| 2021/3/10 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2021/2/10 | Vanguard Group Inc | 13G/A舊制 | – | – | – | SEC |
| 2021/1/2614:20 ET | BlackRock Inc. | 13G/A舊制 | – | – | – | SEC |
Form 144：內部人預計賣出
高階主管、董事與其他關係人預計賣出 Monolithic Power Systems, Inc. 股票的 223 份通知，由新到舊。
| 申報時間（美東） | 賣方 | 預計賣出股數 | 市值 | 預計賣出日 | 券商 | 原文 |
|---|---|---|---|---|---|---|
| 2026/9/2817:50 ET | Michael Hsing高階主管 · 董事 | 3.00 萬 | $4,035 萬 | 2026/9/2810b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/8/2420:17 ET | Dean Robert W II高階主管 | 32 | $4.15 萬 | 2026/8/24 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/8/1718:34 ET | Dean Robert W II高階主管 | 6 | $8,128.45 | 2026/8/17 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/8/1112:28 ET | Kuo Wei Chang董事 | 100 | $14.2 萬 | 2026/8/11 | UBS Financial Services Inc | SEC |
| 2026/8/516:16 ET | Robert Dean高階主管 | 105 | $14.1 萬 | 2026/8/5 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/7/1517:03 ET | Maurice Sciammas高階主管 | 1.50 萬 | $2,025 萬 | 2026/7/1510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/6/116:11 ET | Theodore Bernhard Blegen高階主管 | 3,001 | $462.6 萬 | 2026/6/110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/2813:16 ET | Saria Tseng高階主管 | 7,565 | $1,286 萬 | 2026/5/27 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/2618:50 ET | Dean Robert W II高階主管 | 22 | $3.59 萬 | 2026/5/26 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/2616:06 ET | Jeff Zhou董事 | 486 | $81.6 萬 | 2026/5/26 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/2218:26 ET | Saria Tseng高階主管 | 5,000 | $793.2 萬 | 2026/5/22 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/1820:18 ET | Dean Robert W II高階主管 | 4 | $6,253.12 | 2026/5/18 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/1817:57 ET | Michael Hsing高階主管 · 董事 | 4.00 萬 | $5,931 萬 | 2026/5/18 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/1516:42 ET | Maurice Sciammas高階主管 | 1.20 萬 | $1,874 萬 | 2026/5/1510b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/620:32 ET | Elmiger Eugen J董事 | 1.20 萬 | $1,983 萬 | 2026/5/7 | Luzerner Kantonalbank AG | SEC |
| 2026/5/617:10 ET | Deming Xiao高階主管 | 3.00 萬 | $4,964 萬 | 2026/5/6 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/616:47 ET | Jeff Zhou董事 | 500 | $82.5 萬 | 2026/5/6 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/616:26 ET | Eileen Wynne董事 | 335 | $53.0 萬 | 2026/5/6 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/517:03 ET | Jeff Zhou董事 | 1,014 | $160.9 萬 | 2026/5/5 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/5/510:50 ET | Rosalind Sciammas內部人的家屬 | 400 | $60.0 萬 | 2026/5/5 | UBS Financial Services Inc | SEC |
| 2026/5/116:07 ET | Theodore Bernhard Blegen高階主管 | 3,000 | $463.9 萬 | 2026/5/110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/4/817:14 ET | Saria Tseng高階主管 | 8,964 | $1,170 萬 | 2026/4/810b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/4/617:04 ET | Saria Tseng高階主管 | 7,636 | $891.8 萬 | 2026/4/610b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/4/116:58 ET | Saria Tseng高階主管 | 1,400 | $158.7 萬 | 2026/4/110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
| 2026/4/116:08 ET | Theodore Bernhard Blegen高階主管 | 3,000 | $334.3 萬 | 2026/4/110b5-1 | Morgan Stanley Smith Barney LLC Executive Financial Services | SEC |
只列最新的 25 份。看 MPWR 近 12 個月的全部通知