List of insiders holdings for MONOLITHIC POWER SYSTEMS INC:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | BAVP L.P. 10% Owner | 2007-02-13 14:32:36 | 2,135,356 0 | 2,135,356 | Form 13G |
| 2 | Jones Jim J III Director | 2006-06-23 12:52:24 | 15,000 2,120,356 | 2,135,356 | Form 4 |
| 3 | Hsing Michael Hsing Sharon President and CEO 10% Owner | 2008-02-14 15:35:42 | 1,619,099 0 | 1,619,099 | Form 13G |
| 4 | Moyer James C Moyer Frances K Chief Design Engineer 10% Owner | 2009-01-26 13:17:24 | 1,498,532 0 | 1,498,532 | Form 13G |
| 5 | Hsing Michael CEO | 2025-08-18 17:36:32 | 814,667 145,865 | 960,532 | Form 4 |
| 6 | CHANG KUO WEI HERBERT FOREFRONT VENTURE PARTNERS LP Forefront Associates LLC INVESTAR CAPITAL INC INVESTAR EXCELSUS VENTURE CAPITAL INTL INC LDC INVESTAR BURGEON VENTURE CAPITAL INC INVESTAR DAYSPRING VENTURE CAPITAL INC InveStar Semiconductor Development Fund Inc InveStar Semiconductor Development Fund Inc (II) LDC TAI KENNETH Director 10% Owner | 2009-01-26 13:16:08 | 548,207 0 | 548,207 | Form 13G |
| 7 | Ueunten Paul Sr. V.P. Design Engineering | 2013-02-06 19:14:37 | 110,045 319,456 | 429,501 | Form 4 |
| 8 | Rao Meera CFO | 2016-02-09 17:31:55 | 243,534 0 | 243,534 | Form 4 |
| 9 | Sciammas Maurice EVP, WW Sales & Marketing | 2025-08-21 17:09:58 | 102,325 83,002 | 185,327 | Form 4 |
| 10 | Tseng Saria EVP & General Counsel | 2025-02-12 15:45:28 | 158,977 0 | 158,977 | Form 4 |
| 11 | Xiao Deming EVP, Global Operations | 2025-08-12 17:45:36 | 120,660 24,791 | 145,451 | Form 4 |
| 12 | Chiocchi Adriana Senior V.P. and CLO | 2009-10-05 17:07:37 | 65,000 0 | 65,000 | Form 4 |
| 13 | BLEGEN THEODORE EVP and CFO | 2025-09-03 18:39:25 | 40,939 10,662 | 51,601 | Form 4 |
| 14 | Lee Victor K Director | 2025-02-06 15:58:49 | 29,567 0 | 29,567 | Form 4 |
| 15 | EARHART ALAN L Director | 2009-02-18 18:01:28 | 25,000 0 | 25,000 | Form 4 |
| 16 | SMITH- PILKINGTON KAREN A Director | 2016-04-29 16:40:11 | 22,996 0 | 22,996 | Form 4 |
| 17 | Elmiger Eugen J Director | 2025-09-02 16:04:56 | 17,213 0 | 17,213 | Form 4 |
| 18 | Moyer James C Director | 2024-08-29 17:38:24 | 348 15,834 | 16,182 | Form 4 |
| 19 | CHRISTOFFERSEN TIM CFO | 2005-09-08 19:31:52 | 12,500 0 | 12,500 | Form 4 |
| 20 | Zhou Jeff Director | 2025-08-28 14:23:21 | 5,611 0 | 5,611 | Form 4 |
| 21 | Martinez Carintia Director | 2025-02-06 15:57:31 | 2,278 0 | 2,278 | Form 4 |
| 22 | Wynne Eileen Director | 2025-02-06 15:56:39 | 1,153 0 | 1,153 | Form 4 |
| 23 | CHANG KUO WEI HERBERT Director | 2025-05-13 18:09:12 | 626 0 | 626 | Form 4 |
| 24 | MCBURNIE DOUGLAS M Director | 2014-05-23 18:54:02 | 0 0 | 0 | Form 4 |
| 25 | PADVAL UMESH Former Director Director | 2011-06-17 14:52:02 | 0 0 | 0 | Form 4 |
| 26 | Neely Rick Former Sr. VP and CFO | 2011-01-05 13:51:10 | 0 0 | 0 | Form 4 |