Company Page
Most Recent Insiders Activity
| Transaction Date | Company Name | Insider Name (Title) | Activity | Stock | Acquired or Disposed | Shares | Price range | Amount |
|---|---|---|---|---|---|---|---|---|
| 2024-11-08 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
S | Common Stock | D | 866 | $765.14 - $765.14 | $662,611 |
| 2024-11-08 | MONOLITHIC POWER SYSTEMS INC | Tseng Saria
(EVP & General Counsel) |
S | Common Stock | D | 866 | $765.14 - $765.14 | $662,611 |
| 2024-11-01 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2500 | $764.54 - $779.79 | $1,932,401 |
| 2024-10-07 | MONOLITHIC POWER SYSTEMS INC | Sciammas Maurice
(EVP, WW Sales & Marketing) |
S | Common Stock | D | 11000 | $922.72 - $935.00 | $10,225,480 |
| 2024-10-01 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2500 | $892.66 - $925.12 | $2,270,895 |
| 2024-08-29 | MONOLITHIC POWER SYSTEMS INC | Moyer James C
(Director) |
G | Common Stock | D | 11731 | $0.00 - $0.00 | $0 |
| 2024-08-27 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
S | Common Stock | D | 9259 | $950.00 - $950.00 | $8,796,050 |
| 2024-08-22 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
S | Common Stock | D | 10000 | $950.00 - $950.00 | $9,500,000 |
| 2024-08-22 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
G | Common Stock | D | 17936 | $0.00 - $0.00 | $0 |
| 2024-08-19 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
G | Common Stock | D | 60582 | $0.00 - $0.00 | $0 |
| 2024-08-09 | MONOLITHIC POWER SYSTEMS INC | Hsing Michael
(CEO) |
S | Common Stock | D | 4263 | $813.23 - $840.24 | $3,526,271 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | Moyer James C
(Director) |
G | Common Stock | D | 22000 | $0.00 - $0.00 | $0 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | Xiao Deming
(EVP, Global Operations) |
S | Common Stock | D | 859 | $778.39 - $778.39 | $668,637 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | Tseng Saria
(EVP & General Counsel) |
S | Common Stock | D | 859 | $778.39 - $778.39 | $668,637 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | Sciammas Maurice
(EVP, WW Sales & Marketing) |
S | Common Stock | D | 859 | $778.39 - $778.39 | $668,637 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 728 | $778.39 - $778.39 | $566,667 |
| 2024-08-08 | MONOLITHIC POWER SYSTEMS INC | Hsing Michael
(CEO) |
S | Common Stock | D | 2790 | $778.39 - $778.39 | $2,171,708 |
| 2024-08-01 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2500 | $842.43 - $859.12 | $2,131,261 |
| 2024-07-22 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2580 | $831.58 - $831.58 | $2,145,476 |
| 2024-07-08 | MONOLITHIC POWER SYSTEMS INC | Sciammas Maurice
(EVP, WW Sales & Marketing) |
S | Common Stock | D | 10999 | $839.89 - $848.48 | $9,281,280 |
| 2024-07-02 | MONOLITHIC POWER SYSTEMS INC | Tseng Saria
(EVP & General Counsel) |
S | Common Stock | D | 1858 | $824.65 - $824.65 | $1,532,199 |
| 2024-07-01 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2500 | $794.59 - $807.88 | $2,010,483 |
| 2024-07-01 | MONOLITHIC POWER SYSTEMS INC | Hsing Michael
(CEO) |
S | Common Stock | D | 2672 | $794.69 - $807.88 | $2,149,813 |
| 2024-07-01 | MONOLITHIC POWER SYSTEMS INC | Tseng Saria
(EVP & General Counsel) |
S | Common Stock | D | 37093 | $794.69 - $816.34 | $29,978,643 |
| 2024-06-28 | MONOLITHIC POWER SYSTEMS INC | Lee Victor K
(Director) |
S | Common Stock | D | 1000 | $820.46 - $820.46 | $820,460 |
| 2024-06-03 | MONOLITHIC POWER SYSTEMS INC | Hsing Michael
(CEO) |
S | Common Stock | D | 8000 | $714.56 - $746.35 | $5,848,597 |
| 2024-06-03 | MONOLITHIC POWER SYSTEMS INC | BLEGEN THEODORE
(EVP and CFO) |
S | Common Stock | D | 2500 | $716.84 - $746.35 | $1,829,430 |
Activity types
| A | Grant, award or other acquisition |
| C | Conversion of Derivative or Security |
| D | Disposition to the issuer of issuer equity securities |
| E | Expiration of short derivative position |
| F | Payment of exercise price or tax liability |
| G | Bona fide Gift |
| H | Expiration (or cancellation) of long derivative position with value received |
| I | Discretionary Transaction |
| J | Other acquisition or disposition |
| K | Transaction in equity swap or instrument with similar characteristics |
| L | Small Acquisition |
| M | Exercise or conversion of derivative security |
| O | Exercise of out-of-the-money derivative security |
| P | Open Market Purchase |
| S | Open Market Sale |
| U | Disposition pursuant to a tender of shares in a change of control transaction |
| V | Transaction Voluntarily Reported |
| X | Exercise of in-the-money or at-the-money derivative security |
| Z | Deposit into or withdrawal from voting trust |