Companies / Monolithic Power Systems Inc / Activity
Activity — Monolithic Power Systems Inc
150 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Feb 6, 2026 | Hsing Michael CEO | Sell | Common Stock | $64.32M | -55K -5.27% | 988,234 2.01% of shares | high |
| Feb 6, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $26.79M | -23K -11.35% | 178,625 0.36% of shares | high |
| Feb 6, 2026 | Tseng Saria Executive | Sell | Common Stock | $26.79M | -23K -10.23% | 200,626 0.41% of shares | high |
| Feb 6, 2026 | Xiao Deming Executive | Sell | Common Stock | $26.79M | -23K -8.84% | 235,932 0.48% of shares | high |
| Feb 6, 2026 | Blegen Theodore Executive | Sell | Common Stock | $25.44M | -22K -20.87% | 82,353 0.17% of shares | high |
| May 6, 2026 | Xiao Deming Executive | Sell | Common Stock | $23.42M | -14K -6.09% | 218,463 0.44% of shares | high |
| May 6, 2026 | Xiao Deming Executive | Sell | Common Stock | $19.23M | -12K -5.31% | 206,866 0.42% of shares | high |
| Feb 10, 2026 | Hsing Michael CEO | Sell | Common Stock | $18.36M | -16K -1.64% | 961,527 1.96% of shares | high |
| Feb 11, 2026 | Hsing Michael CEO | Sell | Common Stock | $17.45M | -15K -1.56% | 921,883 1.88% of shares | high |
| Feb 12, 2026 | Hsing Michael CEO | Sell | Common Stock | $14.71M | -13K -1.38% | 908,503 1.85% of shares | high |
| May 27, 2026 | Tseng Saria Executive | Sell | Common Stock | $12.86M | -8K -4.98% | 144,218 0.29% of shares | high |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $9.94M | -7K -0.77% | 857,464 1.74% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $9.13M | -9K -4.64% | 186,422 0.38% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $8.54M | -6K -0.66% | 879,020 1.79% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $8.51M | -6K -0.66% | 864,152 1.76% of shares | medium |
| May 22, 2026 | Tseng Saria Executive | Sell | Common Stock | $7.93M | -5K -3.19% | 151,783 0.31% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $7.44M | -5K -0.57% | 873,971 1.78% of shares | medium |
| Feb 11, 2026 | Hsing Michael CEO | Sell | Common Stock | $7.25M | -6K -0.65% | 936,461 1.91% of shares | medium |
| Feb 10, 2026 | Hsing Michael CEO | Sell | Common Stock | $7.19M | -6K -0.64% | 977,607 1.99% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $6.03M | -4K -0.47% | 869,889 1.77% of shares | medium |
| May 15, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $5.80M | -4K -2.09% | 174,903 0.36% of shares | medium |
| Feb 12, 2026 | Hsing Michael CEO | Sell | Common Stock | $5.79M | -5K -0.55% | 903,511 1.84% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $5.68M | -4K -0.44% | 849,296 1.73% of shares | medium |
| Apr 8, 2026 | Tseng Saria Executive | Sell | Common Stock | $5.57M | -4K -2.62% | 157,943 0.32% of shares | medium |
| May 6, 2026 | Xiao Deming Executive | Sell | Common Stock | $5.49M | -3K -1.41% | 232,630 0.47% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $5.16M | -5K -2.57% | 195,502 0.40% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $5.01M | -3K -0.39% | 884,839 1.80% of shares | medium |
| Feb 10, 2026 | Hsing Michael CEO | Sell | Common Stock | $4.87M | -4K -0.44% | 983,932 2.00% of shares | medium |
| Feb 12, 2026 | Hsing Michael CEO | Sell | Common Stock | $4.66M | -4K -0.44% | 899,510 1.83% of shares | medium |
| Feb 10, 2026 | Hsing Michael CEO | Sell | Common Stock | $4.43M | -4K -0.40% | 957,663 1.95% of shares | medium |
| May 18, 2026 | Hsing Michael CEO | Sell | Common Stock | $4.40M | -3K -0.34% | 853,065 1.74% of shares | medium |
| Feb 12, 2026 | Hsing Michael CEO | Sell | Common Stock | $4.39M | -4K -0.41% | 890,914 1.81% of shares | medium |
| May 6, 2026 | Elmiger Eugen J Director | Sell | Common Stock | $4.18M | -3K -30.69% | 5,916 0.01% of shares | medium |
| May 6, 2026 | Elmiger Eugen J Director | Sell | Common Stock | $4.11M | -3K -20.73% | 9,890 0.02% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $3.39M | -3K -1.80% | 183,062 0.37% of shares | medium |
| Feb 11, 2026 | Hsing Michael CEO | Sell | Common Stock | $3.30M | -3K -0.29% | 946,186 1.93% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $3.25M | -3K -1.74% | 179,868 0.37% of shares | medium |
| May 15, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $3.17M | -2K -1.18% | 169,156 0.34% of shares | medium |
| May 15, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $3.14M | -2K -1.16% | 171,176 0.35% of shares | medium |
| May 6, 2026 | Elmiger Eugen J Director | Sell | Common Stock | $2.97M | -2K -13.09% | 12,477 0.03% of shares | medium |
| May 15, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $2.67M | -2K -0.98% | 173,186 0.35% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $2.51M | -2K -1.37% | 175,228 0.36% of shares | medium |
| Feb 11, 2026 | Hsing Michael CEO | Sell | Common Stock | $2.50M | -2K -0.22% | 942,540 1.92% of shares | medium |
| Feb 12, 2026 | Hsing Michael CEO | Sell | Common Stock | $2.43M | -2K -0.23% | 897,434 1.83% of shares | medium |
| Apr 6, 2026 | Tseng Saria Executive | Sell | Common Stock | $2.38M | -2K -1.19% | 169,022 0.34% of shares | medium |
| Feb 11, 2026 | Hsing Michael CEO | Sell | Common Stock | $2.33M | -2K -0.21% | 948,985 1.93% of shares | medium |
| Mar 30, 2026 | Tseng Saria Executive | Sell | Common Stock | $2.25M | -2K -1.22% | 177,668 0.36% of shares | medium |
| May 6, 2026 | Elmiger Eugen J Director | Sell | Common Stock | $2.16M | -1K -13.70% | 8,535 0.02% of shares | medium |
| May 15, 2026 | Sciammas Maurice Executive | Sell | Common Stock | $2.06M | -1K -0.78% | 167,844 0.34% of shares | medium |
| Apr 6, 2026 | Tseng Saria Executive | Sell | Common Stock | $1.98M | -2K -0.99% | 167,342 0.34% of shares | medium |