Based on data from the past 90 days ending February 19, 2026, Monolithic Power Systems's three largest insider shareholders are Ceo Michael Hsing (888.23K shares), Evp And Global Operations Deming Xiao (240.27K shares), Evp & General Counsel Saria Tseng (201.63K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael Hsing | Ceo | 888,234 | 17 Feb, 2026 |
| Deming Xiao | Evp And Global Operations | 240,268 | 10 Feb, 2026 |
| Saria Tseng | Evp & General Counsel | 201,626 | 10 Feb, 2026 |
| Maurice Sciammas | Evp And Ww Sales & Marketing | 179,924 | 10 Feb, 2026 |
| Theodore Blegen | Evp And Cfo | 87,684 | 10 Feb, 2026 |
| Victor K Lee | 27,756 | 11 Feb, 2026 | |
| Eugen J Elmiger | 17,402 | 05 Feb, 2026 | |
| Jeff Zhou | 5,800 | 05 Feb, 2026 | |
| Eileen Wynne | 1,342 | 05 Feb, 2026 | |
| Carintia Martinez | 1,067 | 05 Feb, 2026 | |
| Kuo Wei Herbert Chang | 615 | 05 Feb, 2026 | |
| James C Moyer | 348 | 08 Feb, 2024 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 160 | $1,188.23 | 896,594 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 1,240 | $1,210.11 | 889,674 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 480 | $1,180.79 | 896,754 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 2,076 | $1,168.80 | 897,434 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 1,440 | $1,217.12 | 888,234 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 4,001 | $1,164.92 | 899,510 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 200 | $1,173.39 | 897,234 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 12,731 | $1,155.71 | 908,503 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 4,992 | $1,159.84 | 903,511 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 3,640 | $1,205.82 | 890,914 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 1,440 | $1,200.81 | 894,554 | D | S |
| 12 Feb, 2026 | Michael Hsing | Common Stock | D | 600 | $1,194.34 | 895,994 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 363 | $1,158.71 | 953,871 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 6,079 | $1,192.67 | 936,461 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 2,104 | $1,188.17 | 942,540 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 1,542 | $1,182.82 | 944,644 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 649 | $1,202.28 | 921,234 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 14,578 | $1,197.20 | 921,883 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 1,533 | $1,167.62 | 950,972 | D | S |
| 11 Feb, 2026 | Michael Hsing | Common Stock | D | 1,366 | $1,163.71 | 952,505 | D | S |