Hsing Michael
SEC CIK 1308676 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| MPWR | Monolithic Power Systems | CEO, Dir | 848.3K | — | $578.30M | 68 | 2021-07-01 | 2026-05-18 |
Most active insiders at MPWR, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Hsing Michael | CEO, Dir | — | $314.44M |
| 2 | Tseng Saria | EVP, GC | — | $150.90M |
| 3 | Sciammas Maurice | EVP, WW Sales, Marketing | — | $101.39M |
| 4 | Xiao Deming | EVP, Gbl Ops | — | $76.43M |
| 5 | BLEGEN THEODORE | EVP, CFO | — | $40.19M |
| 6 | Elmiger Eugen J | Dir | — | $19.02M |
| 7 | Zhou Jeff | Dir | — | $3.25M |
| 8 | Lee Victor K | Dir | — | $2.00M |
| 9 | Wynne Eileen | Dir | — | $530.2K |
| 10 | CHANG KUO WEI HERBERT | Dir | — | $312.2K |
Transactions 68
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2026-05-20 20:10 | 2026-05-18 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $1,482.75 | -40.0K | 848.3K | -5% | -$59.31M |
| M | 2026-02-17 | 2026-02-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $1,171.83 | -33.0K | 896.6K | -4% | -$38.67M |
| M | 2026-02-13 | 2026-02-11 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $1,188.92 | -33.0K | 952.5K | -3% | -$39.23M |
| M | 2026-02-12 | 2026-02-10 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $1,142.28 | -34.0K | 955.4K | -3% | -$38.84M |
| 2026-02-10 | 2026-02-06 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $1,171.16 | -54.9K | 988.2K | -5% | -$64.32M | |
| 2026-02-05 | 2026-02-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | A - Grant | $0.00 | +136.8K | 1.04M | +15% | $0 | |
| 2025-12-11 | 2025-12-09 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | G - Gift | $0.00 | -12.3K | 906.3K | -1% | $0 | |
| M | 2025-11-13 | 2025-11-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $965.52 | -37.0K | 949.7K | -4% | -$35.72M |
| M | 2025-11-13 | 2025-11-11 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $958.39 | -40.0K | 958.1K | -4% | -$38.34M |
| 2025-10-31 | 2025-10-30 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | F - Tax | $1,096.63 | -121.9K | 995.7K | -11% | -$133.70M | |
| 2025-10-28 | 2025-10-25 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | A - Grant | $0.00 | +302.9K | 1.12M | +37% | $0 | |
| M | 2025-08-18 | 2025-08-15 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $829.10 | -20.2K | 819.3K | -2% | -$16.77M |
| 2025-02-20 | 2025-02-18 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $700.00 | -5,200 | 834.9K | -0.6% | -$3.64M | |
| 2025-02-12 | 2025-02-10 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $717.10 | -2,594 | 840.1K | -0.3% | -$1.86M | |
| 2025-02-11 | 2025-02-07 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $700.00 | -12.0K | 842.7K | -1% | -$8.37M | |
| 2025-01-28 | 2025-01-24 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $700.00 | -3,636 | 854.6K | -0.4% | -$2.55M | |
| 2024-11-13 | 2024-11-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $765.15 | -2,812 | 858.3K | -0.3% | -$2.15M | |
| M | 2024-08-13 | 2024-08-09+ | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $827.18 | -4,263 | 861.6K | -0.5% | -$3.53M |
| 2024-08-12 | 2024-08-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $778.39 | -2,790 | 865.3K | -0.3% | -$2.17M | |
| 2024-07-24 | 2024-07-22 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $831.58 | -9,614 | 868.1K | -1% | -$7.99M | |
| M | 2024-07-02 | 2024-07-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $804.57 | -2,672 | 880.2K | -0.3% | -$2.15M |
| M | 2024-06-05 | 2024-06-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $731.08 | -8,000 | 881.2K | -0.9% | -$5.85M |
| 2024-05-09 | 2024-05-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $690.00 | -2,824 | 888.4K | -0.3% | -$1.95M | |
| M | 2024-05-03 | 2024-05-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $661.85 | -8,000 | 891.3K | -0.9% | -$5.29M |
| M | 2024-04-03 | 2024-04-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $677.44 | -8,000 | 906.8K | -0.9% | -$5.42M |
| M | 2024-03-04 | 2024-03-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $726.08 | -8,000 | 915.1K | -0.9% | -$5.81M |
| 2024-02-09 | 2024-02-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $680.00 | -2,790 | 915.2K | -0.3% | -$1.90M | |
| 2024-02-07 | 2024-02-05 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $641.00 | -3,791 | 918.0K | -0.4% | -$2.43M | |
| M | 2024-02-05 | 2024-02-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $602.01 | -8,000 | 929.0K | -0.9% | -$4.82M |
| M | 2024-01-09 | 2024-01-05 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $572.28 | -8,000 | 935.0K | -0.8% | -$4.58M |
| 2024-01-08 | 2024-01-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $583.14 | -58.7K | 937.8K | -6% | -$34.20M | |
| 2023-11-09 | 2023-11-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $490.39 | -2,790 | 996.4K | -0.3% | -$1.37M | |
| 2023-11-07 | 2023-11-06 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $492.92 | -3,790 | 999.2K | -0.4% | -$1.87M | |
| 2023-10-04 | 2023-10-02 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $458.30 | -11.0K | 1.00M | -1% | -$5.02M | |
| 2023-08-10 | 2023-08-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $530.26 | -2,836 | 1.01M | -0.3% | -$1.50M | |
| 2023-08-07 | 2023-08-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $526.54 | -3,815 | 1.02M | -0.4% | -$2.01M | |
| 2023-07-25 | 2023-07-21 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $534.23 | -28.8K | 1.02M | -3% | -$15.41M | |
| 2023-07-05 | 2023-07-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $537.79 | -11.0K | 1.05M | -1% | -$5.89M | |
| 2023-05-10 | 2023-05-09 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $409.78 | -2,785 | 1.06M | -0.3% | -$1.14M | |
| 2023-05-05 | 2023-05-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $459.60 | -3,825 | 1.06M | -0.4% | -$1.76M | |
| 2023-05-04 | 2023-05-02 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | A - Grant | $0.00 | +28.2K | 1.08M | +3% | $0 | |
| 2023-05-04 | 2023-05-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $463.55 | -11.2K | 1.07M | -1% | -$5.21M | |
| 2023-04-06 | 2023-04-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $487.99 | -11.1K | 1.05M | -1% | -$5.42M | |
| 2023-02-13 | 2023-02-13 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $492.31 | -6,333 | 1.06M | -0.6% | -$3.12M | |
| 2023-02-10 | 2023-02-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $462.41 | -22.5K | 1.07M | -2% | -$10.40M | |
| 2023-02-08 | 2023-02-07 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | A - Grant | $0.00 | +112.8K | 1.09M | +12% | $0 | |
| 2023-02-08 | 2023-02-06 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $446.88 | -3,691 | 977.1K | -0.4% | -$1.65M | |
| 2023-01-05 | 2023-01-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $344.96 | -14.9K | 980.8K | -1% | -$5.14M | |
| M | 2022-11-16 | 2022-11-14+ | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $392.87 | -6,421 | 995.7K | -0.6% | -$2.52M |
| 2022-11-07 | 2022-11-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $343.98 | -3,790 | 1.00M | -0.4% | -$1.30M | |
| 2022-10-04 | 2022-08-15 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | J - Other | $414.43 | +19 | 1.02M | +0.0% | +$7,874 | |
| 2022-10-04 | 2022-10-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $372.60 | -11.0K | 1.01M | -1% | -$4.08M | |
| 2022-08-12 | 2022-08-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $525.95 | -6,306 | 1.02M | -0.6% | -$3.32M | |
| 2022-08-08 | 2022-08-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $522.39 | -3,798 | 1.02M | -0.4% | -$1.98M | |
| 2022-07-06 | 2022-07-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $361.57 | -11.5K | 1.03M | -1% | -$4.16M | |
| 2022-05-16 | 2022-05-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $388.10 | -6,481 | 1.04M | -0.6% | -$2.52M | |
| 2022-05-05 | 2022-05-04 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $453.15 | -3,807 | 1.04M | -0.4% | -$1.73M | |
| 2022-04-05 | 2022-04-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $467.23 | -11.2K | 1.05M | -1% | -$5.26M | |
| 2022-02-16 | 2022-02-14 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $429.60 | -6,421 | 1.06M | -0.6% | -$2.76M | |
| M | 2022-02-09 | 2022-02-07+ | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $399.66 | -37.3K | 1.07M | -3% | -$14.91M |
| 2022-02-04 | 2022-02-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | A - Grant | $0.00 | +153.3K | 1.10M | +16% | $0 | |
| 2022-01-05 | 2022-01-03 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $490.87 | -11.0K | 950.3K | -1% | -$5.38M | |
| 2021-11-16 | 2021-11-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $553.42 | -6,273 | 961.3K | -0.6% | -$3.47M | |
| 2021-11-10 | 2021-11-08 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $548.27 | -7,813 | 987.2K | -0.8% | -$4.28M | |
| 2021-10-05 | 2021-10-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $476.16 | -11.0K | 975.4K | -1% | -$5.25M | |
| 2021-08-16 | 2021-08-12 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $457.10 | -6,373 | 986.4K | -0.6% | -$2.91M | |
| 2021-08-11 | 2021-08-09 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $459.12 | -7,926 | 992.8K | -0.8% | -$3.64M | |
| 2021-07-06 | 2021-07-01 | MPWR | Monolithic Power Systems | Hsing Michael | CEO, Dir | S - Sale | $370.45 | -11.0K | 1.00M | -1% | -$4.06M |
Purchase Sale Sale after option exercise All abbreviations