| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hsing Michael | CEO, Director | 1555 PALM BEACH LAKES BLVD., WEST PALM BEACH | /s/ Saria Tseng, attorney-in-fact for Mr. Michael R. Hsing | 12 Nov 2025 | 0001308676 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MPWR | Common Stock | Sale | $385,905 | -403 | -0.04% | $957.58 | 955,266 | 12 Nov 2025 | Direct | F1 |
| transaction | MPWR | Common Stock | Sale | $2,682,394 | -2,799 | -0.29% | $958.34 | 952,467 | 12 Nov 2025 | Direct | F2 |
| transaction | MPWR | Common Stock | Sale | $422,118 | -440 | -0.05% | $959.36 | 952,027 | 12 Nov 2025 | Direct | F3 |
| transaction | MPWR | Common Stock | Sale | $387,061 | -403 | -0.04% | $960.45 | 951,624 | 12 Nov 2025 | Direct | F4 |
| transaction | MPWR | Common Stock | Sale | $1,830,944 | -1,904 | -0.2% | $961.63 | 949,720 | 12 Nov 2025 | Direct | F5 |
| transaction | MPWR | Common Stock | Sale | $2,711,672 | -2,817 | -0.3% | $962.61 | 946,903 | 12 Nov 2025 | Direct | F6 |
| transaction | MPWR | Common Stock | Sale | $3,422,245 | -3,552 | -0.38% | $963.47 | 943,351 | 12 Nov 2025 | Direct | F7 |
| transaction | MPWR | Common Stock | Sale | $3,148,030 | -3,264 | -0.35% | $964.47 | 940,087 | 12 Nov 2025 | Direct | F8 |
| transaction | MPWR | Common Stock | Sale | $5,425,144 | -5,619 | -0.6% | $965.50 | 934,468 | 12 Nov 2025 | Direct | F9 |
| transaction | MPWR | Common Stock | Sale | $6,341,845 | -6,562 | -0.7% | $966.45 | 927,906 | 12 Nov 2025 | Direct | F10 |
| transaction | MPWR | Common Stock | Sale | $2,925,448 | -3,024 | -0.33% | $967.41 | 924,882 | 12 Nov 2025 | Direct | F11 |
| transaction | MPWR | Common Stock | Sale | $2,006,463 | -2,072 | -0.22% | $968.37 | 922,810 | 12 Nov 2025 | Direct | F12 |
| transaction | MPWR | Common Stock | Sale | $945,380 | -975 | -0.11% | $969.62 | 921,835 | 12 Nov 2025 | Direct | F13 |
| transaction | MPWR | Common Stock | Sale | $706,371 | -728 | -0.08% | $970.29 | 921,107 | 12 Nov 2025 | Direct | F14 |
| transaction | MPWR | Common Stock | Sale | $57,337 | -59 | -0.01% | $971.81 | 921,048 | 12 Nov 2025 | Direct | F15 |
| transaction | MPWR | Common Stock | Sale | $448,452 | -461 | -0.05% | $972.78 | 920,587 | 12 Nov 2025 | Direct | F16 |
| transaction | MPWR | Common Stock | Sale | $290,172 | -298 | -0.03% | $973.73 | 920,289 | 12 Nov 2025 | Direct | F17 |
| transaction | MPWR | Common Stock | Sale | $620,080 | -633 | -0.07% | $979.59 | 919,656 | 12 Nov 2025 | Direct | F18 |
| transaction | MPWR | Common Stock | Sale | $967,319 | -987 | -0.11% | $980.06 | 918,669 | 12 Nov 2025 | Direct | F19 |
| holding | MPWR | Common Stock | 133,040 | 12 Nov 2025 | by M Hsing 04 Trust | ||||||
| holding | MPWR | Common Stock | 12,825 | 12 Nov 2025 | ZH Family 2020 Trust |
| Id | Content |
|---|---|
| F1 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $957.18 to $957.95. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F2 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $958.06 to $958.88. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F3 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $959.01 to $959.56. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F4 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $960.00 to $960.74. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F5 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $961.07 to $961.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F6 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $962.02 to $962.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F7 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $963.00 to $963.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F8 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $964.00 to $964.92. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F9 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $965.00 to $965.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F10 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $966.00 to $ 966.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F11 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $967.00 to $967.93. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F12 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $968.01 to $968.94. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F13 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $969.14 to $969.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F14 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $970.02 to $970.85. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F15 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $971.74 to $971.96. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F16 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $972.05 to $972.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F17 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $973.45 to $973.84. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F18 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $979.59 to $979.60. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |
| F19 | The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $980.00 to $980.25. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |