Monolithic Power Systems, Inc. · NASDAQ:MPWR
Hsing Michael sold 30,000 Monolithic Power Systems, Inc. shares (Form 4)
Traded Sep 28, 2026 · Filed Sep 30, 2026
On Sep 28, 2026, Hsing Michael (Director, CEO) sold 30,000 Monolithic Power Systems, Inc. shares at an average US$1,344.97 for US$40.3M under a trading plan, leaving 818,264 shares. Filed Sep 30, 2026 (Form 4).
- Sold
- 30,000 shares
- Price
- US$1,344.97 average (US$1,323.31 to US$1,356.94)
- Value
- US$40.3M
- Holding after
- 818,264 shares
- Trading plan
- Yes (Made under a plan set in advance)
- Role
- Director, CEO
The filing in full
| Date | Security | Transaction | Shares | Price | Holding after | Ownership |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | Common Stock | Sale | 596 | US$1,323.31 | 847,668 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 2,121 | US$1,328.54 | 845,547 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 1,111 | US$1,333.34 | 844,436 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 2,949 | US$1,338.66 | 841,487 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 5,783 | US$1,343.76 | 835,704 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 6,343 | US$1,347.15 | 829,361 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 10,967 | US$1,351.43 | 818,394 | Direct |
| Sep 28, 2026 | Common Stock | Sale | 130 | US$1,356.94 | 818,264 | Direct |
Source
Related
- Monolithic Power Systems, Inc.
- Hsing Michael
- Monolithic Power Systems, Inc. shareholders
- Form 4 · Hsing Michael · May 20, 2026
- Form 4 · Tseng Saria · Sep 2, 2026
- Form 4 · Dean Robert W II · Aug 26, 2026
- Form 4 · Chang Kuo Wei Herbert · Aug 25, 2026
- Form 4 · Dean Robert W II · Aug 19, 2026
- Form 4 · Chang Kuo Wei Herbert · Aug 13, 2026