Hsing Michael Insider Trading -- Recent SEC Form 4 Transactions

Hsing Michael (CIK 1308676) reported 100 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-20). Recent activity: Sell MPWR (3,424 shares), Sell MPWR (608 shares), Sell MPWR (5,049 shares), Sell MPWR (4,082 shares), Sell MPWR (5,737 shares). Source: SEC Form 4.

DateCompanyRoleTypeSharesValue
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell3,424$5.0M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell608$911,672
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell5,049$7.4M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell4,082$6.0M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell5,737$8.5M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell6,688$9.9M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell862$1.3M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell5,819$8.5M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell2,929$4.4M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell3,769$5.7M
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell551$833,724
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell352$534,389
2026-05-20MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell130$197,786
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell12,731$14.7M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell4,992$5.8M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell4,001$4.7M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell2,076$2.4M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell200$234,678
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell480$566,779
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell1,440$1.8M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell600$716,604
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell1,440$1.7M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell3,640$4.4M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell1,240$1.5M
2026-02-17MONOLITHIC POWER SYSTEMS INC (MPWR)CEOSell160$190,117

Source: SEC Form 4 filings · as of 2026-05-20