InsiderTrades

MPWR Monolithic Power Systems

Nasdaq · SEC CIK 1280452 · EDGAR

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$708.68M
57 sales by 11 insiders
Filings on record
443
since 2021-07-06, latest 2026-09-02 17:26
Buying vs selling by month open-market trades, last 24 months
BoughtSold

Most active insiders, 12 months

InsiderTitleBoughtSold
Hsing MichaelCEO, Dir —$314.44M
Tseng SariaEVP, GC —$150.90M
Sciammas MauriceEVP, WW Sales, Marketing —$101.39M
Xiao DemingEVP, Gbl Ops —$76.43M
BLEGEN THEODOREEVP, CFO —$40.19M
Elmiger Eugen JDir —$19.02M
Zhou JeffDir —$3.25M
Lee Victor KDir —$2.00M
Wynne EileenDir —$530.2K
CHANG KUO WEI HERBERTDir —$312.2K

Transactions 480

Type
Reset
X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2022-02-09 2022-02-08 MPWR Elmiger Eugen J Dir A - Grant $0.00 +542 20.1K +3% $0
2022-02-09 2022-02-08 MPWR Zhou Jeff Dir A - Grant $0.00 +542 6,051 +10% $0
2022-02-09 2022-02-08 MPWR Martinez Carintia Dir A - Grant $0.00 +542 1,125 +93% $0
M 2022-02-09 2022-02-07+ MPWR Hsing Michael CEO, Dir S - Sale $399.66 -37.3K 1.07M -3% -$14.91M
M 2022-02-09 2022-02-07+ MPWR BLEGEN THEODORE CFO S - Sale $399.56 -7,453 136.0K -5% -$2.98M
M 2022-02-09 2022-02-07+ MPWR Tseng Saria VP, GC S - Sale $399.62 -9,093 277.2K -3% -$3.63M
M 2022-02-09 2022-02-07+ MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $399.60 -9,844 275.3K -3% -$3.93M
M 2022-02-09 2022-02-07+ MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $399.62 -9,093 301.1K -3% -$3.63M
2022-02-04 2022-02-03 MPWR BLEGEN THEODORE CFO A - Grant $0.00 +27.2K 143.5K +23% $0
2022-02-04 2022-02-03 MPWR Tseng Saria VP, GC A - Grant $0.00 +39.7K 286.3K +16% $0
2022-02-04 2022-02-03 MPWR Hsing Michael CEO, Dir A - Grant $0.00 +153.3K 1.10M +16% $0
2022-02-04 2022-02-03 MPWR Xiao Deming Pres. of MPS Asia Ops A - Grant $0.00 +39.7K 310.2K +15% $0
2022-02-04 2022-02-03 MPWR Sciammas Maurice SVPof Sales, Marketing A - Grant $0.00 +39.7K 285.1K +16% $0
M 2022-01-24 2022-01-20 MPWR BLEGEN THEODORE CFO S - Sale $414.45 -1,897 117.5K -2% -$786.2K
2022-01-05 2022-01-03 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $490.87 -4,305 270.5K -2% -$2.11M
2022-01-05 2022-01-03 MPWR BLEGEN THEODORE CFO S - Sale $490.87 -905 118.2K -0.8% -$444.2K
2022-01-05 2022-01-03 MPWR Tseng Saria VP, GC S - Sale $490.87 -4,305 246.6K -2% -$2.11M
2022-01-05 2022-01-03 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $490.87 -4,305 245.4K -2% -$2.11M
2022-01-05 2022-01-03 MPWR Hsing Michael CEO, Dir S - Sale $490.87 -11.0K 950.3K -1% -$5.38M
2021-12-20 2021-12-20 MPWR BLEGEN THEODORE CFO S - Sale $474.35 -1,897 119.1K -2% -$899.8K
2021-12-02 2021-11-30 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $560.00 -4,366 274.8K -2% -$2.44M
2021-11-23 2021-11-22 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $580.00 -427 279.2K -0.2% -$247.7K
M 2021-11-23 2021-11-22 MPWR BLEGEN THEODORE CFO S - Sale $567.54 -1,897 121.1K -2% -$1.08M
I 2021-11-18 2021-11-12 MPWR Moyer James C Dir S - Sale $555.31 -2,000 64.8K -3% -$1.11M
2021-11-16 2021-11-12 MPWR BLEGEN THEODORE CFO S - Sale $553.42 -1,364 122.9K -1% -$754.9K
2021-11-16 2021-11-12 MPWR Tseng Saria VP, GC S - Sale $553.42 -1,625 250.9K -0.6% -$899.3K
2021-11-16 2021-11-12 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $553.42 -1,625 279.6K -0.6% -$899.3K
2021-11-16 2021-11-12 MPWR Hsing Michael CEO, Dir S - Sale $553.42 -6,273 961.3K -0.6% -$3.47M
MI 2021-11-16 2021-11-15 MPWR Sciammas Maurice SVPof Sales, Marketing G - Gift $0.00 +22.6K 11.3K New $0
2021-11-16 2021-11-15 MPWR Sciammas Maurice SVPof Sales, Marketing G - Gift $0.00 -22.6K 249.7K -8% $0
2021-11-16 2021-11-12 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $553.42 -1,625 272.3K -0.6% -$899.3K
2021-11-10 2021-11-08 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $548.27 -2,022 281.3K -0.7% -$1.11M
2021-11-10 2021-11-08 MPWR Tseng Saria VP, GC D - Sale to Iss $548.27 -2,022 257.4K -0.8% -$1.11M
2021-11-10 2021-11-08 MPWR BLEGEN THEODORE CFO S - Sale $548.27 -1,460 127.1K -1% -$800.5K
2021-11-10 2021-11-08 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $548.27 -2,022 278.8K -0.7% -$1.11M
2021-11-10 2021-11-08 MPWR Hsing Michael CEO, Dir S - Sale $548.27 -7,813 987.2K -0.8% -$4.28M
2021-10-20 2021-10-20 MPWR BLEGEN THEODORE CFO S - Sale $496.59 -1,897 125.7K -1% -$942.0K
2021-10-05 2021-10-01 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $476.16 -4,330 276.0K -2% -$2.06M
2021-10-05 2021-10-01 MPWR Hsing Michael CEO, Dir S - Sale $476.16 -11.0K 975.4K -1% -$5.25M
2021-10-05 2021-10-01 MPWR BLEGEN THEODORE CFO S - Sale $476.16 -910 127.6K -0.7% -$433.3K
2021-10-05 2021-10-01 MPWR Xiao Deming Pres. of MPS Asia Ops D - Sale to Iss $476.16 -4,330 283.3K -2% -$2.06M
2021-10-05 2021-10-01 MPWR Tseng Saria VP, GC S - Sale $476.16 -4,330 254.6K -2% -$2.06M
M 2021-09-21 2021-09-20 MPWR BLEGEN THEODORE CFO S - Sale $482.99 -1,897 129.9K -1% -$916.2K
2021-08-30 2021-08-30 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $500.00 -4,886 287.6K -2% -$2.44M
2021-08-26 2021-08-24 MPWR Zhou Jeff Dir S - Sale $490.00 -300 5,509 -5% -$147.0K
2021-08-26 2021-08-26 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $489.00 -6,495 292.5K -2% -$3.18M
2021-08-23 2021-08-20 MPWR Zhou Jeff Dir S - Sale $477.00 -300 5,809 -5% -$143.1K
2021-08-23 2021-08-20 MPWR BLEGEN THEODORE CFO S - Sale $469.24 -1,897 130.4K -1% -$890.1K
2021-08-23 2021-08-19 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $462.00 -4,739 299.0K -2% -$2.19M
2021-08-23 2021-08-16 MPWR Xiao Deming Pres. of MPS Asia Ops J - Other $323.24 +29 303.7K +0.0% +$9,374
2021-08-16 2021-08-12 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $457.10 -1,651 303.7K -0.5% -$754.7K
2021-08-16 2021-08-12 MPWR BLEGEN THEODORE CFO S - Sale $457.10 -1,379 132.3K -1% -$630.3K
2021-08-16 2021-08-12 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $457.10 -1,651 280.3K -0.6% -$754.7K
2021-08-16 2021-08-12 MPWR Tseng Saria VP, GC S - Sale $457.10 -1,651 258.9K -0.6% -$754.7K
2021-08-16 2021-08-12 MPWR Hsing Michael CEO, Dir S - Sale $457.10 -6,373 986.4K -0.6% -$2.91M
2021-08-11 2021-08-09 MPWR Tseng Saria VP, GC S - Sale $459.12 -2,053 260.5K -0.8% -$942.6K
MI 2021-08-11 2021-07-30 MPWR BLEGEN THEODORE CFO G - Gift $0.00 +10.7K 5,331 New $0
2021-08-11 2021-07-30 MPWR BLEGEN THEODORE CFO G - Gift $0.00 -10.7K 135.2K -7% $0
2021-08-11 2021-08-09 MPWR BLEGEN THEODORE CFO S - Sale $459.12 -1,474 133.7K -1% -$676.7K
2021-08-11 2021-08-09 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $459.12 -2,053 305.3K -0.7% -$942.6K
2021-08-11 2021-08-09 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $459.12 -2,053 282.0K -0.7% -$942.6K
2021-08-11 2021-08-09 MPWR Hsing Michael CEO, Dir S - Sale $459.12 -7,926 992.8K -0.8% -$3.64M
MI 2021-08-10 2021-08-06 MPWR Moyer James C Dir S - Sale $460.87 -7,000 68.8K -9% -$3.23M
2021-08-05 2021-08-04 MPWR Zhou Jeff Dir S - Sale $465.22 -400 6,109 -6% -$186.1K
M 2021-08-04 2021-08-02 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $455.09 -6,495 308.8K -2% -$2.96M
2021-07-26 2021-07-23 MPWR Zhou Jeff Dir S - Sale $410.00 -500 6,509 -7% -$205.0K
2021-07-21 2021-07-20 MPWR BLEGEN THEODORE CFO S - Sale $382.77 -1,897 145.9K -1% -$726.1K
M 2021-07-21 2021-07-21 MPWR Zhou Jeff Dir S - Sale $402.51 -1,000 7,509 -12% -$402.5K
M 2021-07-16 2021-07-14 MPWR Zhou Jeff Dir S - Sale $392.66 -1,000 8,009 -11% -$392.7K
M 2021-07-16 2021-07-16 MPWR Moyer James C Dir S - Sale $381.41 -12.0K 235.8K -5% -$4.58M
2021-07-08 2021-07-07 MPWR Zhou Jeff Dir S - Sale $387.27 -500 9,009 -5% -$193.6K
2021-07-06 2021-07-06 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $380.00 -7,734 309.0K -2% -$2.94M
2021-07-06 2021-07-06 MPWR Zhou Jeff Dir S - Sale $380.00 -500 9,509 -5% -$190.0K
2021-07-06 2021-07-01 MPWR Hsing Michael CEO, Dir S - Sale $370.45 -11.0K 1.00M -1% -$4.06M
2021-07-06 2021-07-01 MPWR BLEGEN THEODORE CFO S - Sale $370.45 -905 147.8K -0.6% -$335.3K
2021-07-06 2021-07-01 MPWR Tseng Saria VP, GC S - Sale $370.45 -4,305 262.6K -2% -$1.59M
2021-07-06 2021-07-01 MPWR Xiao Deming Pres. of MPS Asia Ops S - Sale $370.45 -4,305 316.8K -1% -$1.59M
M 2021-07-06 2021-05-14+ MPWR Sciammas Maurice SVPof Sales, Marketing G - Gift $0.00 -18.0K 297.3K -6% $0
MI 2021-07-06 2021-05-14+ MPWR Sciammas Maurice SVPof Sales, Marketing G - Gift $0.00 +18.0K 2,000 New $0
2021-07-06 2021-07-01 MPWR Sciammas Maurice SVPof Sales, Marketing S - Sale $370.45 -4,305 284.0K -1% -$1.59M

Purchase Sale Sale after option exercise All abbreviations