MPWR | MONOLITHIC PWR SYS INC

CUSIP: 609839105

0 Funds Holding
0 Total Shares
$0 Total Value
$1173.18
Price
$57.1B
Market Cap
91.7
P/E Ratio
45.4
Forward P/E
$12.79
EPS (TTM)
0.68%
Dividend Yield
$1.3B
Cash
$13M
Total Debt
49M
Shares Out
$438.86
$1250.00
52-Week Range

Institutional Ownership of MONOLITHIC PWR SYS INC

Fund / Manager Click to search
Shares Value % of Portfolio Cost Basis Est. Return
No funds currently hold this stock.

Trading Activity for MONOLITHIC PWR SYS INC

Fund / Manager Click to search
Action Change Shares After Value Price
2025-Q3
BUY +29.6% 4.0K $4M $826.47
2025-Q2
BUY +0.1% 3.1K $2M $668.66
2025-Q1
SELL -2.4% 3.1K $2M $624.87
2024-Q4
SELL -7.8% 3.1K $2M $628.62
2024-Q3
BUY +1.8% 3.4K $3M $857.40
SELL EXIT $857.40
2024-Q2
SELL -2.2% 3.3K $3M $726.56
SELL -39.5% 2.4K $2M $726.56
2024-Q1
BUY +0.8% 3.4K $2M $672.31
2023-Q4
BUY +62.2% 4.0K $3M $535.47
BUY +2.0% 3.4K $2M $535.47
2023-Q3
BUY +2.4% 3.3K $2M $518.89
BUY +1.0% 2.5K $1M $518.89
2023-Q2
BUY +0.6% 3.2K $2M $476.84
BUY +87.2% 2.5K $1M $476.84
2023-Q1
BUY +0.2% 3.2K $2M $482.71
BUY NEW 1.3K $658711 $482.71
2022-Q4
SELL -2.6% 3.2K $1M $357.87
2022-Q3
SELL -2.3% 3.3K $1M $436.44
2022-Q2
BUY +0.2% 3.4K $1M $417.00
2022-Q1
BUY +3.6% 3.4K $2M $433.61
2021-Q4
SELL -30.1% 3.2K $2M $517.50
2021-Q3
BUY +0.4% 4.6K $2M $463.48
2021-Q2
BUY +0.8% 4.6K $2M $350.18
2021-Q1
BUY +1.3% 4.6K $2M $368.30
2020-Q4
SELL -12.5% 4.5K $2M $316.84
2020-Q3
SELL -21.4% 5.2K $1M $259.48
2020-Q2
SELL -13.8% 6.6K $2M $203.31
2020-Q1
BUY +4.2% 7.6K $1M $176.34
2019-Q4
BUY +10.3% 7.3K $1M $160.27
2019-Q2
SELL -0.9% 6.6K $902000 $131.17
2019-Q1
BUY +2.6% 6.7K $908000 $134.28
2018-Q4
BUY NEW 6.5K $759000 $120.23
SELL EXIT $120.23
2018-Q3
BUY +9.1% 3.9K $490000 $139.79
2018-Q2
BUY +12.1% 3.6K $478000 $128.22
2018-Q1
BUY +42.1% 3.2K $370000 $119.60

Insider Trading for MONOLITHIC PWR SYS INC

6 Months Insider Sentiment
100%
Buy $0 Sell $193.8M
0 Buys
161 Sells
-193.8M Net
8 Grants
Largest
$14.3M Tseng
$13.3M Tseng
$9.6M Tseng
Date
Insider Click to search
Role Click to search
Type Shares Price Value
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 460 $938.52 $432K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 406 $941.60 $382K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 194 $930.86 $181K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 120 $936.50 $112K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 117 $939.75 $110K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 80 $927.61 $74K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 74 $942.42 $70K
Jan 02, 2026 Victor K Lee Director SELL 600 $930.86 $559K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 40 $934.74 $37K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 650 $944.35 $614K
Jan 02, 2026 Theodore Blegen EVP and CFO SELL 539 $943.71 $509K
Dec 24, 2025 Saria Tseng EVP & General Counsel GRANT 1.0K
Dec 24, 2025 Victor K Lee Director SELL 280 $950.64 $266K
Dec 24, 2025 Victor K Lee Director SELL 200 $953.70 $191K
Dec 24, 2025 Victor K Lee Director SELL 197 $949.70 $187K
Dec 24, 2025 Victor K Lee Director SELL 160 $951.60 $152K
Dec 24, 2025 Victor K Lee Director SELL 83 $952.37 $79K
Dec 24, 2025 Victor K Lee Director SELL 80 $955.08 $76K
Dec 09, 2025 Michael Hsing CEO GRANT 12.3K
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 2.0K $909.00 $1.8M
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 480 $908.69 $436K
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 120 $904.38 $109K
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 80 $901.88 $72K
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 56 $911.59 $51K
Dec 01, 2025 Theodore Blegen EVP and CFO SELL 40 $899.73 $36K
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 680 $930.48 $633K
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 10.4K $926.02 $9.6M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 2.2K $929.29 $2.1M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 1.8K $927.41 $1.7M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 1.3K $924.32 $1.2M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 1.2K $923.54 $1.1M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 1.1K $925.55 $1.0M
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 984 $928.60 $914K
Nov 26, 2025 Saria Tseng EVP & General Counsel SELL 240 $922.78 $221K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 272 $906.33 $247K
Nov 25, 2025 Kuo Wei Herbert Chang Director SELL 100 $896.97 $90K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 120 $902.07 $108K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 145 $898.38 $130K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 160 $903.54 $145K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 200 $904.39 $181K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 240 $912.30 $219K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 320 $899.37 $288K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 324 $911.92 $295K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 346 $900.41 $312K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 359 $910.42 $327K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 385 $894.54 $344K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 556 $909.35 $506K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 754 $897.54 $677K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 880 $901.58 $793K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 888 $908.49 $807K
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 1.6K $895.63 $1.5M
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 2.1K $896.37 $1.9M
Nov 25, 2025 Saria Tseng EVP & General Counsel SELL 10.2K $907.21 $9.3M
Nov 24, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 4.0K $895.23 $3.6M
Nov 21, 2025 Kuo Wei Herbert Chang Director SELL 100 $873.97 $87K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 6.5K $883.50 $5.8M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 940 $876.62 $824K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 1.1K $873.78 $1.0M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 574 $872.80 $501K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 431 $875.26 $377K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 339 $866.19 $294K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 320 $870.36 $279K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 240 $862.58 $207K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 1.7K $885.10 $1.5M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 220 $871.45 $192K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 160 $863.86 $138K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 40 $865.89 $35K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 1.8K $869.39 $1.6M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 1.9K $878.55 $1.6M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 2.0K $879.54 $1.7M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 2.0K $877.45 $1.7M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 2.1K $884.44 $1.9M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 2.5K $881.42 $2.2M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 3.3K $882.51 $3.0M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 3.8K $880.58 $3.3M
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 699 $867.57 $606K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 723 $868.42 $628K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 731 $874.50 $639K
Nov 19, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 810 $886.01 $718K
Nov 13, 2025 Maurice Sciammas EVP, WW Sales & Marketing GRANT 4.5K
Nov 12, 2025 Michael Hsing CEO SELL 440 $959.36 $422K
Nov 12, 2025 Michael Hsing CEO SELL 461 $972.78 $448K
Nov 12, 2025 Michael Hsing CEO SELL 633 $979.59 $620K
Nov 12, 2025 Michael Hsing CEO SELL 728 $970.29 $706K
Nov 12, 2025 Michael Hsing CEO SELL 975 $969.62 $945K
Nov 12, 2025 Michael Hsing CEO SELL 987 $980.06 $967K
Nov 12, 2025 Michael Hsing CEO SELL 1.9K $961.63 $1.8M
Nov 12, 2025 Michael Hsing CEO SELL 2.1K $968.37 $2.0M
Nov 12, 2025 Michael Hsing CEO SELL 403 $957.58 $386K
Nov 12, 2025 Michael Hsing CEO SELL 2.8K $962.61 $2.7M
Nov 12, 2025 Michael Hsing CEO SELL 3.0K $967.41 $2.9M
Nov 12, 2025 Michael Hsing CEO SELL 3.3K $964.47 $3.1M
Nov 12, 2025 Michael Hsing CEO SELL 3.6K $963.47 $3.4M
Nov 12, 2025 Michael Hsing CEO SELL 5.6K $965.50 $5.4M
Nov 12, 2025 Michael Hsing CEO SELL 6.6K $966.45 $6.3M
Nov 12, 2025 Michael Hsing CEO SELL 298 $973.73 $290K
Nov 12, 2025 Michael Hsing CEO SELL 59 $971.81 $57K
Nov 12, 2025 Michael Hsing CEO SELL 2.8K $958.34 $2.7M
Nov 11, 2025 Michael Hsing CEO SELL 4.2K $962.57 $4.0M
Nov 11, 2025 Michael Hsing CEO SELL 80 $951.69 $76K
Nov 11, 2025 Michael Hsing CEO SELL 154 $967.15 $149K
Nov 11, 2025 Michael Hsing CEO SELL 321 $965.44 $310K
Nov 11, 2025 Michael Hsing CEO SELL 739 $964.38 $713K
Nov 11, 2025 Michael Hsing CEO SELL 797 $956.50 $762K
Nov 11, 2025 Michael Hsing CEO SELL 1.0K $957.71 $977K
Nov 11, 2025 Michael Hsing CEO SELL 1.2K $966.30 $1.2M
Nov 11, 2025 Michael Hsing CEO SELL 1.5K $952.62 $1.4M
Nov 11, 2025 Michael Hsing CEO SELL 1.9K $963.41 $1.8M
Nov 11, 2025 Michael Hsing CEO SELL 2.5K $958.59 $2.4M
Nov 11, 2025 Michael Hsing CEO SELL 2.7K $960.45 $2.6M
Nov 11, 2025 Michael Hsing CEO SELL 2.9K $953.69 $2.8M
Nov 11, 2025 Michael Hsing CEO SELL 3.9K $961.47 $3.7M
Nov 11, 2025 Michael Hsing CEO SELL 4.0K $959.45 $3.8M
Nov 11, 2025 Michael Hsing CEO SELL 4.1K $955.46 $3.9M
Nov 11, 2025 Michael Hsing CEO SELL 7.9K $954.61 $7.6M
Nov 05, 2025 Maurice Sciammas EVP, WW Sales & Marketing SELL 200 $986.81 $197K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 291 $1023.32 $298K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 240 $1028.43 $247K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 168 $1021.28 $172K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 180 $1018.01 $183K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 181 $1019.49 $185K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 184 $1032.07 $190K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 200 $1027.49 $205K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 204 $1013.62 $207K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 208 $1024.86 $213K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 210 $1030.00 $216K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 246 $1029.45 $253K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 6 $1017.78 $6K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 17 $1031.86 $18K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 40 $1022.28 $41K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 43 $1025.91 $44K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 47 $1038.41 $49K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 80 $1016.51 $81K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 135 $1014.47 $137K
Nov 03, 2025 Theodore Blegen EVP and CFO SELL 160 $1020.30 $163K
Oct 25, 2025 Theodore Blegen EVP and CFO GRANT 87.7K
Oct 25, 2025 Saria Tseng EVP & General Counsel GRANT 135.5K
Oct 25, 2025 Michael Hsing CEO GRANT 302.9K
Oct 25, 2025 Deming Xiao EVP, Global Operations GRANT 135.5K
Oct 25, 2025 Maurice Sciammas EVP, WW Sales & Marketing GRANT 135.5K
Oct 24, 2025 Saria Tseng EVP & General Counsel SELL 1.3K $1087.62 $1.4M
Oct 16, 2025 Saria Tseng EVP & General Counsel SELL 1.5K $1021.26 $1.5M
Oct 16, 2025 Saria Tseng EVP & General Counsel SELL 1.3K $1030.81 $1.4M
Oct 15, 2025 Saria Tseng EVP & General Counsel SELL 14.0K $1016.18 $14.3M
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 250 $907.36 $227K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 65 $911.27 $59K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 80 $909.52 $73K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 115 $905.37 $104K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 138 $913.87 $126K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 160 $917.17 $147K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 60 $904.00 $54K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 390 $914.71 $357K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 440 $915.43 $403K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 580 $916.37 $531K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 676 $912.73 $617K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 6 $902.61 $5K
Oct 01, 2025 Theodore Blegen EVP and CFO SELL 40 $903.82 $36K
Sep 18, 2025 Saria Tseng EVP & General Counsel SELL 14.5K $914.45 $13.3M
Sep 18, 2025 Carintia Martinez Director SELL 1.4K $900.00 $1.3M
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 100 $803.43 $80K
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 126 $822.59 $104K
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 200 $806.57 $161K
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 500 $811.45 $406K
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 400 $815.39 $326K
Sep 02, 2025 Theodore Blegen EVP and CFO SELL 574 $816.47 $469K
Aug 29, 2025 Eugen J Elmiger Director SELL 800 $844.25 $675K
Aug 29, 2025 Eugen J Elmiger Director SELL 100 $848.03 $85K
Aug 29, 2025 Eugen J Elmiger Director SELL 700 $845.54 $592K
Aug 29, 2025 Eugen J Elmiger Director SELL 900 $847.30 $763K