Monolithic Power Systems, Inc. designs, develops, and markets integrated power semiconductor solutions and power delivery architectures for computing and storage, automotive, industrial, communications, and consumer applications markets. It offers direct current (DC) to DC integrated circuits (ICs) that are used to convert and control voltages of various electronic systems, such as portable electronic devices, wireless LAN access points, computers and notebooks, monitors, infotainment applications, and medical equipment. The Firm also provides lighting control ICs for backlighting that are used in systems, which provide the light source for LCD panels in notebook computers, monitors, car navigation systems, and televisions, as well as for general illumination products. The company was founded by Michael R. Hsing, and James C. Moyer on August 22, 1997, and is headquartered in Kirkland, WA. |
Insider Trading |
Relationship |
Date |
Transaction |
Cost |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
BLEGEN THEODORE | EVP and CFO | Jun 10 '24 | Sale | 741.66 | 84 | 62,299 | 72,656 | Jun 05 02:12 PM | Hsing Michael | CEO | Jun 03 '24 | Sale | 731.08 | 8,000 | 5,848,606 | 880,408 | Jun 05 02:15 PM | BLEGEN THEODORE | EVP and CFO | Jun 03 '24 | Sale | 731.43 | 2,416 | 1,767,137 | 72,486 | Jun 05 02:12 PM | Xiao Deming | EVP, Global Operations | May 22 '24 | Sale | 769.40 | 1,300 | 1,000,220 | 206,418 | May 22 08:20 PM | CHANG KUO WEI HERBERT | Director | May 20 '24 | Sale | 750.00 | 200 | 150,000 | 741 | May 22 06:09 PM | Zhou Jeff | Director | May 20 '24 | Sale | 750.00 | 200 | 150,000 | 6,069 | May 22 06:01 PM | CHANG KUO WEI HERBERT | Director | May 15 '24 | Sale | 735.00 | 200 | 147,000 | 941 | May 15 06:52 PM | Hsing Michael | CEO | May 08 '24 | Sale | 690.00 | 2,824 | 1,948,560 | 888,408 | May 09 12:49 PM | Xiao Deming | EVP, Global Operations | May 08 '24 | Sale | 690.02 | 869 | 599,627 | 207,747 | May 09 12:47 PM | Tseng Saria | EVP & General Counsel | May 08 '24 | Sale | 690.02 | 869 | 599,627 | 203,521 | May 09 12:53 PM | Sciammas Maurice | EVP, WW Sales & Marketing | May 08 '24 | Sale | 690.00 | 869 | 599,610 | 129,875 | May 09 12:52 PM | BLEGEN THEODORE | EVP and CFO | May 08 '24 | Sale | 689.98 | 737 | 508,515 | 74,986 | May 09 12:50 PM | Hsing Michael | CEO | May 01 '24 | Sale | 661.85 | 8,000 | 5,294,840 | 891,232 | May 03 11:40 AM | BLEGEN THEODORE | EVP and CFO | May 01 '24 | Sale | 663.29 | 2,500 | 1,658,215 | 75,723 | May 03 11:41 AM | Sciammas Maurice | EVP of Sales and Marketing | Apr 08 '24 | Sale | 681.83 | 11,000 | 7,500,104 | 130,744 | Apr 09 11:14 AM | Hsing Michael | CEO | Apr 01 '24 | Sale | 677.44 | 8,000 | 5,419,521 | 899,232 | Apr 03 07:03 PM | BLEGEN THEODORE | EVP & CFO | Apr 01 '24 | Sale | 677.40 | 2,500 | 1,693,493 | 78,223 | Apr 03 04:17 PM | Hsing Michael | CEO | Mar 01 '24 | Sale | 726.08 | 8,000 | 5,808,620 | 907,232 | Mar 04 11:09 AM | BLEGEN THEODORE | CFO | Mar 01 '24 | Sale | 725.76 | 2,500 | 1,814,388 | 80,723 | Mar 04 11:07 AM | CHANG KUO WEI HERBERT | Director | Feb 29 '24 | Sale | 706.34 | 250 | 176,585 | 1,141 | Feb 29 06:10 PM | CHANG KUO WEI HERBERT | Director | Feb 22 '24 | Sale | 750.00 | 250 | 187,500 | 1,391 | Feb 23 11:25 AM | Zhou Jeff | Director | Feb 12 '24 | Sale | 750.57 | 200 | 150,114 | 6,269 | Feb 13 11:14 AM | Hsing Michael | CEO | Feb 08 '24 | Sale | 680.00 | 2,790 | 1,897,200 | 915,193 | Feb 09 02:33 PM | Xiao Deming | Pres. of MPS Asia Operations | Feb 08 '24 | Sale | 680.00 | 859 | 584,120 | 208,580 | Feb 09 02:36 PM | Tseng Saria | Executive VP & General Counsel | Feb 08 '24 | Sale | 680.00 | 859 | 584,120 | 204,339 | Feb 09 02:35 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Feb 08 '24 | Sale | 680.00 | 859 | 584,120 | 141,718 | Feb 09 02:34 PM | BLEGEN THEODORE | CFO | Feb 08 '24 | Sale | 680.00 | 728 | 495,040 | 83,173 | Feb 09 02:02 PM | Hsing Michael | CEO | Feb 05 '24 | Sale | 641.00 | 3,791 | 2,430,031 | 917,983 | Feb 07 11:19 AM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Feb 05 '24 | Sale | 641.00 | 982 | 629,462 | 142,577 | Feb 07 11:22 AM | Tseng Saria | Executive VP & General Counsel | Feb 05 '24 | Sale | 641.00 | 982 | 629,462 | 205,198 | Feb 07 11:24 AM | Xiao Deming | Pres. of MPS Asia Operations | Feb 05 '24 | Sale | 641.00 | 982 | 629,462 | 209,439 | Feb 07 11:26 AM | BLEGEN THEODORE | CFO | Feb 05 '24 | Sale | 641.00 | 867 | 555,747 | 83,901 | Feb 07 11:17 AM | Hsing Michael | CEO | Feb 01 '24 | Sale | 602.01 | 8,000 | 4,816,043 | 921,774 | Feb 05 11:25 AM | BLEGEN THEODORE | CFO | Feb 01 '24 | Sale | 603.26 | 2,500 | 1,508,138 | 84,768 | Feb 05 11:19 AM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Jan 12 '24 | Sale | 582.11 | 11,000 | 6,403,239 | 143,559 | Jan 12 05:57 PM | Xiao Deming | Pres. of MPS Asia Operations | Jan 10 '24 | Sale | 589.35 | 11,515 | 6,786,331 | 210,421 | Jan 11 11:37 AM | Tseng Saria | Executive VP & General Counsel | Jan 09 '24 | Sale | 600.00 | 1,390 | 834,000 | 206,180 | Jan 10 11:34 AM | Hsing Michael | CEO | Jan 05 '24 | Sale | 572.28 | 8,000 | 4,578,223 | 929,772 | Jan 09 12:42 PM | Hsing Michael | CEO | Jan 04 '24 | Sale | 583.14 | 58,654 | 34,203,494 | 937,772 | Jan 08 02:39 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Jan 04 '24 | Sale | 583.14 | 27,659 | 16,129,069 | 154,559 | Jan 08 02:44 PM | BLEGEN THEODORE | CFO | Jan 04 '24 | Sale | 583.14 | 27,613 | 16,102,245 | 87,268 | Jan 08 02:41 PM | Tseng Saria | Executive VP & General Counsel | Jan 04 '24 | Sale | 583.14 | 25,314 | 14,761,606 | 207,570 | Jan 08 02:48 PM | Xiao Deming | Pres. of MPS Asia Operations | Jan 04 '24 | Sale | 583.14 | 25,314 | 14,761,606 | 221,936 | Jan 08 02:46 PM | BLEGEN THEODORE | CFO | Jan 02 '24 | Sale | 615.71 | 2,500 | 1,539,272 | 114,881 | Jan 03 11:18 AM | BLEGEN THEODORE | CFO | Dec 18 '23 | Sale | 631.36 | 2,500 | 1,578,398 | 117,381 | Dec 19 12:13 PM | Tseng Saria | Executive VP & General Counsel | Dec 13 '23 | Sale | 600.00 | 18,610 | 11,166,000 | 232,884 | Dec 14 02:03 PM | Moyer James C | Director | Nov 16 '23 | Sale | 538.94 | 3,800 | 2,047,973 | 0 | Nov 20 04:50 PM | CHANG KUO WEI HERBERT | Director | Nov 14 '23 | Sale | 523.64 | 400 | 209,456 | 1,293 | Nov 15 05:40 PM | CHANG KUO WEI HERBERT | Director | Nov 13 '23 | Sale | 510.00 | 100 | 51,000 | 1,693 | Nov 13 05:37 PM | Hsing Michael | CEO | Nov 08 '23 | Sale | 490.39 | 2,790 | 1,368,188 | 996,426 | Nov 09 06:05 PM | Xiao Deming | Pres. of MPS Asia Operations | Nov 08 '23 | Sale | 490.39 | 859 | 421,245 | 250,641 | Nov 09 06:04 PM | Tseng Saria | VP & General Counsel | Nov 08 '23 | Sale | 490.39 | 859 | 421,245 | 251,494 | Nov 09 06:04 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Nov 08 '23 | Sale | 490.39 | 859 | 421,245 | 182,218 | Nov 09 06:05 PM | BLEGEN THEODORE | CFO | Nov 08 '23 | Sale | 490.39 | 712 | 349,158 | 119,881 | Nov 09 06:05 PM | Hsing Michael | CEO | Nov 06 '23 | Sale | 492.92 | 3,790 | 1,868,167 | 999,216 | Nov 07 05:02 PM | Tseng Saria | VP & General Counsel | Nov 06 '23 | Sale | 492.92 | 982 | 484,047 | 252,353 | Nov 07 05:02 PM | Xiao Deming | Pres. of MPS Asia Operations | Nov 06 '23 | Sale | 492.92 | 982 | 484,047 | 251,500 | Nov 07 05:03 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Nov 06 '23 | Sale | 492.92 | 982 | 484,047 | 183,077 | Nov 07 05:02 PM | BLEGEN THEODORE | CFO | Nov 06 '23 | Sale | 492.92 | 847 | 417,503 | 120,593 | Nov 07 05:02 PM | Hsing Michael | CEO | Oct 02 '23 | Sale | 458.30 | 10,960 | 5,022,968 | 1,003,006 | Oct 04 04:22 PM | Xiao Deming | Pres. of MPS Asia Operations | Oct 02 '23 | Sale | 458.30 | 4,305 | 1,972,982 | 252,482 | Oct 04 04:21 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Oct 02 '23 | Sale | 458.30 | 4,305 | 1,972,982 | 184,059 | Oct 04 04:22 PM | Tseng Saria | VP & General Counsel | Oct 02 '23 | Sale | 458.30 | 4,305 | 1,972,982 | 253,335 | Oct 04 04:21 PM | BLEGEN THEODORE | CFO | Oct 02 '23 | Sale | 458.30 | 905 | 414,762 | 121,440 | Oct 04 04:21 PM | CHANG KUO WEI HERBERT | Director | Aug 29 '23 | Sale | 500.00 | 500 | 250,000 | 1,793 | Aug 29 04:24 PM | Hsing Michael | CEO | Aug 08 '23 | Sale | 530.26 | 2,836 | 1,503,817 | 1,013,951 | Aug 10 06:01 PM | Tseng Saria | VP & General Counsel | Aug 08 '23 | Sale | 530.27 | 874 | 463,456 | 257,623 | Aug 10 06:00 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Aug 08 '23 | Sale | 530.26 | 874 | 463,447 | 188,339 | Aug 10 06:01 PM | Xiao Deming | Pres. of MPS Asia Operations | Aug 08 '23 | Sale | 530.26 | 874 | 463,447 | 256,770 | Aug 10 05:59 PM | BLEGEN THEODORE | CFO | Aug 08 '23 | Sale | 530.28 | 724 | 383,923 | 122,345 | Aug 10 06:02 PM | Hsing Michael | CEO | Aug 04 '23 | Sale | 526.54 | 3,815 | 2,008,750 | 1,016,787 | Aug 07 05:03 PM | Xiao Deming | Pres. of MPS Asia Operations | Aug 04 '23 | Sale | 526.53 | 988 | 520,212 | 257,644 | Aug 07 05:03 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Aug 04 '23 | Sale | 526.52 | 988 | 520,202 | 189,213 | Aug 07 05:02 PM | Tseng Saria | VP & General Counsel | Aug 04 '23 | Sale | 526.52 | 988 | 520,202 | 258,497 | Aug 07 05:03 PM | BLEGEN THEODORE | CFO | Aug 04 '23 | Sale | 526.52 | 852 | 448,595 | 123,069 | Aug 07 05:03 PM | Hsing Michael | CEO | Jul 21 '23 | Sale | 534.23 | 28,845 | 15,409,864 | 1,020,602 | Jul 25 06:35 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Jul 21 '23 | Sale | 534.23 | 9,843 | 5,258,426 | 190,201 | Jul 25 06:35 PM | Xiao Deming | Pres. of MPS Asia Operations | Jul 21 '23 | Sale | 534.23 | 9,615 | 5,136,621 | 258,632 | Jul 25 06:34 PM | Tseng Saria | VP & General Counsel | Jul 21 '23 | Sale | 534.23 | 9,615 | 5,136,621 | 259,485 | Jul 25 06:35 PM | BLEGEN THEODORE | CFO | Jul 21 '23 | Sale | 534.23 | 7,575 | 4,046,792 | 123,921 | Jul 25 06:35 PM | Hsing Michael | CEO | Jul 03 '23 | Sale | 537.79 | 10,960 | 5,894,178 | 1,049,447 | Jul 05 04:28 PM | Tseng Saria | VP & General Counsel | Jul 03 '23 | Sale | 537.79 | 4,305 | 2,315,186 | 269,100 | Jul 05 04:29 PM | Xiao Deming | Pres. of MPS Asia Operations | Jul 03 '23 | Sale | 537.79 | 4,305 | 2,315,186 | 268,247 | Jul 05 04:29 PM | Sciammas Maurice | Sr. V.P.of Sales and Marketing | Jul 03 '23 | Sale | 537.79 | 4,305 | 2,315,186 | 200,044 | Jul 05 04:28 PM | BLEGEN THEODORE | CFO | Jul 03 '23 | Sale | 537.79 | 905 | 486,700 | 131,496 | Jul 05 04:28 PM |
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