Michael Hsing R.'s Insider Trades & SAST Disclosures

Michael Hsing R.'s most recent trade in Monolithic Power System Inc was a trade of 6,562 Common Stock done at an average price of $966.5 . Disclosure was reported to the exchange on Nov. 12, 2025.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 966.45 per share. 12 Nov 2025 6,562 927,906 (2%) 0% 966.5 6,341,845 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 965.50 per share. 12 Nov 2025 5,619 934,468 (2%) 0% 965.5 5,425,145 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 963.47 per share. 12 Nov 2025 3,552 943,351 (2%) 0% 963.5 3,422,245 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 964.47 per share. 12 Nov 2025 3,264 940,087 (2%) 0% 964.5 3,148,030 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 967.41 per share. 12 Nov 2025 3,024 924,882 (2%) 0% 967.4 2,925,448 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 962.61 per share. 12 Nov 2025 2,817 946,903 (2%) 0% 962.6 2,711,672 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 958.34 per share. 12 Nov 2025 2,799 952,467 (2%) 0% 958.3 2,682,394 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 968.37 per share. 12 Nov 2025 2,072 922,810 (2%) 0% 968.4 2,006,463 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 961.63 per share. 12 Nov 2025 1,904 949,720 (2%) 0% 961.6 1,830,944 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 980.06 per share. 12 Nov 2025 987 918,669 (2%) 0% 980.1 967,319 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 969.62 per share. 12 Nov 2025 975 921,835 (2%) 0% 969.6 945,380 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 970.29 per share. 12 Nov 2025 728 921,107 (2%) 0% 970.3 706,371 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 979.59 per share. 12 Nov 2025 633 919,656 (2%) 0% 979.6 620,080 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 972.78 per share. 12 Nov 2025 461 920,587 (2%) 0% 972.8 448,452 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 959.36 per share. 12 Nov 2025 440 952,027 (2%) 0% 959.4 422,118 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 960.45 per share. 12 Nov 2025 403 951,624 (2%) 0% 960.4 387,061 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 957.58 per share. 12 Nov 2025 403 955,266 (2%) 0% 957.6 385,905 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 973.73 per share. 12 Nov 2025 298 920,289 (2%) 0% 973.7 290,172 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 971.81 per share. 12 Nov 2025 59 921,048 (2%) 0% 971.8 57,337 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 954.61 per share. 11 Nov 2025 7,934 983,212 (2%) 0% 954.6 7,573,876 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 962.57 per share. 11 Nov 2025 4,172 960,023 (2%) 0% 962.6 4,015,842 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 955.46 per share. 11 Nov 2025 4,056 979,156 (2%) 0% 955.5 3,875,346 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 959.45 per share. 11 Nov 2025 4,010 970,829 (2%) 0% 959.5 3,847,395 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 961.47 per share. 11 Nov 2025 3,900 964,195 (2%) 0% 961.5 3,749,733 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 953.69 per share. 11 Nov 2025 2,927 991,146 (2%) 0% 953.7 2,791,451 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 960.45 per share. 11 Nov 2025 2,734 968,095 (2%) 0% 960.4 2,625,870 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 958.59 per share. 11 Nov 2025 2,500 974,839 (2%) 0% 958.6 2,396,475 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 963.41 per share. 11 Nov 2025 1,894 958,129 (2%) 0% 963.4 1,824,699 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 952.62 per share. 11 Nov 2025 1,516 994,073 (2%) 0% 952.6 1,444,172 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 966.30 per share. 11 Nov 2025 1,246 955,823 (2%) 0% 966.3 1,204,010 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 957.71 per share. 11 Nov 2025 1,020 977,339 (2%) 0% 957.7 976,864 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 956.50 per share. 11 Nov 2025 797 978,359 (2%) 0% 956.5 762,331 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 964.38 per share. 11 Nov 2025 739 957,390 (2%) 0% 964.4 712,677 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 965.44 per share. 11 Nov 2025 321 957,069 (2%) 0% 965.4 309,906 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 967.15 per share. 11 Nov 2025 154 955,669 (2%) 0% 967.1 148,941 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 951.69 per share. 11 Nov 2025 80 995,589 (2%) 0% 951.7 76,135 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Payment of exercise price or tax liability using portion of securities received from the company at price $ 1096.63 per share. 30 Oct 2025 121,918 995,669 (2%) 0% 1096.6 133,698,936 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 25 Oct 2025 302,920 1,117,587 (2%) 0% 0 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 829.45 per share. 15 Aug 2025 4,101 821,365 (1%) 0% 829.4 3,401,574 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 827.72 per share. 15 Aug 2025 3,878 825,862 (1%) 0% 827.7 3,209,898 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 825.69 per share. 15 Aug 2025 2,603 832,295 (1%) 0% 825.7 2,149,271 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 826.64 per share. 15 Aug 2025 2,555 829,740 (1%) 0% 826.6 2,112,065 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 830.46 per share. 15 Aug 2025 2,100 819,265 (1%) 0% 830.5 1,743,966 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 831.57 per share. 15 Aug 2025 1,953 817,312 (1%) 0% 831.6 1,624,056 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 832.57 per share. 15 Aug 2025 1,510 815,802 (1%) 0% 832.6 1,257,181 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 833.37 per share. 15 Aug 2025 535 815,267 (1%) 0% 833.4 445,853 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 836.40 per share. 15 Aug 2025 400 814,667 (1%) 0% 836.4 334,560 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 828.64 per share. 15 Aug 2025 396 825,466 (1%) 0% 828.6 328,141 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 834.92 per share. 15 Aug 2025 200 815,067 (1%) 0% 834.9 166,984 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 700.00 per share. 18 Feb 2025 5,200 834,898 (1%) 0% 700 3,640,000 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 717.10 per share. 10 Feb 2025 2,594 840,071 (1%) 0% 717.1 1,860,157 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 700.00 per share. 07 Feb 2025 11,964 842,665 (1%) 0% 700 8,374,800 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 700.00 per share. 24 Jan 2025 3,636 854,629 (1%) 0% 700 2,545,200 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 765.15 per share. 08 Nov 2024 2,812 858,265 (1%) 0% 765.2 2,151,602 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 824.63 per share. 09 Aug 2024 500 863,509 (1%) 0% 824.6 412,315 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 828.15 per share. 09 Aug 2024 500 862,709 (1%) 0% 828.2 414,075 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 815.37 per share. 09 Aug 2024 458 864,609 (1%) 0% 815.4 373,439 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 837.57 per share. 09 Aug 2024 391 861,569 (1%) 0% 837.6 327,490 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 836.21 per share. 09 Aug 2024 380 861,960 (1%) 0% 836.2 317,760 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 816.18 per share. 09 Aug 2024 300 864,309 (1%) 0% 816.2 244,854 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 832.28 per share. 09 Aug 2024 262 862,340 (1%) 0% 832.3 218,057 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 838.23 per share. 09 Aug 2024 240 861,329 (1%) 0% 838.2 201,175 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 813.23 per share. 09 Aug 2024 200 865,132 (1%) 0% 813.2 162,646 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 826.00 per share. 09 Aug 2024 200 863,309 (1%) 0% 826 165,200 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 839.90 per share. 09 Aug 2024 146 861,183 (1%) 0% 839.9 122,625 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 840.24 per share. 09 Aug 2024 114 861,069 (1%) 0% 840.2 95,787 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 831.83 per share. 09 Aug 2024 107 862,602 (1%) 0% 831.8 89,006 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 823.27 per share. 09 Aug 2024 100 864,009 (1%) 0% 823.3 82,327 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 821.32 per share. 09 Aug 2024 100 864,109 (1%) 0% 821.3 82,132 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 817.10 per share. 09 Aug 2024 100 864,209 (1%) 0% 817.1 81,710 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 827.21 per share. 09 Aug 2024 100 863,209 (1%) 0% 827.2 82,721 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 814.72 per share. 09 Aug 2024 65 865,067 (1%) 0% 814.7 52,957 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 778.39 per share. 08 Aug 2024 2,790 865,332 (1%) 0% 778.4 2,171,708 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 831.58 per share. 22 Jul 2024 9,614 868,122 (1%) 0% 831.6 7,994,810 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 806.39 per share. 01 Jul 2024 1,820 877,838 (1%) 0% 806.4 1,467,630 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 800.62 per share. 01 Jul 2024 200 879,908 (1%) 0% 800.6 160,124 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 794.69 per share. 01 Jul 2024 200 880,208 (1%) 0% 794.7 158,938 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 804.18 per share. 01 Jul 2024 150 879,658 (1%) 0% 804.2 120,627 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 807.88 per share. 01 Jul 2024 102 877,736 (1%) 0% 807.9 82,404 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 802.19 per share. 01 Jul 2024 100 879,808 (1%) 0% 802.2 80,219 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 798.74 per share. 01 Jul 2024 100 880,108 (1%) 0% 798.7 79,874 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 734.34 per share. 03 Jun 2024 1,062 882,478 (1%) 0% 734.3 779,869 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 732.80 per share. 03 Jun 2024 875 884,240 (1%) 0% 732.8 641,200 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 733.53 per share. 03 Jun 2024 700 883,540 (1%) 0% 733.5 513,471 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 725.59 per share. 03 Jun 2024 581 885,913 (1%) 0% 725.6 421,568 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 723.48 per share. 03 Jun 2024 549 886,494 (1%) 0% 723.5 397,191 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 735.37 per share. 03 Jun 2024 470 882,008 (1%) 0% 735.4 345,624 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 731.45 per share. 03 Jun 2024 441 885,115 (1%) 0% 731.4 322,569 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 736.27 per share. 03 Jun 2024 387 881,621 (1%) 0% 736.3 284,936 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 722.43 per share. 03 Jun 2024 338 887,043 (1%) 0% 722.4 244,181 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 738.33 per share. 03 Jun 2024 248 881,173 (1%) 0% 738.3 183,106 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 717.36 per share. 03 Jun 2024 228 887,858 (1%) 0% 717.4 163,558 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 746.35 per share. 03 Jun 2024 213 880,408 (1%) 0% 746.4 158,973 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 721.60 per share. 03 Jun 2024 211 887,381 (1%) 0% 721.6 152,258 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 737.43 per share. 03 Jun 2024 200 881,421 (1%) 0% 737.4 147,486 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 744.06 per share. 03 Jun 2024 200 880,621 (1%) 0% 744.1 148,812 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 715.50 per share. 03 Jun 2024 190 888,156 (1%) 0% 715.5 135,945 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 741.70 per share. 03 Jun 2024 180 880,993 (1%) 0% 741.7 133,506 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 720.15 per share. 03 Jun 2024 166 887,592 (1%) 0% 720.2 119,545 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 730.48 per share. 03 Jun 2024 157 885,556 (1%) 0% 730.5 114,685 Common Stock
Monolithic Power
Michael R. Hsing Director, CEO Sale of securities on an exchange or to another person at price $ 743.58 per share. 03 Jun 2024 152 880,821 (1%) 0% 743.6 113,024 Common Stock
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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