Insider Buying and Selling - MPWR

Transaction	Filed	Name	Type	Shares @ Price	Value	Balance change		Ownership
12/01/2025 10b5-1	12/02/2025	Blegen Theodore EVP and CFO CFO	Sell	-3,000 @ $908.21	($2,724,623.44)	71,332	(-4.04%)	Direct
11/26/2025	11/28/2025	Tseng Saria EVP & General Counsel Officer	Sell	-20,000 @ $926.47	($18,529,315.61)	167,331	(-10.68%)	Direct
11/25/2025	11/25/2025	Chang Kuo Wei Herbert Director	Sell	-100 @ $896.97	($89,697.00)	426	(-19.01%)	Direct
11/25/2025	11/28/2025	Tseng Saria EVP & General Counsel Officer	Sell	-20,000 @ $904.18	($18,083,638.33)	187,331	(-9.65%)	Direct
11/24/2025	11/25/2025	Sciammas Maurice EVP, WW Sales & Marketing Officer	Sell	-3,976 @ $895.23	($3,559,434.48)	144,330	(-2.68%)	Direct
11/21/2025	11/24/2025	Chang Kuo Wei Herbert Director	Sell	-100 @ $873.97	($87,397.00)	526	(-15.97%)	Direct
11/19/2025	11/20/2025	Sciammas Maurice EVP, WW Sales & Marketing Officer	Sell	-27,966 @ $881.66	($24,656,386.86)	148,306	(-15.87%)	Direct
11/19/2025	11/20/2025	Sciammas Maurice EVP, WW Sales & Marketing Officer	Sell	-7,034 @ $870.21	($6,121,059.06)	176,272	(-3.84%)	Direct
11/12/2025	11/13/2025	Hsing Michael CEO CEO Director	Sell	-37,000 @ $965.52	($35,724,379.66)	918,669	(-3.87%)	Direct
11/11/2025	11/13/2025	Hsing Michael CEO CEO Director	Sell	-40,000 @ $958.39	($38,335,721.29)	955,669	(-4.02%)	Direct
11/03/2025 10b5-1	11/04/2025	Blegen Theodore EVP and CFO CFO	Sell	-3,000 @ $1,024.43	($3,073,277.54)	74,332	(-3.88%)	Direct
10/24/2025 10b5-1	10/24/2025	Tseng Saria EVP & General Counsel Officer	Sell	-1,300 @ $1,087.62	($1,413,906.00)	126,354	(-1.02%)	Direct
10/16/2025 10b5-1	10/17/2025	Tseng Saria EVP & General Counsel Officer	Sell	-2,812 @ $1,025.72	($2,884,322.27)	127,654	(-2.16%)	Direct
10/15/2025 10b5-1	10/17/2025	Tseng Saria EVP & General Counsel Officer	Sell	-14,028 @ $1,016.18	($14,254,973.04)	130,466	(-9.71%)	Direct
10/01/2025 10b5-1	10/01/2025	Blegen Theodore EVP and CFO CFO	Sell	-3,000 @ $913.22	($2,739,647.60)	37,940	(-7.33%)	Direct
09/18/2025 10b5-1	09/23/2025	Martinez Carintia Director	Sell	-1,400 @ $900.00	($1,260,000.00)	878	(-61.46%)	Direct
09/18/2025 10b5-1	09/23/2025	Tseng Saria EVP & General Counsel Officer	Sell	-14,510 @ $914.45	($13,268,669.50)	144,494	(-9.13%)	Direct
09/02/2025 10b5-1	09/03/2025	Blegen Theodore EVP and CFO CFO	Sell	-3,000 @ $814.34	($2,443,032.12)	40,939	(-6.83%)	Direct
08/29/2025	09/02/2025	Elmiger Eugen J Director	Sell	-4,000 @ $846.71	($3,386,841.00)	17,213	(-18.86%)	Direct
08/27/2025	08/28/2025	Zhou Jeff Director	Sell	-193 @ $870.00	($167,910.00)	5,611	(-3.33%)	Direct
08/15/2025	08/18/2025	Hsing Michael CEO CEO Director	Sell	-20,231 @ $829.10	($16,773,550.18)	814,667	(-2.42%)	Direct
08/13/2025	08/15/2025	Zhou Jeff Director	Sell	-400 @ $850.00	($340,000.00)	5,804	(-6.45%)	Direct
08/12/2025	08/13/2025	Zhou Jeff Director	Sell	-200 @ $830.00	($166,000.00)	6,204	(-3.12%)	Direct
08/01/2025	08/04/2025	Blegen Theodore EVP and CFO CFO	Sell	-3,000 @ $750.00	($2,250,000.00)	43,939	(-6.39%)	Direct
08/01/2025	08/04/2025	Xiao Deming EVP, Global Operations Officer	Sell	-39,999 @ $780.00	($31,199,220.00)	121,605	(-24.75%)	Direct
07/01/2025	07/02/2025	Blegen Theodore EVP and CFO CFO	Sell	-6,000 @ $750.00	($4,500,000.00)	46,939	(-11.33%)	Direct
05/13/2025	05/13/2025	Chang Kuo Wei Herbert Director	Sell	-50 @ $738.00	($36,900.00)	626	(-7.40%)	Direct
05/12/2025	05/12/2025	Chang Kuo Wei Herbert Director	Sell	-100 @ $698.00	($69,800.00)	676	(-12.89%)	Direct
05/08/2025	05/09/2025	Chang Kuo Wei Herbert Director	Sell	-100 @ $650.00	($65,000.00)	776	(-11.42%)	Direct
02/18/2025	02/20/2025	Hsing Michael CEO CEO Director	Sell	-5,200 @ $700.00	($3,640,000.00)	834,898	(-0.62%)	Direct
02/10/2025	02/12/2025	Blegen Theodore EVP and CFO CFO	Sell	-532 @ $717.10	($381,497.57)	52,912	(-1.00%)	Direct
02/10/2025	02/12/2025	Hsing Michael CEO CEO Director	Sell	-2,594 @ $717.10	($1,860,157.40)	840,071	(-0.31%)	Direct
02/10/2025	02/12/2025	Sciammas Maurice EVP, WW Sales & Marketing Officer	Sell	-662 @ $717.10	($474,720.60)	102,301	(-0.64%)	Direct
02/10/2025	02/12/2025	Tseng Saria EVP & General Counsel Officer	Sell	-663 @ $717.10	($475,437.57)	158,977	(-0.42%)	Direct
02/10/2025	02/12/2025	Xiao Deming EVP, Global Operations Officer	Sell	-662 @ $717.10	($474,720.60)	161,577	(-0.41%)	Direct
02/07/2025	02/11/2025	Hsing Michael CEO CEO Director	Sell	-11,964 @ $700.00	($8,374,800.00)	842,665	(-1.40%)	Direct
01/24/2025	01/28/2025	Hsing Michael CEO CEO Director	Sell	-3,636 @ $700.00	($2,545,200.00)	854,629	(-0.42%)	Direct

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Monolithic Power Systems Inc - MPWR

Latest data: 12/10/2025 10:05:24 PM

Buy Breakdown

Total $0

Sell Breakdown

Total $266,431,236

Monthly Totals