MPWR
STRONGMONOLITHIC POWER SYSTEMS INC
CIK: 0001280452
Last activity: 3 days ago
Financial Metrics
As of Dec 31, 2025 (10-K)
Insider Roster (6 total, 6 active)
| Insider | Buys | Sells | Net Value | Holdings |
|---|---|---|---|---|
|
Hsing Michael
CEO
|
0 | 32 | -$181.07M |
908,503 shares
$1.05B
|
|
Tseng Saria
EVP & General Counsel
|
0 | 9 | -$52.73M |
186,422 shares
$187.39M
|
|
BLEGEN THEODORE
EVP and CFO
|
0 | 33 | -$31.65M |
82,353 shares
$96.45M
|
|
Sciammas Maurice
EVP, WW Sales & Marketing
|
0 | 3 | -$27.06M |
1,269 shares
$1.39M
|
|
Xiao Deming
EVP, Global Operations
|
0 | 1 | -$26.79M |
235,932 shares
$276.31M
|
|
Lee Victor K
OTHER
|
0 | 8 | -$2.00M |
27,756 shares
$33.64M
|
Recent Transactions
9,080 shares @ $1005.18
$9.13M
Mar 30, 2026
5,154 shares @ $1000.81
$5.16M
Mar 30, 2026
3,360 shares @ $1009.63
$3.39M
Mar 30, 2026
3,194 shares @ $1017.22
$3.25M
Mar 30, 2026
2,440 shares @ $1029.21
$2.51M
Mar 30, 2026
2,200 shares @ $1023.00
$2.25M
Mar 30, 2026
166 shares @ $1035.60
$172K
Mar 30, 2026
80 shares @ $1041.12
$83K
Mar 30, 2026
30 shares @ $1095.07
$33K
Mar 20, 2026
12,731 shares @ $1155.71
$14.71M
Feb 12, 2026
4,992 shares @ $1159.84
$5.79M
Feb 12, 2026
4,001 shares @ $1164.92
$4.66M
Feb 12, 2026
3,640 shares @ $1205.82
$4.39M
Feb 12, 2026
2,076 shares @ $1168.80
$2.43M
Feb 12, 2026
1,440 shares @ $1217.12
$1.75M
Feb 12, 2026
1,440 shares @ $1200.81
$1.73M
Feb 12, 2026
1,240 shares @ $1210.11
$1.50M
Feb 12, 2026
600 shares @ $1194.34
$717K
Feb 12, 2026
480 shares @ $1180.79
$567K
Feb 12, 2026
200 shares @ $1173.39
$235K
Feb 12, 2026
160 shares @ $1188.23
$190K
Feb 12, 2026
14,578 shares @ $1197.20
$17.45M
Feb 11, 2026
6,079 shares @ $1192.67
$7.25M
Feb 11, 2026
2,799 shares @ $1177.67
$3.30M
Feb 11, 2026
2,104 shares @ $1188.17
$2.50M
Feb 11, 2026
1,987 shares @ $1172.92
$2.33M
Feb 11, 2026
1,542 shares @ $1182.82
$1.82M
Feb 11, 2026
1,533 shares @ $1167.62
$1.79M
Feb 11, 2026
1,366 shares @ $1163.71
$1.59M
Feb 11, 2026
649 shares @ $1202.28
$780K
Feb 11, 2026
363 shares @ $1158.71
$421K
Feb 11, 2026
200 shares @ $1179.97
$236K
Feb 11, 2026
16,080 shares @ $1141.88
$18.36M
Feb 10, 2026
6,325 shares @ $1136.75
$7.19M
Feb 10, 2026
4,302 shares @ $1132.01
$4.87M
Feb 10, 2026
3,864 shares @ $1145.90
$4.43M
Feb 10, 2026
1,215 shares @ $1151.11
$1.40M
Feb 10, 2026
880 shares @ $1176.04
$1.03M
Feb 10, 2026
694 shares @ $1154.96
$802K
Feb 10, 2026
360 shares @ $1161.41
$418K
Feb 10, 2026
280 shares @ $1197.26
$335K
Feb 10, 2026
400 shares @ $1212.16
$485K
Feb 9, 2026
54,923 shares @ $1171.16
$64.32M
Feb 6, 2026
22,875 shares @ $1171.16
$26.79M
Feb 6, 2026
22,875 shares @ $1171.16
$26.79M
Feb 6, 2026
22,875 shares @ $1171.16
$26.79M
Feb 6, 2026
21,725 shares @ $1171.16
$25.44M
Feb 6, 2026
379 shares @ $1133.47
$430K
Feb 2, 2026
322 shares @ $1132.67
$365K
Feb 2, 2026
320 shares @ $1130.48
$362K
Feb 2, 2026
241 shares @ $1134.41
$273K
Feb 2, 2026
240 shares @ $1129.28
$271K
Feb 2, 2026
240 shares @ $1128.43
$271K
Feb 2, 2026
220 shares @ $1110.58
$244K
Feb 2, 2026
200 shares @ $1126.58
$225K
Feb 2, 2026
198 shares @ $1131.70
$224K
Feb 2, 2026
120 shares @ $1136.35
$136K
Feb 2, 2026
120 shares @ $1135.49
$136K
Feb 2, 2026
80 shares @ $1139.49
$91K
Feb 2, 2026
80 shares @ $1137.81
$91K
Feb 2, 2026
80 shares @ $1127.39
$90K
Feb 2, 2026
80 shares @ $1120.77
$90K
Feb 2, 2026
40 shares @ $1122.56
$45K
Feb 2, 2026
40 shares @ $1117.11
$45K
Feb 2, 2026
650 shares @ $944.35
$614K
Jan 2, 2026
600 shares @ $930.86
$559K
Jan 2, 2026
539 shares @ $943.71
$509K
Jan 2, 2026
460 shares @ $938.52
$432K
Jan 2, 2026
406 shares @ $941.60
$382K
Jan 2, 2026
194 shares @ $930.86
$181K
Jan 2, 2026
120 shares @ $936.50
$112K
Jan 2, 2026
117 shares @ $939.75
$110K
Jan 2, 2026
80 shares @ $946.62
$76K
Jan 2, 2026
80 shares @ $935.33
$75K
Jan 2, 2026
80 shares @ $933.64
$75K
Jan 2, 2026
80 shares @ $927.61
$74K
Jan 2, 2026
74 shares @ $942.42
$70K
Jan 2, 2026
40 shares @ $945.00
$38K
Jan 2, 2026
40 shares @ $940.03
$38K
Jan 2, 2026
40 shares @ $934.74
$37K
Jan 2, 2026
280 shares @ $950.64
$266K
Dec 24, 2025
200 shares @ $953.70
$191K
Dec 24, 2025
197 shares @ $949.70
$187K
Dec 24, 2025
160 shares @ $951.60
$152K
Dec 24, 2025
83 shares @ $952.37
$79K
Dec 24, 2025
80 shares @ $955.08
$76K
Dec 24, 2025
⚠️ Important Disclaimer
• This is AI-generated analysis for educational purposes only, not financial advice.
• Insider trading data is derived from SEC Form 4 filings and may contain errors.
• Always conduct your own research and consult qualified financial advisors before making investment decisions.