CHANG KUO WEI HERBERT

CIK: 0001192171
Director

CHANG KUO WEI HERBERT is a corporate insider at MONOLITHIC POWER SYSTEMS INC (MPWR) filing SEC Form 4 transactions. 289 transactions across 3 companies, totaling $0 in purchases and $80,240,601 in sales. Source: SEC EDGAR.

Total Transactions
289
Total Buy Value
$0
Total Sell Value
$80.24M
Net Activity
$-80.24M
Last Transaction
Nov 2025
Companies
3

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Sale
Shares
50
Price
$1281.57
Value
$64K
Type
Sale
Shares
50
Price
$1420.00
Value
$71K
Type
Award
Shares
189
Price
-
Value
-
Type
Sale
Shares
100
Price
$896.97
Value
$90K
Type
Sale
Shares
100
Price
$873.97
Value
$87K
Type
Sale
Shares
50
Price
$738.00
Value
$37K
Type
Sale
Shares
100
Price
$698.00
Value
$70K
Type
Sale
Shares
100
Price
$650.00
Value
$65K
Type
Award
Shares
335
Price
-
Value
-
Type
Sale
Shares
100
Price
$898.00
Value
$90K
Type
Sale
Shares
100
Price
$888.88
Value
$89K
Type
Sale
Shares
200
Price
$750.00
Value
$150K
Type
Sale
Shares
100
Price
$740.00
Value
$74K
Type
Sale
Shares
100
Price
$730.00
Value
$73K
Type
Sale
Shares
250
Price
$706.34
Value
$177K
Type
Sale
Shares
250
Price
$750.00
Value
$188K
Type
Award
Shares
348
Price
-
Value
-
Type
Sale
Shares
400
Price
$523.64
Value
$209K
Type
Sale
Shares
100
Price
$510.00
Value
$51K
Type
Sale
Shares
500
Price
$500.00
Value
$250K