Deming Xiao - Nov 12, 2021 Form 4 Insider Report for MONOLITHIC POWER SYSTEMS INC (MPWR)

Role
Pres. of MPS Asia Operations
Signature
/s/ Saria Tseng, attorney-in-fact for Mr. Deming Xiao
Stock symbol
MPWR
Transactions as of
Nov 12, 2021
Transactions value $
-$899,304
Form type
4
Date filed
11/16/2021, 06:33 PM
Previous filing
Nov 10, 2021
Next filing
Nov 23, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPWR Common Stock Sale -$899K -1.63K -0.58% $553.42 280K Nov 12, 2021 Direct F1, F2
holding MPWR Common Stock 1.1K Nov 12, 2021 by Spouse
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The reported sales were to cover taxes upon the vesting of restricted stock units, as required by the Company's equity incentive plan.
F2 The amount of securities beneficially owned has been updated to reflect the correct amount of shares and corrects an inadvertent error on the Form 4 filed by the reporting person on November 10, 2021.