Deming Xiao - May 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
May 12, 2021
Transactions value $
-$542,892
Form type
4
Date filed
5/14/2021, 04:52 PM
Previous filing
May 12, 2021
Next filing
May 28, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPWR Common Stock Sale -$543K -1.74K -0.54% $311.83 324K May 12, 2021 Direct F1
holding MPWR Common Stock 1.1K May 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.