Michael Hsing - 03 Apr 2023 Form 4 Insider Report for MONOLITHIC POWER SYSTEMS INC (MPWR)

Signature
/s/ Saria Tseng, attorney-in-fact for Mr. Michael R. Hsing
Issuer symbol
MPWR
Transactions as of
03 Apr 2023
Transactions value $
-$5,416,689
Form type
4
Date filed
06 Apr 2023, 16:48
Previous filing
13 Feb 2023
Next filing
04 May 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPWR Common Stock Sale -$5.42M -11.1K -1.05% $487.99 1.05M 03 Apr 2023 Direct F1, F2, F3
holding MPWR Common Stock 133K 03 Apr 2023 by M Hsing 04 Trust
holding MPWR Common Stock 12.8K 03 Apr 2023 ZH Family 2020 Trust
* 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 price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $487.99 to $488.00. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price.
F3 Ending balance includes 33 shares acquired on February 15, 2023 through the Company's qualified ESPP program.