James C. Moyer - Jun 11, 2021 Form 4 Insider Report for MONOLITHIC POWER SYSTEMS INC (MPWR)

Role
Director
Signature
/s/ Saria Tseng, attorney-in-fact for Mr. James C. Moyer
Stock symbol
MPWR
Transactions as of
Jun 11, 2021
Transactions value $
-$4,327,973
Form type
4
Date filed
6/15/2021, 06:08 PM
Next filing
Jul 16, 2021

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPWR Common Stock Sale -$879K -2.57K -0.99% $342.11 256K Jun 11, 2021 Direct F1, F2, F3
transaction MPWR Common Stock Sale -$1.53M -4.47K -1.74% $343.18 251K Jun 11, 2021 Direct F1, F4
transaction MPWR Common Stock Sale -$1.41M -4.09K -1.63% $343.98 247K Jun 11, 2021 Direct F1, F5
transaction MPWR Common Stock Sale -$510K -1.48K -0.6% $344.77 246K Jun 11, 2021 Direct F1, F6
holding MPWR Common Stock 71.8K Jun 11, 2021 by Moyer FamilyTrust
holding MPWR Common Stock 266K Jun 11, 2021 JCM Management Trust
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares sold pursuant to the reporting person's 10b5-1 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 $341.61 to $342.60. 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 adjusted to to reflect directly held shares not previously reported.
F4 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 $342.64 to $343.62. 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.
F5 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 $343.64 to $344.59. 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.
F6 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 $344.68 to $344.98. 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.