Mr. James C. Moyer - 22 Sep 2022 Form 4 Insider Report for MONOLITHIC POWER SYSTEMS INC (MPWR)

Role
Director
Signature
/s/ Saria Tseng, attorney-in-fact for Mr. James C. Moyer
Issuer symbol
MPWR
Transactions as of
22 Sep 2022
Net transactions value
-$3,781,697
Form type
4
Filing time
26 Sep 2022, 19:47:53 UTC
Previous filing
09 Feb 2022
Next filing
12 Dec 2022

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MPWR Common Stock Gift $0 -76,925 -29% $0.000000 188,738 18 Aug 2022 JCM Management Trust F1
transaction MPWR Common Stock Gift $0 -96,000 -51% $0.000000 92,738 25 Aug 2022 JCM Management Trust F2
transaction MPWR Common Stock Sale $353,630 -926 -1% $381.89 91,812 22 Sep 2022 JCM Management Trust F3, F4
transaction MPWR Common Stock Sale $712,867 -1,862 -2% $382.85 89,950 22 Sep 2022 JCM Management Trust F3, F5
transaction MPWR Common Stock Sale $795,669 -2,072 -2.3% $384.01 87,878 22 Sep 2022 JCM Management Trust F3, F6
transaction MPWR Common Stock Sale $672,560 -1,748 -2% $384.76 86,130 22 Sep 2022 JCM Management Trust F3, F7
transaction MPWR Common Stock Sale $339,566 -880 -1% $385.87 85,250 22 Sep 2022 JCM Management Trust F3, F8
transaction MPWR Common Stock Sale $78,671 -203 -0.24% $387.54 85,047 22 Sep 2022 JCM Management Trust F3, F9
transaction MPWR Common Stock Sale $60,160 -155 -0.18% $388.13 84,892 22 Sep 2022 JCM Management Trust F3, F10
transaction MPWR Common Stock Sale $107,563 -276 -0.33% $389.72 84,616 22 Sep 2022 JCM Management Trust F3, F11
transaction MPWR Common Stock Sale $81,686 -209 -0.25% $390.84 84,407 22 Sep 2022 JCM Management Trust F3, F12
transaction MPWR Common Stock Sale $218,249 -557 -0.66% $391.83 83,850 22 Sep 2022 JCM Management Trust F3, F13
transaction MPWR Common Stock Sale $189,344 -482 -0.57% $392.83 83,368 22 Sep 2022 JCM Management Trust F3, F14
transaction MPWR Common Stock Sale $18,115 -46 -0.06% $393.81 83,322 22 Sep 2022 JCM Management Trust F3, F15
transaction MPWR Common Stock Sale $5,951 -15 -0.02% $396.72 83,307 22 Sep 2022 JCM Management Trust F3
transaction MPWR Common Stock Sale $398 -1 -0% $398.13 83,306 22 Sep 2022 JCM Management Trust F3
transaction MPWR Common Stock Sale $136,034 -340 -0.41% $400.10 82,966 22 Sep 2022 JCM Management Trust F3, F16
transaction MPWR Common Stock Sale $11,235 -28 -0.03% $401.24 82,938 22 Sep 2022 JCM Management Trust F3
holding MPWR Common Stock 3,450 22 Sep 2022 by Moyer FamilyTrust
holding MPWR Common Stock 1,581 22 Sep 2022 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 76,925 shares were transferred as an irrevocable arms-length gift from the JCM Management Trust to The MF Community Impact, Inc. (the "Organization"). The reporting person does not have any direct or indirect ownership interest in the Organization, and does not have any direct or indirect management control over the Organization. No funds were exchanged and no sale of shares occurred in the transfer.
F2 96,000 shares were transferred as an irrevocable arms-length gift from the JCM Management Trust to JM Family, LP (the "LP"). The reporting person does not have any direct or indirect ownership interest in the LP, and does not have any direct or indirect management control over the LP. No funds were exchanged and no sale of shares occurred in the transfer.
F3 Shares sold pursuant to the reporting person's 10b5-1 plan.
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 $381.32 to $382.28. 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 $382.34 to $383.33. 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 $383.42 to $384.37. 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.
F7 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 $384.46 to $385.32. 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.
F8 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 $385.59 to $386.28. 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.
F9 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 $386.83 to $387.81. 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.
F10 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 $387.87 to $388.28. 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.
F11 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 $389.34 to $390.32. 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.
F12 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 $390.36 to $391.31. 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.
F13 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 $391.48 to $392.18. 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.
F14 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 $392.61 to $393.32. 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.
F15 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 $393.70 to $394.01. 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.
F16 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 $399.97 to $400.32. 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.