Moyer James C Form 4 MONOLITHIC POWER SYSTEMS / James C Moyer ownership change

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Moyer James C

(Last) (First) (Middle)

5808 LAKE WASHINGTON BLVD NE

(Street)

KIRKLAND WA 98033

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MONOLITHIC POWER SYSTEMS INC [ MPWR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
	Officer (give title below)	Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/22/2022

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/18/2022		G		76,925(1)	D	$0.00	188,738	I	JCM Management Trust
Common Stock	08/25/2022		G		96,000(2)	D	$0.00	92,738	I	JCM Management Trust
Common Stock	09/22/2022		S		926(3)	D	$381.89(4)	91,812	I	JCM Management Trust
Common Stock	09/22/2022		S		1,862(3)	D	$382.85(5)	89,950	I	JCM Management Trust
Common Stock	09/22/2022		S		2,072(3)	D	$384.01(6)	87,878	I	JCM Management Trust
Common Stock	09/22/2022		S		1,748(3)	D	$384.76(7)	86,130	I	JCM Management Trust
Common Stock	09/22/2022		S		880(3)	D	$385.87(8)	85,250	I	JCM Management Trust
Common Stock	09/22/2022		S		203(3)	D	$387.54(9)	85,047	I	JCM Management Trust
Common Stock	09/22/2022		S		155(3)	D	$388.13(10)	84,892	I	JCM Management Trust
Common Stock	09/22/2022		S		276(3)	D	$389.72(11)	84,616	I	JCM Management Trust
Common Stock	09/22/2022		S		209(3)	D	$390.84(12)	84,407	I	JCM Management Trust
Common Stock	09/22/2022		S		557(3)	D	$391.83(13)	83,850	I	JCM Management Trust
Common Stock	09/22/2022		S		482(3)	D	$392.83(14)	83,368	I	JCM Management Trust
Common Stock	09/22/2022		S		46(3)	D	$393.81(15)	83,322	I	JCM Management Trust
Common Stock	09/22/2022		S		15(3)	D	$396.72	83,307	I	JCM Management Trust
Common Stock	09/22/2022		S		1(3)	D	$398.13	83,306	I	JCM Management Trust
Common Stock	09/22/2022		S		340(3)	D	$400.1(16)	82,966	I	JCM Management Trust
Common Stock	09/22/2022		S		28(3)	D	$401.24	82,938	I	JCM Management Trust
Common Stock								3,450	I	by Moyer FamilyTrust
Common Stock								1,581	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. 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.

3. Shares sold pursuant to the reporting person's 10b5-1 plan.

4. 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.

5. 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.

6. 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.

7. 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.

8. 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.

9. 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.

10. 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.

11. 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.

12. 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.

13. 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.

14. 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.

15. 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.

16. 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.

Remarks:

	/s/ Saria Tseng, attorney-in-fact for Mr. James C. Moyer	09/26/2022
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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