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MONOLITHIC POWER SYSTEMS INC Director's Dealing 2024

Jan 9, 2024

30057_dirs_2024-01-09_45acd863-b558-413c-879a-d2fc69e5deb4.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MONOLITHIC POWER SYSTEMS INC (MPWR)
CIK: 0001280452
Period of Report: 2024-01-05

Reporting Person: Hsing Michael (N/A)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2024-01-05 Common Stock S 102 $568.36 Disposed 937670 Direct
2024-01-05 Common Stock S 614 $569.92 Disposed 937056 Direct
2024-01-05 Common Stock S 2051 $570.62 Disposed 935005 Direct
2024-01-05 Common Stock S 1141 $571.65 Disposed 933864 Direct
2024-01-05 Common Stock S 1522 $572.43 Disposed 932342 Direct
2024-01-05 Common Stock S 811 $573.52 Disposed 931531 Direct
2024-01-05 Common Stock S 1067 $574.49 Disposed 930464 Direct
2024-01-05 Common Stock S 546 $575.39 Disposed 929918 Direct
2024-01-05 Common Stock S 128 $576.81 Disposed 929790 Direct
2024-01-05 Common Stock S 18 $577.01 Disposed 929772 Direct

Holdings (Non-Derivative)

Security Shares Ownership
Common Stock 133040 Indirect
Common Stock 12825 Indirect

Footnotes

F1: 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 $568.35 to $568.36. 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.

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 $570.10 to $570.98. 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.

F3: 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 $571.02 to $571.96. 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.

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 $572.02 to $572.90. 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 $573.19 to $573.98. 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.

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 $574.05 to $574.98. 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.

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 $575.00 to $575.50. 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 $576.55 to $576.99. 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.