4//SEC Filing
Hsing Michael 4
Accession 0001214659-25-016419
CIK 0001280452other
Filed
Nov 12, 7:00 PM ET
Accepted
Nov 13, 4:14 PM ET
Size
37.6 KB
Accession
0001214659-25-016419
Insider Transaction Report
Form 4
Hsing Michael
DirectorCEO
Transactions
- Sale
Common Stock
2025-11-11$959.45/sh−4,010$3,847,395→ 970,829 total - Sale
Common Stock
2025-11-11$967.15/sh−154$148,941→ 955,669 total - Sale
Common Stock
2025-11-11$953.69/sh−2,927$2,791,451→ 991,146 total - Sale
Common Stock
2025-11-11$957.71/sh−1,020$976,864→ 977,339 total - Sale
Common Stock
2025-11-11$951.69/sh−80$76,135→ 995,589 total - Sale
Common Stock
2025-11-11$954.61/sh−7,934$7,573,876→ 983,212 total - Sale
Common Stock
2025-11-11$955.46/sh−4,056$3,875,346→ 979,156 total - Sale
Common Stock
2025-11-11$958.59/sh−2,500$2,396,475→ 974,839 total - Sale
Common Stock
2025-11-11$952.62/sh−1,516$1,444,172→ 994,073 total - Sale
Common Stock
2025-11-11$962.57/sh−4,172$4,015,842→ 960,023 total - Sale
Common Stock
2025-11-11$963.41/sh−1,894$1,824,699→ 958,129 total - Sale
Common Stock
2025-11-11$965.44/sh−321$309,906→ 957,069 total - Sale
Common Stock
2025-11-11$966.30/sh−1,246$1,204,010→ 955,823 total - Sale
Common Stock
2025-11-11$956.50/sh−797$762,331→ 978,359 total - Sale
Common Stock
2025-11-11$960.45/sh−2,734$2,625,870→ 968,095 total - Sale
Common Stock
2025-11-11$961.47/sh−3,900$3,749,733→ 964,195 total - Sale
Common Stock
2025-11-11$964.38/sh−739$712,677→ 957,390 total
Holdings
- 133,040(indirect: By Trust)
Common Stock
- 12,825(indirect: By Trust)
Common Stock
Footnotes (16)
- [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 $952.05 to $952.98. 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.
- [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 $961.00 to $961.95. 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 $962.00 to $962.97. 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 $963.08 to $963.99. 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.
- [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 $964.00 to $964.77. 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 $965.36 to $965.63. 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 $966.06 to $966.80. 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 $967.14 to $967.17. 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 $953.14 to $953.99. 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.
- [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 $954.00 to $954.98. 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.
- [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 $955.13 to $955.93. 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 $956.00 to $956.98. 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 $957.00 to $957.99. 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.
- [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 $958.13 to $958.99. 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.
- [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 $959.00 to $959.95. 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 $960.00 to $960.99. 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.
Documents
Issuer
MONOLITHIC POWER SYSTEMS INC
CIK 0001280452
Entity typeother
Related Parties
1- filerCIK 0001308676
Filing Metadata
- Form type
- 4
- Filed
- Nov 12, 7:00 PM ET
- Accepted
- Nov 13, 4:14 PM ET
- Size
- 37.6 KB