Tseng Saria 4
4 · MONOLITHIC POWER SYSTEMS INC · Filed Nov 28, 2025
Insider Transaction Report
Form 4
Tseng Saria
EVP & General Counsel
Transactions
- Sale
Common Stock
2025-11-26$922.78/sh−240$221,467→ 187,091 total - Sale
Common Stock
2025-11-26$923.54/sh−1,200$1,108,248→ 185,891 total - Sale
Common Stock
2025-11-26$924.32/sh−1,327$1,226,573→ 184,564 total - Sale
Common Stock
2025-11-26$925.55/sh−1,126$1,042,169→ 183,438 total - Sale
Common Stock
2025-11-26$926.02/sh−10,360$9,593,567→ 173,078 total - Sale
Common Stock
2025-11-26$927.41/sh−1,845$1,711,071→ 171,233 total - Sale
Common Stock
2025-11-26$928.60/sh−984$913,742→ 170,249 total - Sale
Common Stock
2025-11-26$929.29/sh−2,238$2,079,751→ 168,011 total - Sale
Common Stock
2025-11-26$930.48/sh−680$632,726→ 167,331 total
Footnotes (9)
- [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 $922.42 to $922.94. 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 $923.11 to $923.98. 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 $924.00 to $924.83. 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 $925.18 to $925.82. 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 $926.00 to $926.63. 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.
- [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 $927.01 to $927.86. 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 $928.40 to $928.98. 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.
- [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 $929.00 to $929.72. 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 $930.01 to $930.98. 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.