Tseng Saria
EVP & General Counsel
Tseng Saria has filed 17 SEC Form 4 filings (75 transaction rows) across 1 company, with disclosures dating back to 2025. 17 of those filings fall inside the rolling window. Most recent filing: Sep 2, 2026.
On the most recent filing, Tseng Saria is listed as EVP & General Counsel at MONOLITHIC POWER SYSTEMS INC. Inside the rolling window, Tseng Saria reported no open-market purchases and 13 open-market sales totaling $164.2M in MPWR. The largest disclosed transaction in the window is a sale of 22,875 MPWR shares on Feb 6, 2026, worth $26.8M.
Companies traded
Other insiders at MPWR
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$164.2M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| MPWR | EVP & General Counsel | Sale | 7,565 | $12.9M | May 29 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 5,000 | $7.9M | May 27 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 8,963 | $11.7M | Apr 10 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 7,636 | $8.9M | Apr 8 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 1,400 | $1.6M | Apr 3 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 25,674 | $25.9M | Apr 1 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 22,875 | $26.8M | Feb 10 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 20,000 | $18.1M | Nov 28 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 20,000 | $18.5M | Nov 28 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 1,300 | $1.4M | Oct 24 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 14,028 | $14.3M | Oct 17 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 2,812 | $2.9M | Oct 17 | SEC ↗ | |
| MPWR | EVP & General Counsel | Sale | 14,510 | $13.3M | Sep 23 | SEC ↗ |
Frequently asked questions
How many SEC Form 4 filings has Tseng Saria made?
Tseng Saria has filed 17 SEC Form 4 filings (75 transaction rows) across 1 company since 2025.
Which companies does Tseng Saria trade?
Tseng Saria has filed SEC Form 4 disclosures for 1 company, including MPWR.
When was Tseng Saria's most recent SEC Form 4 filing?
Tseng Saria's most recent SEC Form 4 filing on Tracefour is dated Sep 2, 2026.
What is Tseng Saria's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Tseng Saria is listed as EVP & General Counsel.
What is Tseng Saria's total buy and sell value in the current window?
Inside the rolling retention window, Tseng Saria bought $0 and sold $164.2M based on SEC Form 4 filings.
What was Tseng Saria's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 22,875 MPWR shares on 2026-02-06, worth $26.8M, per SEC Form 4 filings.