Saria Tseng sold $18.5M of Monolithic Power Systems (MPWR)

Executed Nov 26 2025, disclosed Nov 28 2025, 2 days later.

Value, as filed

$18.5M

20,000 sh across 9 lots

Executed

Nov 26 2025

the trade date, as filed

Disclosed

Nov 28 2025

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

ST Saria Tseng EVP & General Counsel profile →

Saria Tseng (EVP & General Counsel) filed 12 Form 4 reports in the trailing twelve months (0 purchases, 12 sales, 1 filed past the two-business-day deadline), most often in Monolithic Power Systems, Inc. (MPWR). The largest single filing was $26.8M of MPWR (22,875 sh × $1,171.16, as filed), executed Feb 6.

The name

MPWR Monolithic Power Systems, Inc. MPWR · Technology · 80 filings in 24 months ticker →

Technology · Monolithic Power Systems, Inc. provides semiconductor-based power electronics solutions in China, Taiwan, South Korea, Southeast Asia, Euro…

More Technology filings→ Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Saria Tseng in MPWR

MPWRSALE Monolithic Power Systems, Inc. $12.9M
7,565 sh × $1,700.00
Exec May 27
Filed May 29 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $7.9M
5,000 sh × $1,586.43
Exec May 22
Filed May 27 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $11.7M
8,963 sh across 10 lots
Exec Apr 8
Filed Apr 10 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $8.9M
7,636 sh across 8 lots
Exec Apr 6
Filed Apr 8 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $1.6M
1,400 sh across 5 lots
Exec Apr 1
Filed Apr 3 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $25.9M
25,594 sh across 7 lots
Exec Mar 30
Filed Apr 1 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $26.8M
22,875 sh × $1,171.16
Exec Feb 6
Filed Feb 10 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. $18.1M
20,000 sh across 19 lots
Exec Nov 25 2025
Filed Nov 28 2025 · 5:30 PM ET