Theodore Blegen

EVP and CFO · Monolithic Power Systems

Theodore Blegen (EVP and CFO) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Monolithic Power Systems, Inc. (MPWR). The largest single filing was $25.4M of MPWR (21,725 sh × $1,171.16, as filed), executed Feb 6. Data as of Nov 8 2026.

Add to watchlist

Return, ttmiAverage return per filing, trailing twelve months

–

no purchases on file

Delay-adjustediThe same average, entered at disclosure dates

–

returns measure stock purchases only

Filings, ttm

0 buys · 4 sells

Median delay

–

measured on stock purchases

Volume, ttmiDollar value disclosed in the trailing twelve months

$33.1M

shares × price, as filed

Last traded

Feb 6

Filed Feb 10

Median ADV $1.2B across their filed names

Open performance→

Volume by month

Buys $0 Sells $48.8M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Technology 4 filings

Sector per market data · by filing · past 12 months

Most traded names

MPWR Monolithic Power Systems, Inc. MPWR · 0 buys · 12 sells 12 filings

Recent filings

MPWRSALE Monolithic Power Systems, Inc. View filing → $25.4M
21,725 sh × $1,171.16
Exec Feb 6
Filed Feb 10 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.9M
2,600 sh across 11 lots
Exec Feb 2
Filed Feb 4 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.3M
2,486 sh across 7 lots
Exec Jan 2
Filed Jan 6 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.3M
2,584 sh across 3 lots
Exec Dec 1 2025
Filed Dec 2 2025 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.7M
2,607 sh across 13 lots
Exec Nov 3 2025
Filed Nov 4 2025 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.5M
2,749 sh across 8 lots
Exec Oct 1 2025
Filed Oct 1 2025 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.0M
2,400 sh across 8 lots
Exec Sep 2 2025
Filed Sep 3 2025 · 5:30 PM ET MPWRSALE Monolithic Power Systems, Inc. View filing → $2.2M
3,000 sh × $750.00
Exec Aug 1 2025
Filed Aug 4 2025 · 5:30 PM ET More filings →