rotation.to
Following this device: dark.
Free account
rotation.to
Sign in / Request free access
Appearance
Following this device: dark.
Drag a card by its title · ⚙ to size, swap or remove

Who

Eugen J. Elmiger

Director

Company insider

Files Form 4 as: Director, Monolithic Power Systems.

Every Form 4 they filed

In numbers

Trades disclosed
39
Buys
0
Sells
2
Bought
$0
Sold
$41.4M
Companies
1
Companies where not an officer
1
First trade
23 Oct 2012
Last trade
6 May 2026
Last filed
8 May 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
MPWR Monolithic Power SystemsDirector · Semiconductors · last 6 May 20260 buys · 2 sells

Activity over time

1 Aug 2025 – 1 Oct 2026
10Aug 25Dec 25Mar 26Jul 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$499K320 at $1,559.88filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.3M814 at $1,566.36filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.7M1,078 at $1,571.58filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.3M834 at $1,575.57filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$3.0M1,879 at $1,581.81filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$4.1M2,587 at $1,586.81filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$2.2M1,355 at $1,591.38filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$4.2M2,619 at $1,596.42filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$499K320 at $1,559.88filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.3M814 at $1,566.36filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.7M1,078 at $1,571.58filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$1.3M834 at $1,575.57filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$3.0M1,879 at $1,581.81filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$4.1M2,587 at $1,586.81filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$2.2M1,355 at $1,591.38filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$4.2M2,619 at $1,596.42filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$822K514 at $1,600.14filing
6 May 2026filed 8 May 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Sold$822K514 at $1,600.14filing
3 Feb 2026filed 5 Feb 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Code A—189 at $0.00filing
3 Feb 2026filed 5 Feb 2026MPWR Monolithic Power SystemsSemiconductorsSEC FORM 4 Code A—189 at $0.00filing

Sectors

Technology2

Buys in green, sells in red, by the company’s sector.

Related people

Michael HsingCEO · CEO at Monolithic Power Systems, filing Form 4 there in the last year
Saria TsengEVP & General Counsel · EVP & General Counsel at Monolithic Power Systems, filing Form 4 there in the last year
Robert W. Dean IIInterim CFO · Interim CFO at Monolithic Power Systems, filing Form 4 there in the last year
Kuo Wei Herbert ChangDirector · Director at Monolithic Power Systems, filing Form 4 there in the last year
Maurice SciammasEVP, WW Sales & Marketing · EVP, WW Sales & Marketing at Monolithic Power Systems, filing Form 4 there in the last year
Ro KhannaRepresentative, CA-17 · Also traded MPWR in the last 90 days