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4//SEC Filing

Ueunten Paul 4

Accession 0001280452-12-000079

CIK 0001280452other

View on SEC.gov Company Profile

Filed

Feb 26, 7:00 PM ET

Accepted

Feb 27, 6:09 PM ET

Size

15.6 KB

Accession

0001280452-12-000079

Insider Transaction Report

Form 4

Period: 2012-02-24

MONOLITHIC POWER SYSTEMS INCMPWR

Sr. V.P. Design Engineering

Transactions

Exercise/Conversion
Common Stock
2012-02-24$9.32/sh+30,000$279,600→ 174,208 total
Sale
Common Stock
2012-02-24$19.00/sh−19,238$365,522→ 144,208 total
Exercise/Conversion
Incentive Stock Option (right to buy)
2012-02-24−19,238→ 0 total
Exercise: $9.32From: 2006-06-15Exp: 2015-06-15→ Common Stock (19,238 underlying)
Sale
Common Stock
2012-02-24$19.00/sh−30,000$570,000→ 144,208 total
Exercise/Conversion
Common Stock
2012-02-24$9.32/sh+19,238$179,298→ 163,446 total
Exercise/Conversion
Non-Qualified Stock Option (right to buy)
2012-02-24−30,000→ 762 total
Exercise: $9.32From: 2006-06-15Exp: 2015-06-15→ Common Stock (30,000 underlying)

Holdings

Common Stock
(indirect: By Trust)
113,900
Common Stock
(indirect: By Trust)
26,000
Common Stock
(indirect: By Trust)
153,556
Common Stock
(indirect: By Trust)
26,000

Footnotes (1)

[F1]In accordance with the reporting person's 10b5-1 trading plan.

Documents

1 file

4
edgardoc.xmlPrimary
PRIMARY DOCUMENT

Issuer

MONOLITHIC POWER SYSTEMS INC

CIK 0001280452

Entity typeother

Related Parties

1

filerCIK 0001417123

Filing Metadata

Form type: 4
Filed: Feb 26, 7:00 PM ET
Accepted: Feb 27, 6:09 PM ET
Size: 15.6 KB

View on SEC.gov