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Filing metadata

Accession number: 0001140361-11-018303
Form type: Form 4
Filer: NATIONAL INSTRUMENTS CORP /DE/
CIK: CIK 935494
Filed: Mar 23, 2011
Reporting period: Mar 21, 2011
Description: Insider transaction

Documents

0001140361-11-018303-index.htm

Complete submission

0001140361-11-018303.txt

directory listing

Filed by

NATIONAL INSTRUMENTS CORP /DE/