SC 13G/A | SEC Filings Hub

Filing metadata

Accession number: 0000080255-11-000158
Form type: SC 13G
Filer: NATIONAL INSTRUMENTS CORP /DE/
CIK: CIK 935494
Filed: Feb 10, 2011
Reporting period: Dec 31, 2010
Description: Passive 5%+ stake

Documents

0000080255-11-000158-index.htm

Complete submission

0000080255-11-000158.txt

directory listing

Filed by

NATIONAL INSTRUMENTS CORP /DE/