$ SEC Filings

Filing Filed On
FORM 4 30 Apr 2010
FORM 4 28 Apr 2010
FORM 4 28 Apr 2010
NATIONAL INSTRUMENTS FORM 8-K 27 Apr 2010
FORM 4 26 Apr 2010
FORM 4 26 Apr 2010
FORM 4 20 Apr 2010
FORM 4 20 Apr 2010
FORM 4 16 Apr 2010
FORM 4 13 Apr 2010
FORM 4 13 Apr 2010
FORM 4 08 Apr 2010
FORM 4 07 Apr 2010
FORM 4 05 Apr 2010
FORM 4 05 Apr 2010
DEFINITIVE PROXY STATEMENT 01 Apr 2010
FORM 4 01 Apr 2010
NOTICE OF AVAILABILITY 01 Apr 2010
FORM 4 31 Mar 2010
FORM 4 30 Mar 2010