0001140361-11-059327.txt : 20111230 0001140361-11-059327.hdr.sgml : 20111230 20111230174609 ACCESSION NUMBER: 0001140361-11-059327 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110622 FILED AS OF DATE: 20111230 DATE AS OF CHANGE: 20111230 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NATIONAL INSTRUMENTS CORP /DE/ CENTRAL INDEX KEY: 0000935494 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-PREPACKAGED SOFTWARE [7372] IRS NUMBER: 741871327 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 11500 NORTH MOPAC EXPRESSWAY CITY: AUSTIN STATE: TX ZIP: 78759 BUSINESS PHONE: 5123389119 MAIL ADDRESS: STREET 1: 11500 NORTH MOPAC EXPRESSWAY CITY: AUSTIN STATE: TX ZIP: 78759 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CARLTON DONALD M CENTRAL INDEX KEY: 0001092457 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-25426 FILM NUMBER: 111289576 MAIL ADDRESS: STREET 1: AMERICAN ELECTRIC POWER STREET 2: 1 RIVERSIDE PLAZA, 29TH FLOOR CITY: COLUMBUS STATE: OH ZIP: 43215 4 1 doc1.xml FORM 4 X0304 4 2011-06-22 0 0000935494 NATIONAL INSTRUMENTS CORP /DE/ NATI 0001092457 CARLTON DONALD M C/O NATIONAL INSTRUMENTS CORP 11500 N. MOPAC, BLDG B AUSTIN TX 78759 1 0 0 0 Common Stock 2011-06-22 5 G 0 1000 0 D 29725 D David G. Hugley as attorney-in-fact for Donald M. Carlton 2011-12-30