0001140361-13-041172.txt : 20131107 0001140361-13-041172.hdr.sgml : 20131107 20131107182047 ACCESSION NUMBER: 0001140361-13-041172 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20131105 FILED AS OF DATE: 20131107 DATE AS OF CHANGE: 20131107 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: 131202072 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 X0306 4 2013-11-05 0 0000935494 NATIONAL INSTRUMENTS CORP /DE/ NATI 0001092457 CARLTON DONALD M C/O NATIONAL INSTRUMENTS CORPORATION 11500 NORTH MOPAC EXPRESSWAY AUSTIN TX 78759 1 0 0 0 Common Stock 2013-11-05 4 M 0 15000 20.3400 A 54827 D Common Stock 2013-11-05 4 S 0 15000 32.0116 D 39827 D Stock Option (right to buy) 20.3400 2013-11-05 4 M 0 15000 0 D 2014-05-11 Common Stock 15000 0 D Options vested and became exercisable based on time and performance milestones set by the Issuer. This option was previously reported as covering 10,000 shares at an exercise price of $30.51. On February 20, 2004, the common stock of National Instruments Corporation split 3-for-2, resulting in the reporting person's ownership of 5,000 additional shares. On February 22, 2011, the common stock of National Instruments Corporation split 3-for-2, resulting in the reporting person's ownership of 5,000 additional shares. David G. Hugley as attorney-in-fact for Donald M. Carlton 2013-11-07