0001140361-15-016162.txt : 20150422 0001140361-15-016162.hdr.sgml : 20150422 20150422203647 ACCESSION NUMBER: 0001140361-15-016162 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150421 FILED AS OF DATE: 20150422 DATE AS OF CHANGE: 20150422 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: Rust Scott Arthur CENTRAL INDEX KEY: 0001598818 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-25426 FILM NUMBER: 15786703 MAIL ADDRESS: STREET 1: C/O NATIONAL INSTRUMENTS CORPORATION STREET 2: 11500 NORTH MOPAC CITY: AUSTIN STATE: TX ZIP: 78759 4 1 doc1.xml FORM 4 X0306 4 2015-04-21 0 0000935494 NATIONAL INSTRUMENTS CORP /DE/ NATI 0001598818 Rust Scott Arthur C/O NATIONAL INSTRUMENTS CORPORATION 11500 NORTH MOPAC AUSTIN TX 78759 0 1 0 0 Senior VP, Global R&D Restricted Stock Units 2015-04-21 4 A 0 15000 0 A 2030-05-01 Common Stock 15000 15000 D Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. The restricted stock units vest and become exercisable based on time and performance milestones set by the Issuer. David G. Hugley as attorney-in-fact for Scott A. Rust 2015-04-22