0001567619-21-004513.txt : 20210219 0001567619-21-004513.hdr.sgml : 20210219 20210219165229 ACCESSION NUMBER: 0001567619-21-004513 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210201 FILED AS OF DATE: 20210219 DATE AS OF CHANGE: 20210219 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: 21656714 MAIL ADDRESS: STREET 1: C/O NATIONAL INSTRUMENTS CORPORATION STREET 2: 11500 NORTH MOPAC CITY: AUSTIN STATE: TX ZIP: 78759 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NATIONAL INSTRUMENTS CORP 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 FORMER COMPANY: FORMER CONFORMED NAME: NATIONAL INSTRUMENTS CORP /DE/ DATE OF NAME CHANGE: 19950113 4 1 doc1.xml FORM 4 X0306 4 2021-02-01 0 0000935494 NATIONAL INSTRUMENTS CORP NATI 0001598818 Rust Scott Arthur C/O NATIONAL INSTRUMENTS CORPORATION 11500 NORTH MOPAC AUSTIN TX 78759 0 1 0 0 Senior Vice President Common Stock 2021-02-01 5 M 0 235 26.5880 A 58663 D Common Stock 2021-02-17 4 S 0 2325 45.7070 D 56338 D Common Stock 2021-02-19 4 G 0 388 0 D 55950 D Acquisition of stock under Issuer's employee stock purchase plan. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.6715 to $45.7700, inclusive. The reporting person undertakes to provide to National Instruments Corporation, any security holder of National Instruments Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4. R. Eddie Dixon, Jr. as attorney-in-fact for Scott Arthur Rust 2021-02-19