0001567619-21-009079.txt : 20210505 0001567619-21-009079.hdr.sgml : 20210505 20210505140938 ACCESSION NUMBER: 0001567619-21-009079 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210503 FILED AS OF DATE: 20210505 DATE AS OF CHANGE: 20210505 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: 21892573 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 2021-05-03 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 2021-05-03 5 M 0 147 35.19 A 56097 D Common Stock 2021-05-03 4 M 0 9708 A 65805 D Common Stock 2021-05-03 4 F 0 4895 41.41 D 60910 D Restricted Stock Units 2021-05-03 4 M 0 58 0 D 2026-05-01 Common Stock 58 0 D Restricted Stock Units 2021-05-03 4 M 0 700 0 D 2027-05-01 Common Stock 700 315 D Restricted Stock Units 2021-05-03 4 M 0 450 0 D 2028-05-01 Common Stock 450 725 D Restricted Stock Units 2021-05-03 4 M 0 500 0 D 2029-05-01 Common Stock 500 1316 D Restricted Stock Units 2021-05-03 4 M 0 1500 0 D 2030-05-01 Common Stock 1500 5639 D Restricted Stock Units 2021-05-03 4 M 0 1500 0 D 2031-05-01 Common Stock 1500 6776 D Restricted Stock Units 2021-05-03 4 M 0 5000 0 D 2032-05-01 Common Stock 5000 0 D Acquisition of stock under Issuer's employee stock purchase plan. 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. The restricted stock units vest in four equal annual installments on the anniversary of the vesting commencement date of May 1, 2017. R. Eddie Dixon, Jr. as attorney-in-fact for Scott Arthur Rust 2021-05-05