0001140361-11-033820.txt : 20110622
0001140361-11-033820.hdr.sgml : 20110622
20110622154723
ACCESSION NUMBER: 0001140361-11-033820
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110614
FILED AS OF DATE: 20110622
DATE AS OF CHANGE: 20110622
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: 11925632
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
X0303
4
2011-06-14
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
Restricted Stock Units
2011-06-14
4
A
0
4332
0
A
2026-05-01
Common Stock
4332
4332
D
Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
The restricted stock units vest in three equal annual installments on the anniversary of the vesting commencement date, May 1, 2011.
David G. Hugley as attorney-in-fact for Donald M. Carlton
2011-06-22