Form4insider filings, from the source

SEC Form 4 · accession 0001140361-18-009552

NATIONAL INSTRUMENTS CORP · NATI

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner
Period of report
Feb 20, 2018
Accepted (ET)
Feb 22, 2018 · 1:37 pm EST
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000935494

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockFeb 20, 2018S42,500$49.50D8,120,037D
Common StockF2Feb 21, 2018S300,000$50.50D7,820,037D
Common Stockholding———532,372IHeld by Truchard Foundation, Dr. Truchard is the president.

Table II — derivative securities

No Table II lines on this filing.

Explanation of responses