Form4insider filings, from the source

SEC Form 4 · accession 0001140361-18-015388

NATIONAL INSTRUMENTS CORP · NATI

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

Reporting owner
Period of report
Mar 26, 2018
Accepted (ET)
Mar 28, 2018 · 12:32 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000935494

Table I — non-derivative securities

SecurityDateCodeSharesPriceA/DOwned afterD/INature of ownership
Common StockF2Mar 26, 2018S92,500$50.77D7,157,537D
Common StockMar 27, 2018S35,000$50.82D7,122,537D
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