NATIONAL INSTRUMENTS CORP — DEFA14A

NATIONAL INSTRUMENTS CORP of AUSTIN, TX filed a DEFA14A with the SEC on 2023-04-12. Industry: Services-Prepackaged Software.

Filing

Documents (3)

SeqTypeDescription
1DEFA14ADEFA14A
2EX-2.1EXHIBIT 2.1
3EX-4.1EXHIBIT 4.1

Filing timeline for this registrant (57)

Showing 12 of 57 filings.

FiledForm
2023-06-22DEFA14A
2023-06-20DEFA14A
2023-05-25DEFM14A
2023-05-11PREM14A
2023-04-20DEFA14A
2023-04-18DEFA14A
2023-04-14DEFA14A
2023-04-14DEFA14A
2023-04-12DEFA14A
2023-04-12DEFA14A
2023-04-12DEFA14A
2023-03-27DEFA14A

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