| Filed On | Filing |
|---|---|
| 22 Jun 2023 | DEFA14A |
| 20 Jun 2023 | DEFA14A |
| 20 Apr 2023 | DEFA14A |
| 18 Apr 2023 | DEFA14A |
| 14 Apr 2023 | DEFA14A |
| 14 Apr 2023 | DEFA14A |
| 12 Apr 2023 | DEFA14A |
| 12 Apr 2023 | DEFA14A |
| 12 Apr 2023 | DEFA 14A |
| 27 Mar 2023 | DEFA14A |
| 29 Apr 2022 | DEFA14A |
| 28 Mar 2022 | DEFA14A |
| 29 Mar 2021 | DEFA14A |
| 24 Mar 2020 | DEFA14A |
| 01 Apr 2019 | DEFA14A |
| 30 Apr 2018 | NATIONAL INSTRUMENTS CORPORATION - PRESENTATION MATERIALS |
| 30 Apr 2018 | NATIONAL INSTRUMENTS CORPORATION - PRESENTATION MATERIALS |
| 29 Mar 2018 | DEFA14A |
| 30 Mar 2017 | DEFA14A |
| 31 Mar 2016 | DEFA14A |
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