SEC Form 4 · accession 0001140361-18-021499
NATIONAL INSTRUMENTS CORP · NATI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Scott Arthur Rust
Officer — Senior Vice President
Period of report
May 1, 2018
Accepted (ET)
May 3, 2018 · 3:20 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0000935494
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | May 1, 2018 | M | 216 | $34.7565 | A | 29,738 | D | |
| Common StockF2 | May 1, 2018 | M | 11,528 | — | A | 41,266 | D | |
| Common Stock | May 1, 2018 | F | 2,869 | $40.0676 | D | 38,397 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 391 | D | — | May 1, 2024 | Common Stock | 391 | 0 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 830 | D | — | May 1, 2026 | Common Stock | 830 | 1,659 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 775 | D | — | May 1, 2027 | Common Stock | 775 | 2,509 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 498 | D | — | May 1, 2028 | Common Stock | 498 | 2,135 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 553 | D | — | May 1, 2029 | Common Stock | 553 | 2,883 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 1,660 | D | — | May 1, 2030 | Common Stock | 1,660 | 10,340 | D |
| Restricted Stock UnitsF2,F3 | — | May 1, 2018 | M | 1,821 | D | — | May 1, 2031 | Common Stock | 1,821 | 11,679 | D |
| Restricted Stock UnitsF2,F4 | — | May 1, 2018 | M | 5,000 | D | — | May 1, 2032 | Common Stock | 5,000 | 15,000 | D |
Explanation of responses
- F1Acquisition of stock under Issuer's employee stock purchase plan.
- F2Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
- F3The restricted stock units vest and become exercisable based on time and performance milestones set by the Issuer.
- F4The restricted stock units vest in four equal annual installments on the anniversary of the vesting commencement date of May 1, 2017.