NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 324 filers reported holding NATIONAL INSTRS CORP in Q4 2021. The put-call ratio across all filers is 0.48 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $261,000 | -22.6% | 4,500 | -50.2% | 0.35% | +356.6% |
| Q2 2022 | $337,000 | -59.7% | 9,040 | -53.8% | 0.08% | -48.3% |
| Q4 2021 | $836,000 | +172.3% | 19,583 | +171.5% | 0.15% | +129.7% |
| Q2 2021 | $307,000 | +44.1% | 7,212 | +24.3% | 0.06% | +20.8% |
| Q2 2020 | $213,000 | -66.6% | 5,800 | -61.7% | 0.05% | -68.6% |
| Q4 2019 | $637,000 | +81.5% | 15,132 | +76.0% | 0.17% | +45.7% |
| Q3 2019 | $351,000 | – | 8,600 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Ergoteles LLC | 163,094 | $9,723,664 | 14.25% |
| Kellner Capital, LLC | 171,949 | $10,252 | 12.06% |
| HARVEST MANAGEMENT LLC | 300,900 | $17,939,658 | 9.33% |
| Vazirani Asset Management LLC | 95,000 | $5,663,900 | 8.66% |
| TIG Advisors, LLC | 3,039,369 | $181,207,180 | 8.16% |
| KRYGER CAPITAL Ltd | 987,651 | $58,883,753 | 6.80% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 2,109,200 | $125,750,504 | 6.59% |
| NEXPOINT ASSET MANAGEMENT, L.P. | 782,049 | $46,625,761 | 6.37% |
| GLAZER CAPITAL, LLC | 1,614,638 | $96,265 | 6.27% |
| UBS OCONNOR LLC | 4,043,391 | $241,066,971 | 6.07% |