NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 388 filers reported holding NATIONAL INSTRS CORP in Q1 2023. The put-call ratio across all filers is 0.68 and the average weighting 0.5%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,683 | -40.4% | 45 | -50.0% | 0.00% | – |
| Q2 2023 | $4,504 | +134.5% | 90 | +100.0% | 0.00% | – |
| Q1 2023 | $1,921 | +38320.0% | 45 | -66.4% | 0.00% | – |
| Q4 2022 | $5 | -99.9% | 134 | -23.9% | 0.00% | – |
| Q3 2022 | $8,000 | +33.3% | 176 | +43.1% | 0.00% | – |
| Q2 2022 | $6,000 | -45.5% | 123 | -46.5% | 0.00% | – |
| Q1 2022 | $11,000 | +83.3% | 230 | +115.0% | 0.00% | – |
| Q4 2021 | $6,000 | -66.7% | 107 | -76.4% | 0.00% | – |
| Q3 2021 | $18,000 | +28.6% | 454 | +34.7% | 0.00% | – |
| Q2 2021 | $14,000 | -6.7% | 337 | 0.0% | 0.00% | – |
| Q1 2021 | $15,000 | +50.0% | 337 | +47.2% | 0.00% | – |
| Q4 2020 | $10,000 | +400.0% | 229 | +367.3% | 0.00% | – |
| Q3 2020 | $2,000 | -75.0% | 49 | -75.9% | 0.00% | -100.0% |
| Q2 2020 | $8,000 | -11.1% | 203 | -32.1% | 0.00% | 0.0% |
| Q1 2020 | $9,000 | -30.8% | 299 | 0.0% | 0.00% | 0.0% |
| Q4 2019 | $13,000 | +62.5% | 299 | +50.3% | 0.00% | 0.0% |
| Q3 2019 | $8,000 | +33.3% | 199 | +63.1% | 0.00% | 0.0% |
| Q1 2019 | $6,000 | -71.4% | 122 | -74.3% | 0.00% | 0.0% |
| Q4 2018 | $21,000 | +10.5% | 474 | +21.9% | 0.00% | 0.0% |
| Q3 2018 | $19,000 | +46.2% | 389 | +22.3% | 0.00% | 0.0% |
| Q2 2018 | $13,000 | -27.8% | 318 | -24.8% | 0.00% | 0.0% |
| Q1 2018 | $18,000 | 0.0% | 423 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $18,000 | +28.6% | 423 | +26.3% | 0.00% | 0.0% |
| Q3 2017 | $14,000 | +7.7% | 335 | +3.7% | 0.00% | 0.0% |
| Q2 2017 | $13,000 | +18.2% | 323 | 0.0% | 0.00% | – |
| Q1 2017 | $11,000 | +10.0% | 323 | 0.0% | 0.00% | – |
| Q4 2016 | $10,000 | 0.0% | 323 | -8.5% | 0.00% | -100.0% |
| Q3 2016 | $10,000 | +11.1% | 353 | +2.0% | 0.00% | 0.0% |
| Q2 2016 | $9,000 | +50.0% | 346 | +183.6% | 0.00% | 0.0% |
| Q1 2016 | $6,000 | -45.5% | 122 | -67.5% | 0.00% | 0.0% |
| Q4 2015 | $11,000 | – | 375 | – | 0.00% | – |
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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% |