NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 317 filers reported holding NATIONAL INSTRS CORP in Q1 2022. The put-call ratio across all filers is 1.46 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2022 | $13,000 | -27.8% | 418 | -7.7% | 0.00% | – |
| Q1 2022 | $18,000 | +800.0% | 453 | +754.7% | 0.00% | – |
| Q4 2021 | $2,000 | -66.7% | 53 | -62.1% | 0.00% | – |
| Q2 2021 | $6,000 | 0.0% | 140 | 0.0% | 0.00% | – |
| Q1 2021 | $6,000 | 0.0% | 140 | 0.0% | 0.00% | – |
| Q4 2020 | $6,000 | +20.0% | 140 | 0.0% | 0.00% | – |
| Q3 2020 | $5,000 | +400.0% | 140 | +566.7% | 0.00% | – |
| Q2 2020 | $1,000 | -85.7% | 21 | -90.5% | 0.00% | – |
| Q1 2020 | $7,000 | +133.3% | 221 | +268.3% | 0.00% | – |
| Q4 2019 | $3,000 | 0.0% | 60 | 0.0% | 0.00% | – |
| Q3 2019 | $3,000 | -40.0% | 60 | -45.5% | 0.00% | – |
| Q1 2019 | $5,000 | 0.0% | 110 | 0.0% | 0.00% | – |
| Q4 2018 | $5,000 | 0.0% | 110 | 0.0% | 0.00% | – |
| Q3 2018 | $5,000 | 0.0% | 110 | 0.0% | 0.00% | – |
| Q2 2018 | $5,000 | -28.6% | 110 | -14.1% | 0.00% | – |
| Q1 2018 | $7,000 | +40.0% | 128 | +16.4% | 0.00% | – |
| Q4 2017 | $5,000 | 0.0% | 110 | 0.0% | 0.00% | – |
| Q3 2017 | $5,000 | +25.0% | 110 | 0.0% | 0.00% | – |
| Q2 2017 | $4,000 | -50.0% | 110 | -58.2% | 0.00% | – |
| Q4 2016 | $8,000 | +100.0% | 263 | +83.9% | 0.00% | – |
| Q2 2016 | $4,000 | 0.0% | 143 | 0.0% | 0.00% | – |
| Q1 2016 | $4,000 | – | 143 | +1330.0% | 0.00% | – |
| Q3 2014 | $0 | -100.0% | 10 | -93.3% | 0.00% | – |
| Q4 2013 | $5,000 | – | 150 | – | 0.00% | – |
Download | ||||||
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% |