NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 301 filers reported holding NATIONAL INSTRS CORP in Q1 2018. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $218,000 | -30.1% | 5,200 | -15.7% | 0.00% | 0.0% |
| Q1 2018 | $312,000 | -52.9% | 6,167 | -62.6% | 0.00% | -66.7% |
| Q2 2017 | $662,000 | +137.3% | 16,477 | +92.0% | 0.00% | +50.0% |
| Q1 2017 | $279,000 | -2.8% | 8,581 | -15.2% | 0.00% | 0.0% |
| Q3 2016 | $287,000 | -46.3% | 10,121 | -48.1% | 0.00% | -50.0% |
| Q2 2016 | $534,000 | +163.1% | 19,503 | +167.2% | 0.00% | +300.0% |
| Q3 2015 | $203,000 | -38.3% | 7,300 | -28.0% | 0.00% | -66.7% |
| Q2 2014 | $329,000 | – | 10,145 | – | 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% |