NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 300 filers reported holding NATIONAL INSTRS CORP in Q3 2019. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $376,000 | 0.0% | 8,944 | 0.0% | 0.01% | 0.0% |
| Q2 2019 | $376,000 | -5.3% | 8,944 | 0.0% | 0.01% | -12.5% |
| Q1 2019 | $397,000 | -2.2% | 8,944 | 0.0% | 0.01% | -11.1% |
| Q4 2018 | $406,000 | 0.0% | 8,944 | +6.5% | 0.01% | +12.5% |
| Q3 2018 | $406,000 | +42.0% | 8,400 | +23.5% | 0.01% | +33.3% |
| Q2 2018 | $286,000 | -68.2% | 6,800 | -64.1% | 0.01% | -40.0% |
| Q1 2018 | $898,000 | +219.6% | 18,960 | +180.8% | 0.01% | +66.7% |
| Q4 2017 | $281,000 | +20.6% | 6,752 | +22.3% | 0.01% | +20.0% |
| Q3 2017 | $233,000 | +23.3% | 5,520 | +17.3% | 0.01% | 0.0% |
| Q2 2017 | $189,000 | +119.8% | 4,704 | +78.2% | 0.01% | +150.0% |
| Q1 2017 | $86,000 | +2.4% | 2,640 | -2.9% | 0.00% | 0.0% |
| Q4 2016 | $84,000 | – | 2,720 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| TIG Advisors, LLC | 4,755,304 | $272,954,450 | 15.27% |
| HARVEST MANAGEMENT LLC | 264,400 | $15,176,560 | 13.09% |
| PSquared Asset Management AG | 1,909,700 | $109,616,780 | 12.87% |
| Vazirani Asset Management LLC | 100,000 | $5,740,000 | 9.68% |
| Kellner Capital, LLC | 118,098 | $6,779 | 7.79% |
| BCK CAPITAL MANAGEMENT LP | 131,442 | $7,544,771 | 5.76% |
| KRYGER CAPITAL Ltd | 892,222 | $51,213,543 | 5.24% |
| WATER ISLAND CAPITAL LLC | 959,494 | $55,075 | 5.15% |
| Kopion Asset Management, LLC | 90,819 | $5,213 | 4.42% |
| CARLSON CAPITAL L P | 855,000 | $49,077,000 | 4.20% |