NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 235 filers reported holding NATIONAL INSTRS CORP in Q3 2016. The put-call ratio across all filers is 0.19 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 ↓ |
|---|---|---|---|
| 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% |