NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 238 filers reported holding NATIONAL INSTRS CORP in Q2 2017. The put-call ratio across all filers is 0.09 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2017 | $351,000 | +22.3% | 8,738 | -1.0% | 0.04% | +17.6% |
| Q1 2017 | $287,000 | +1.4% | 8,823 | -4.0% | 0.03% | -2.9% |
| Q4 2016 | $283,000 | +10.1% | 9,193 | +1.4% | 0.04% | +2.9% |
| Q3 2016 | $257,000 | +22.4% | 9,063 | +29.9% | 0.03% | +13.3% |
| Q1 2016 | $210,000 | +4.5% | 6,977 | -3.7% | 0.03% | -6.2% |
| Q3 2015 | $201,000 | -11.1% | 7,248 | -5.5% | 0.03% | -3.0% |
| Q2 2015 | $226,000 | -4.2% | 7,672 | +4.0% | 0.03% | -5.7% |
| Q1 2015 | $236,000 | +1.3% | 7,378 | -1.5% | 0.04% | +6.1% |
| Q4 2014 | $233,000 | +15.9% | 7,487 | +15.3% | 0.03% | +3.1% |
| Q3 2014 | $201,000 | – | 6,491 | – | 0.03% | – |
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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% |