NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 252 filers reported holding NATIONAL INSTRS CORP in Q4 2016. The put-call ratio across all filers is 0.15 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $486,000 | -37.2% | 13,600 | -32.0% | 0.10% | -36.0% |
| Q2 2020 | $774,000 | -4.4% | 20,000 | -18.4% | 0.15% | -14.8% |
| Q1 2020 | $810,000 | -21.9% | 24,500 | 0.0% | 0.18% | +19.7% |
| Q4 2019 | $1,037,000 | +0.8% | 24,500 | 0.0% | 0.15% | +2.1% |
| Q3 2019 | $1,029,000 | 0.0% | 24,500 | 0.0% | 0.14% | -6.5% |
| Q2 2019 | $1,029,000 | -5.3% | 24,500 | 0.0% | 0.15% | -11.5% |
| Q1 2019 | $1,087,000 | -2.2% | 24,500 | 0.0% | 0.17% | -6.5% |
| Q4 2018 | $1,112,000 | -17.3% | 24,500 | -11.9% | 0.19% | -5.6% |
| Q3 2018 | $1,344,000 | +2.3% | 27,800 | -11.2% | 0.20% | -0.5% |
| Q2 2018 | $1,314,000 | -17.0% | 31,300 | 0.0% | 0.20% | -22.0% |
| Q1 2018 | $1,583,000 | +21.5% | 31,300 | 0.0% | 0.25% | +25.7% |
| Q4 2017 | $1,303,000 | -43.2% | 31,300 | -55.5% | 0.20% | -40.1% |
| Q1 2017 | $2,292,000 | -9.8% | 70,400 | -14.6% | 0.34% | -23.6% |
| Q4 2016 | $2,540,000 | +108.9% | 82,400 | +92.5% | 0.44% | +138.4% |
| Q3 2016 | $1,216,000 | – | 42,800 | – | 0.18% | – |
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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% |