NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 296 filers reported holding NATIONAL INSTRS CORP in Q4 2020. The put-call ratio across all filers is 0.24 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $410,000 | -16.0% | 11,490 | -8.8% | 0.04% | -15.1% |
| Q2 2020 | $488,000 | -28.9% | 12,596 | -17.3% | 0.05% | -13.1% |
| Q1 2020 | $686,000 | +8.7% | 15,226 | +2.2% | 0.06% | +8.9% |
| Q4 2019 | $631,000 | -9.2% | 14,898 | -10.0% | 0.06% | -6.7% |
| Q3 2019 | $695,000 | -7.2% | 16,551 | -7.2% | 0.06% | -4.8% |
| Q2 2019 | $749,000 | -8.0% | 17,840 | -2.8% | 0.06% | -3.1% |
| Q1 2019 | $814,000 | -1.3% | 18,356 | +1.0% | 0.06% | +1.6% |
| Q4 2018 | $825,000 | -23.3% | 18,172 | -18.7% | 0.06% | -4.5% |
| Q3 2018 | $1,076,000 | +12.9% | 22,361 | -1.5% | 0.07% | +17.5% |
| Q2 2018 | $953,000 | +62.4% | 22,699 | +95.7% | 0.06% | +90.0% |
| Q1 2018 | $587,000 | +28.7% | 11,600 | +5.9% | 0.03% | +30.4% |
| Q4 2017 | $456,000 | +0.9% | 10,954 | +2.1% | 0.02% | -8.0% |
| Q3 2017 | $452,000 | +15.3% | 10,727 | +10.0% | 0.02% | +13.6% |
| Q2 2017 | $392,000 | +29.4% | 9,755 | +4.8% | 0.02% | +22.2% |
| Q1 2017 | $303,000 | +10.6% | 9,307 | +4.5% | 0.02% | +5.9% |
| Q4 2016 | $274,000 | +22.9% | 8,904 | +13.5% | 0.02% | +21.4% |
| Q3 2016 | $223,000 | +9.3% | 7,847 | +15.8% | 0.01% | -6.7% |
| Q1 2016 | $204,000 | – | 6,778 | – | 0.02% | – |
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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% |