NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 301 filers reported holding NATIONAL INSTRS CORP in Q1 2018. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $4,501,308 | +184.7% | 78,420 | +160.0% | 0.12% | +174.4% |
| Q1 2023 | $1,581,000 | +198.9% | 30,166 | +131.4% | 0.04% | +72.0% |
| Q1 2022 | $529,000 | -49.5% | 13,036 | -45.7% | 0.02% | -61.5% |
| Q4 2021 | $1,048,000 | +338.5% | 23,999 | +324.2% | 0.06% | +225.0% |
| Q2 2021 | $239,000 | -39.9% | 5,657 | -52.9% | 0.02% | -31.0% |
| Q1 2020 | $398,000 | -62.2% | 12,020 | -51.6% | 0.03% | -53.2% |
| Q4 2019 | $1,052,000 | +373.9% | 24,854 | +369.4% | 0.06% | +210.0% |
| Q2 2019 | $222,000 | -78.5% | 5,295 | -77.3% | 0.02% | -72.6% |
| Q1 2019 | $1,033,000 | -38.8% | 23,280 | -37.5% | 0.07% | -31.1% |
| Q4 2018 | $1,689,000 | +744.5% | 37,224 | +797.8% | 0.11% | +606.7% |
| Q3 2018 | $200,000 | -11.5% | 4,146 | -23.7% | 0.02% | -40.0% |
| Q4 2017 | $226,000 | -15.4% | 5,436 | -36.8% | 0.02% | -46.8% |
| Q4 2014 | $267,000 | – | 8,600 | – | 0.05% | – |
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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% |