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 | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $536 | -100.0% | 9,331 | -68.2% | 0.00% | -50.0% |
| Q4 2021 | $1,281,000 | -65.1% | 29,337 | -68.6% | 0.00% | -60.0% |
| Q3 2021 | $3,670,000 | -42.2% | 93,555 | -36.3% | 0.01% | -37.5% |
| Q1 2021 | $6,346,000 | +888.5% | 146,952 | +906.5% | 0.01% | +700.0% |
| Q4 2020 | $642,000 | -90.3% | 14,600 | -92.2% | 0.00% | -90.9% |
| Q3 2020 | $6,650,000 | +1.7% | 186,286 | +10.3% | 0.01% | -8.3% |
| Q2 2020 | $6,539,000 | -77.6% | 168,923 | -75.5% | 0.01% | -82.4% |
| Q4 2019 | $29,239,000 | -28.7% | 690,566 | -29.3% | 0.07% | -29.2% |
| Q3 2019 | $40,985,000 | -39.2% | 976,072 | -39.2% | 0.10% | -36.0% |
| Q2 2019 | $67,404,000 | -8.5% | 1,605,246 | -3.3% | 0.15% | -13.8% |
| Q1 2019 | $73,652,000 | +1801.7% | 1,660,328 | +1845.5% | 0.17% | +1640.0% |
| Q4 2018 | $3,873,000 | +335.7% | 85,342 | +385.7% | 0.01% | +400.0% |
| Q1 2018 | $889,000 | -86.2% | 17,571 | -88.6% | 0.00% | -86.7% |
| Q4 2017 | $6,432,000 | +85.1% | 154,495 | +87.5% | 0.02% | +66.7% |
| Q3 2017 | $3,475,000 | – | 82,400 | – | 0.01% | – |
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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% |