NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 324 filers reported holding NATIONAL INSTRS CORP in Q4 2021. The put-call ratio across all filers is 0.48 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $235,000 | -10.3% | 5,800 | -3.3% | 0.05% | 0.0% |
| Q4 2021 | $262,000 | +11.5% | 6,000 | 0.0% | 0.05% | -5.8% |
| Q3 2021 | $235,000 | -8.9% | 6,000 | -1.6% | 0.05% | -8.8% |
| Q2 2021 | $258,000 | -9.5% | 6,100 | -7.6% | 0.06% | -25.0% |
| Q1 2021 | $285,000 | -3.1% | 6,600 | -1.5% | 0.08% | -16.5% |
| Q4 2020 | $294,000 | +14.4% | 6,700 | -6.9% | 0.09% | +21.3% |
| Q3 2020 | $257,000 | -0.8% | 7,200 | +7.5% | 0.08% | -25.0% |
| Q2 2020 | $259,000 | +7.5% | 6,700 | -8.2% | 0.10% | +3.1% |
| Q1 2020 | $241,000 | – | 7,300 | – | 0.10% | – |
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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% |