NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 299 filers reported holding NATIONAL INSTRS CORP in Q2 2021. The put-call ratio across all filers is 0.93 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $2,981 | +3.9% | 50 | 0.0% | 0.00% | – |
| Q2 2023 | $2,870 | +21.7% | 50 | +11.1% | 0.00% | – |
| Q1 2023 | $2,358 | +42.0% | 45 | 0.0% | 0.00% | – |
| Q4 2022 | $1,661 | +66.1% | 45 | +181.2% | 0.00% | – |
| Q3 2022 | $1,000 | 0.0% | 16 | -27.3% | 0.00% | – |
| Q1 2022 | $1,000 | -66.7% | 22 | -63.9% | 0.00% | – |
| Q4 2021 | $3,000 | +50.0% | 61 | +15.1% | 0.00% | -100.0% |
| Q3 2021 | $2,000 | +100.0% | 53 | +140.9% | 0.00% | – |
| Q2 2021 | $1,000 | 0.0% | 22 | 0.0% | 0.00% | – |
| Q1 2021 | $1,000 | 0.0% | 22 | 0.0% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 22 | -45.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 40 | +81.8% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 22 | -35.3% | 0.00% | – |
| Q1 2020 | $1,000 | – | 34 | – | 0.00% | – |
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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% |