NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 309 filers reported holding NATIONAL INSTRS CORP in Q1 2021. The put-call ratio across all filers is 0.29 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $1,148,000 | +11.2% | 26,298 | 0.0% | 0.12% | +2.5% |
| Q3 2021 | $1,032,000 | -23.7% | 26,298 | -17.8% | 0.12% | -22.6% |
| Q2 2021 | $1,353,000 | -12.2% | 31,998 | -10.3% | 0.16% | -5.5% |
| Q1 2021 | $1,541,000 | -11.7% | 35,681 | -10.1% | 0.16% | -5.7% |
| Q4 2020 | $1,745,000 | +15.4% | 39,703 | -6.3% | 0.17% | -9.8% |
| Q3 2020 | $1,512,000 | -54.6% | 42,350 | -50.8% | 0.19% | -56.8% |
| Q2 2020 | $3,330,000 | +52.6% | 86,027 | +30.4% | 0.45% | +40.6% |
| Q1 2020 | $2,182,000 | +47.2% | 65,962 | +88.4% | 0.32% | +156.5% |
| Q4 2019 | $1,482,000 | +14.9% | 35,004 | +14.0% | 0.12% | +2.5% |
| Q3 2019 | $1,290,000 | +7.5% | 30,710 | +7.5% | 0.12% | +45.8% |
| Q2 2019 | $1,200,000 | -15.4% | 28,574 | -10.6% | 0.08% | -23.9% |
| Q1 2019 | $1,418,000 | -9.0% | 31,959 | -6.9% | 0.11% | -12.8% |
| Q4 2018 | $1,558,000 | -87.9% | 34,329 | -87.1% | 0.12% | -56.4% |
| Q3 2018 | $12,897,000 | +74.7% | 266,849 | +51.7% | 0.29% | +108.0% |
| Q2 2018 | $7,384,000 | +41.2% | 175,890 | +70.1% | 0.14% | +38.0% |
| Q1 2018 | $5,228,000 | -34.6% | 103,383 | -46.1% | 0.10% | -33.3% |
| Q4 2017 | $7,988,000 | +7507.6% | 191,869 | +7574.8% | 0.15% | +7400.0% |
| Q3 2017 | $105,000 | +4.0% | 2,500 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $101,000 | -39.5% | 2,500 | -51.4% | 0.00% | -33.3% |
| Q1 2017 | $167,000 | -63.5% | 5,144 | -65.4% | 0.00% | -66.7% |
| Q4 2016 | $458,000 | +8.5% | 14,864 | 0.0% | 0.01% | 0.0% |
| Q3 2016 | $422,000 | +511.6% | 14,864 | +494.6% | 0.01% | +350.0% |
| Q2 2016 | $69,000 | +1280.0% | 2,500 | +1388.1% | 0.00% | – |
| Q1 2016 | $5,000 | -16.7% | 168 | -19.6% | 0.00% | – |
| Q4 2015 | $6,000 | – | 209 | – | 0.00% | – |
Download | ||||||
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% |