NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 327 filers reported holding NATIONAL INSTRS CORP in Q4 2018. The put-call ratio across all filers is 3.13 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $37,263 | +3.9% | 625 | 0.0% | 0.00% | – |
| Q2 2023 | $35,875 | -85.2% | 625 | -89.2% | 0.00% | -100.0% |
| Q3 2019 | $242,000 | -73.8% | 5,761 | -73.8% | 0.00% | -66.7% |
| Q2 2019 | $924,000 | +31.1% | 22,010 | +38.5% | 0.01% | +20.0% |
| Q1 2019 | $705,000 | -19.3% | 15,896 | -17.5% | 0.01% | -28.6% |
| Q4 2018 | $874,000 | -15.7% | 19,262 | -10.2% | 0.01% | +16.7% |
| Q3 2018 | $1,037,000 | +9.3% | 21,453 | -5.1% | 0.01% | 0.0% |
| Q2 2018 | $949,000 | -12.5% | 22,603 | +5.4% | 0.01% | 0.0% |
| Q1 2018 | $1,085,000 | +20.8% | 21,453 | -0.6% | 0.01% | +20.0% |
| Q4 2017 | $898,000 | -0.8% | 21,578 | +0.6% | 0.01% | 0.0% |
| Q3 2017 | $905,000 | -8.5% | 21,453 | -12.7% | 0.01% | 0.0% |
| Q2 2017 | $989,000 | +23.6% | 24,584 | 0.0% | 0.01% | +25.0% |
| Q1 2017 | $800,000 | +154.0% | 24,584 | +140.2% | 0.00% | +100.0% |
| Q4 2016 | $315,000 | +2525.0% | 10,236 | +2471.9% | 0.00% | – |
| Q4 2014 | $12,000 | – | 398 | – | 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% |