NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 300 filers reported holding NATIONAL INSTRS CORP in Q3 2019. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $252,000 | -95.3% | 5,998 | -96.7% | 0.06% | -93.9% |
| Q2 2015 | $5,361,000 | -9.5% | 181,983 | -1.6% | 0.98% | -9.4% |
| Q1 2015 | $5,925,000 | +7.7% | 184,911 | +4.5% | 1.08% | +3.7% |
| Q4 2014 | $5,501,000 | -6.5% | 176,949 | -7.0% | 1.04% | -8.6% |
| Q3 2014 | $5,884,000 | -5.6% | 190,238 | -1.1% | 1.14% | 0.0% |
| Q2 2014 | $6,230,000 | +10.7% | 192,352 | -1.9% | 1.14% | +16.3% |
| Q1 2014 | $5,628,000 | -7.3% | 196,151 | +3.5% | 0.98% | -25.8% |
| Q4 2013 | $6,068,000 | – | 189,510 | – | 1.32% | – |
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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% |