NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 215 filers reported holding NATIONAL INSTRS CORP in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $209,000 | -4.6% | 7,503 | +1.1% | 0.01% | 0.0% |
| Q2 2015 | $219,000 | +0.5% | 7,423 | +8.9% | 0.01% | 0.0% |
| Q1 2015 | $218,000 | +16.0% | 6,814 | +13.0% | 0.01% | +8.3% |
| Q4 2014 | $188,000 | -3.6% | 6,032 | -4.3% | 0.01% | -14.3% |
| Q3 2014 | $195,000 | -1.5% | 6,301 | +3.2% | 0.01% | 0.0% |
| Q2 2014 | $198,000 | +18.6% | 6,103 | +4.8% | 0.01% | +7.7% |
| Q1 2014 | $167,000 | +2.5% | 5,823 | +14.2% | 0.01% | 0.0% |
| Q4 2013 | $163,000 | +23.5% | 5,098 | +19.6% | 0.01% | 0.0% |
| Q3 2013 | $132,000 | +3.1% | 4,263 | -7.3% | 0.01% | 0.0% |
| Q2 2013 | $128,000 | +8.5% | 4,598 | +27.5% | 0.01% | 0.0% |
| Q1 2013 | $118,000 | +14.6% | 3,607 | -9.3% | 0.01% | -7.1% |
| Q2 2012 | $103,000 | -21.4% | 3,979 | -14.9% | 0.01% | -12.5% |
| Q1 2012 | $131,000 | +12.0% | 4,675 | +4.3% | 0.02% | 0.0% |
| Q4 2011 | $117,000 | +17.0% | 4,482 | +3.6% | 0.02% | +6.7% |
| Q3 2011 | $100,000 | – | 4,328 | – | 0.02% | – |
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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 | $5,213,011 | 4.42% |
| Carlson Capital, L.P. | 855,000 | $49,077,000 | 4.20% |