NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 199 filers reported holding NATIONAL INSTRS CORP in Q2 2014. The put-call ratio across all filers is 1.11 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $4,521,000 | +0.5% | 145,409 | -0.1% | 0.08% | -3.6% |
| Q3 2014 | $4,500,000 | -4.4% | 145,541 | +0.1% | 0.08% | -1.2% |
| Q2 2014 | $4,707,000 | +18.9% | 145,364 | +5.3% | 0.08% | +10.5% |
| Q1 2014 | $3,958,000 | -3.4% | 138,099 | +7.9% | 0.08% | +13.4% |
| Q4 2013 | $4,098,000 | +0.0% | 127,952 | -3.4% | 0.07% | -14.1% |
| Q3 2013 | $4,096,000 | +27.2% | 132,433 | +14.9% | 0.08% | +13.0% |
| Q2 2013 | $3,221,000 | – | 115,223 | – | 0.07% | – |
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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% |