NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 252 filers reported holding NATIONAL INSTRS CORP in Q4 2016. The put-call ratio across all filers is 0.15 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $338,000 | +1.2% | 8,056 | +6.9% | 0.18% | -1.1% |
| Q1 2019 | $334,000 | -43.8% | 7,537 | -42.4% | 0.18% | -51.8% |
| Q4 2018 | $594,000 | -2.5% | 13,081 | +3.9% | 0.37% | +31.5% |
| Q3 2018 | $609,000 | -40.8% | 12,596 | -48.6% | 0.28% | -36.6% |
| Q2 2018 | $1,028,000 | -40.2% | 24,492 | -28.0% | 0.44% | -28.6% |
| Q1 2018 | $1,720,000 | +29.2% | 34,007 | +6.4% | 0.62% | +36.3% |
| Q4 2017 | $1,331,000 | +78.7% | 31,971 | +80.9% | 0.45% | +87.6% |
| Q3 2017 | $745,000 | -49.6% | 17,675 | -51.9% | 0.24% | -47.5% |
| Q2 2017 | $1,478,000 | +21.8% | 36,744 | -1.4% | 0.46% | +21.8% |
| Q1 2017 | $1,213,000 | +4.7% | 37,254 | -0.9% | 0.38% | +7.4% |
| Q4 2016 | $1,158,000 | +6.7% | 37,583 | -1.6% | 0.35% | +3.8% |
| Q3 2016 | $1,085,000 | +17.7% | 38,199 | +13.5% | 0.34% | +5.3% |
| Q2 2016 | $922,000 | +29.1% | 33,653 | +42.0% | 0.32% | +14.2% |
| Q1 2016 | $714,000 | +37.0% | 23,703 | +30.5% | 0.28% | -2.8% |
| Q4 2015 | $521,000 | +10.4% | 18,167 | +6.9% | 0.29% | -0.7% |
| Q3 2015 | $472,000 | -2.5% | 16,997 | +3.5% | 0.29% | +3.6% |
| Q2 2015 | $484,000 | -19.7% | 16,429 | -12.7% | 0.28% | -9.4% |
| Q1 2015 | $603,000 | +103.7% | 18,813 | +82.3% | 0.31% | +150.0% |
| Q1 2014 | $296,000 | – | 10,319 | – | 0.12% | – |
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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% |