NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 301 filers reported holding NATIONAL INSTRS CORP in Q1 2018. The put-call ratio across all filers is 0.02 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $798,000 | 0.0% | 19,006 | 0.0% | 0.02% | 0.0% |
| Q2 2019 | $798,000 | -5.3% | 19,006 | 0.0% | 0.02% | -10.7% |
| Q1 2019 | $843,000 | -2.3% | 19,006 | 0.0% | 0.03% | -15.2% |
| Q4 2018 | $863,000 | 0.0% | 19,006 | +6.5% | 0.03% | +22.2% |
| Q3 2018 | $863,000 | +42.2% | 17,850 | +23.5% | 0.03% | +35.0% |
| Q2 2018 | $607,000 | -53.7% | 14,450 | -44.3% | 0.02% | -54.5% |
| Q1 2018 | $1,312,000 | +119.8% | 25,942 | +80.8% | 0.04% | +120.0% |
| Q4 2017 | $597,000 | +20.6% | 14,348 | +22.3% | 0.02% | +11.1% |
| Q3 2017 | $495,000 | +23.1% | 11,730 | +17.3% | 0.02% | +20.0% |
| Q2 2017 | $402,000 | +119.7% | 9,996 | +78.2% | 0.02% | +114.3% |
| Q1 2017 | $183,000 | +2.8% | 5,610 | -2.9% | 0.01% | -12.5% |
| Q4 2016 | $178,000 | – | 5,780 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Simcah Management LLC | 147,000 | $4,707,000 | 5.43% |
| MCDANIEL TERRY & CO | 391,950 | $12,550,000 | 3.17% |
| RIVERBRIDGE PARTNERS LLC | 4,966,070 | $159,014,000 | 2.88% |
| Friedberg Investment Management | 215,373 | $6,896,000 | 2.79% |
| OMT Capital Management LLC | 265,260 | $8,494,000 | 2.56% |
| SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI | 280,524 | $8,982,000 | 2.00% |
| EdgePoint Investment Group Inc. | 1,994,089 | $63,851,000 | 1.66% |
| Stanley-Laman Group, Ltd. | 189,510 | $6,068,000 | 1.32% |
| HERMES INVESTMENT MANAGEMENT LTD | 1,302,950 | $41,720,000 | 1.27% |
| Tygh Capital Management, Inc. | 188,453 | $6,034,000 | 1.26% |