NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 311 filers reported holding NATIONAL INSTRS CORP in Q2 2019. The put-call ratio across all filers is 0.17 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $462,000 | +40.9% | 11,008 | +41.1% | 0.11% | +60.3% |
| Q2 2019 | $328,000 | +55.5% | 7,800 | +64.1% | 0.07% | +44.7% |
| Q1 2019 | $211,000 | +55.1% | 4,752 | +58.0% | 0.05% | +147.4% |
| Q4 2018 | $136,000 | +423.1% | 3,007 | +373.5% | 0.02% | +375.0% |
| Q1 2018 | $26,000 | +23.8% | 635 | +28.0% | 0.00% | 0.0% |
| Q4 2017 | $21,000 | +90.9% | 496 | +100.0% | 0.00% | +100.0% |
| Q3 2017 | $11,000 | +10.0% | 248 | -12.1% | 0.00% | -33.3% |
| Q1 2017 | $10,000 | -9.1% | 282 | -13.0% | 0.00% | 0.0% |
| Q4 2016 | $11,000 | – | 324 | – | 0.00% | – |
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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% |