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 2023 | $69 | +53.3% | 1,167 | +46.2% | 0.00% | – |
| Q2 2023 | $45 | -87.6% | 798 | -88.5% | 0.00% | – |
| Q1 2023 | $362 | -99.9% | 6,920 | -21.6% | 0.00% | – |
| Q2 2022 | $275,000 | +587.5% | 8,829 | +856.6% | 0.00% | – |
| Q4 2021 | $40,000 | +150.0% | 923 | +147.5% | 0.00% | – |
| Q1 2021 | $16,000 | +166.7% | 373 | +155.5% | 0.00% | – |
| Q2 2019 | $6,000 | -99.3% | 146 | -99.2% | 0.00% | -100.0% |
| Q4 2018 | $877,000 | +10862.5% | 19,338 | +10467.2% | 0.00% | – |
| Q3 2018 | $8,000 | +100.0% | 183 | +108.0% | 0.00% | – |
| Q1 2018 | $4,000 | -50.0% | 88 | -56.4% | 0.00% | – |
| Q4 2017 | $8,000 | -98.6% | 202 | -98.8% | 0.00% | -100.0% |
| Q1 2017 | $560,000 | – | 17,227 | – | 0.02% | – |
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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% |