NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 318 filers reported holding NATIONAL INSTRS CORP in Q4 2019. The put-call ratio across all filers is 2.83 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $2,241,000 | -7.2% | 57,200 | 0.0% | 0.01% | -14.3% |
| Q2 2021 | $2,415,000 | -0.7% | 57,200 | 0.0% | 0.01% | -12.5% |
| Q1 2021 | $2,433,000 | +20.1% | 57,200 | +21.6% | 0.01% | 0.0% |
| Q4 2020 | $2,025,000 | -82.0% | 47,041 | -85.3% | 0.01% | -84.0% |
| Q3 2020 | $11,259,000 | +16.6% | 320,000 | +39.1% | 0.05% | -16.7% |
| Q3 2019 | $9,655,000 | -54.4% | 230,000 | -54.9% | 0.06% | -43.4% |
| Q2 2019 | $21,165,000 | +6749.5% | 510,000 | +7751.0% | 0.11% | +5200.0% |
| Q1 2019 | $309,000 | 0.0% | 6,496 | 0.0% | 0.00% | 0.0% |
| Q3 2018 | $309,000 | +13.6% | 6,496 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $272,000 | -15.0% | 6,496 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $320,000 | – | 6,496 | – | 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% |