NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 335 filers reported holding NATIONAL INSTRS CORP in Q1 2019. The put-call ratio across all filers is 3.07 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $145,000 | +158.9% | 3,560 | +151.2% | 0.01% | +150.0% |
| Q3 2021 | $56,000 | +250.0% | 1,417 | +202.1% | 0.00% | -71.4% |
| Q1 2020 | $16,000 | -86.0% | 469 | -82.6% | 0.01% | -74.1% |
| Q4 2019 | $114,000 | -32.9% | 2,699 | -33.2% | 0.03% | -44.9% |
| Q3 2019 | $170,000 | +29.8% | 4,039 | +36.9% | 0.05% | -5.8% |
| Q1 2019 | $131,000 | +13000.0% | 2,951 | +10439.3% | 0.05% | – |
| Q4 2018 | $1,000 | -87.5% | 28 | -83.4% | 0.00% | -100.0% |
| Q3 2018 | $8,000 | +700.0% | 169 | +1200.0% | 0.00% | +200.0% |
| Q1 2018 | $1,000 | -75.0% | 13 | -89.0% | 0.00% | -75.0% |
| Q4 2014 | $4,000 | 0.0% | 118 | 0.0% | 0.00% | +100.0% |
| Q3 2014 | $4,000 | – | 118 | – | 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% |