NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 274 filers reported holding NATIONAL INSTRS CORP in Q2 2018. The put-call ratio across all filers is 1.61 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $12,924,370 | +527.7% | 246,601 | +296.2% | 0.04% | +135.3% |
| Q1 2020 | $2,059,000 | +1.8% | 62,245 | +30.3% | 0.02% | +54.5% |
| Q4 2019 | $2,022,000 | -13.5% | 47,766 | -14.2% | 0.01% | -21.4% |
| Q3 2019 | $2,338,000 | +744.0% | 55,677 | +743.6% | 0.01% | +1300.0% |
| Q2 2019 | $277,000 | -75.0% | 6,600 | -71.2% | 0.00% | -80.0% |
| Q3 2018 | $1,107,000 | +653.1% | 22,900 | +554.3% | 0.01% | +400.0% |
| Q2 2018 | $147,000 | – | 3,500 | – | 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% |