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 | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $3,182,000 | -17.8% | 75,255 | -16.1% | 0.62% | -25.4% |
| Q1 2021 | $3,872,000 | -13.8% | 89,659 | -16.2% | 0.84% | -30.3% |
| Q3 2019 | $4,491,000 | -20.2% | 106,955 | -18.8% | 1.20% | -19.8% |
| Q2 2019 | $5,629,000 | -18.8% | 131,644 | -15.8% | 1.50% | -27.8% |
| Q1 2019 | $6,932,000 | -14.3% | 156,265 | -12.3% | 2.07% | -23.0% |
| Q4 2018 | $8,090,000 | -4.8% | 178,264 | +1.4% | 2.69% | +14.6% |
| Q3 2018 | $8,495,000 | +15.1% | 175,771 | -0.1% | 2.35% | +3.8% |
| Q2 2018 | $7,383,000 | -9.6% | 175,869 | +8.9% | 2.26% | -10.8% |
| Q1 2018 | $8,164,000 | +20.8% | 161,441 | -2.1% | 2.54% | +11.5% |
| Q4 2017 | $6,756,000 | – | 164,891 | – | 2.28% | – |
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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% |