NATIONAL INSTRS CORP's ticker is and the CUSIP is 636518952. A total of 2 filers reported holding NATIONAL INSTRS CORP in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $23,848 | -30.8% | 400 | -33.3% | 0.00% | – |
| Q2 2023 | $34,440 | -99.6% | 600 | -99.7% | 0.00% | -100.0% |
| Q1 2023 | $9,318,498 | +126166.9% | 177,800 | +88800.0% | 0.03% | – |
| Q4 2022 | $7,380 | -7.8% | 200 | 0.0% | 0.00% | – |
| Q3 2022 | $8,000 | +166.7% | 200 | +100.0% | 0.00% | – |
| Q2 2022 | $3,000 | -25.0% | 100 | 0.0% | 0.00% | – |
| Q1 2022 | $4,000 | -97.2% | 100 | -97.2% | 0.00% | – |
| Q3 2021 | $141,000 | +271.1% | 3,600 | +300.0% | 0.00% | – |
| Q2 2021 | $38,000 | +171.4% | 900 | +125.0% | 0.00% | – |
| Q3 2020 | $14,000 | +250.0% | 400 | +300.0% | 0.00% | – |
| Q2 2019 | $4,000 | -98.2% | 100 | -98.0% | 0.00% | -100.0% |
| Q1 2019 | $222,000 | -21.0% | 5,000 | -19.4% | 0.00% | 0.0% |
| Q4 2018 | $281,000 | +12.0% | 6,200 | +19.2% | 0.00% | 0.0% |
| Q3 2018 | $251,000 | -72.2% | 5,200 | -75.8% | 0.00% | -75.0% |
| Q2 2018 | $903,000 | – | 21,500 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 83 | $364,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |