NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 324 filers reported holding NATIONAL INSTRS CORP in Q4 2021. The put-call ratio across all filers is 0.48 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $10,000 | +11.1% | 225 | 0.0% | 0.00% | – |
| Q3 2021 | $9,000 | -10.0% | 225 | 0.0% | 0.00% | – |
| Q2 2021 | $10,000 | -52.4% | 225 | -53.6% | 0.00% | – |
| Q1 2021 | $21,000 | 0.0% | 485 | 0.0% | 0.00% | – |
| Q4 2020 | $21,000 | -54.3% | 485 | -62.0% | 0.00% | -100.0% |
| Q3 2020 | $46,000 | -6.1% | 1,275 | 0.0% | 0.00% | 0.0% |
| Q2 2020 | $49,000 | +16.7% | 1,275 | 0.0% | 0.00% | 0.0% |
| Q1 2020 | $42,000 | -99.4% | 1,275 | -99.1% | 0.00% | -99.0% |
| Q4 2018 | $6,694,000 | +22982.8% | 147,518 | +14651.8% | 0.10% | +9500.0% |
| Q4 2015 | $29,000 | +3.6% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $28,000 | -33.3% | 1,000 | -33.3% | 0.00% | -66.7% |
| Q2 2013 | $42,000 | – | 1,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Twin Securities, Inc. | 765,243 | $40,106,000 | 22.06% |
| Kite Lake Capital Management (UK) LLP | 295,500 | $15,487,155 | 16.56% |
| TIG Advisors, LLC | 3,753,431 | $196,717,319 | 14.44% |
| HARVEST MANAGEMENT LLC | 327,800 | $17,179,998 | 12.98% |
| GWM Asset Management Ltd | 103,700 | $5,434,917 | 11.02% |
| BCK CAPITAL MANAGEMENT LP | 222,064 | $11,638,374 | 10.12% |
| Kopion Asset Management, LLC | 180,940 | $9,483 | 8.25% |
| Nekton Capital Ltd. | 932,419 | $48,868,080 | 8.15% |
| AMH Equity Ltd | 111,900 | $5,864,679 | 6.72% |
| TOMS Capital Investment Management LP | 2,005,513 | $105,108,936 | 6.44% |