NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 5 filers reported holding NATIONAL INSTRS CORP in Q3 2011. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q1 2019 | $44,000 | +109.5% | 996 | +48.9% | 0.00% | 0.0% |
| Q4 2013 | $21,000 | -41.7% | 669 | -42.2% | 0.00% | 0.0% |
| Q3 2013 | $36,000 | -64.4% | 1,157 | -67.9% | 0.00% | -50.0% |
| Q2 2013 | $101,000 | -14.4% | 3,600 | 0.0% | 0.00% | 0.0% |
| Q1 2013 | $118,000 | +26.9% | 3,600 | 0.0% | 0.00% | 0.0% |
| Q4 2012 | $93,000 | +3.3% | 3,600 | 0.0% | 0.00% | 0.0% |
| Q3 2012 | $90,000 | -7.2% | 3,600 | 0.0% | 0.00% | 0.0% |
| Q2 2012 | $97,000 | -20.5% | 3,600 | -15.8% | 0.00% | -33.3% |
| Q1 2012 | $122,000 | +9.9% | 4,275 | 0.0% | 0.00% | 0.0% |
| Q4 2011 | $111,000 | +13.3% | 4,275 | 0.0% | 0.00% | 0.0% |
| Q3 2011 | $98,000 | -22.8% | 4,275 | 0.0% | 0.00% | 0.0% |
| Q2 2011 | $127,000 | -70.0% | 4,275 | -66.9% | 0.00% | -72.7% |
| Q1 2011 | $423,000 | +30.6% | 12,910 | +50.0% | 0.01% | +22.2% |
| Q4 2010 | $324,000 | – | 8,607 | – | 0.01% | – |
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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% |