POWER INTEGRATIONS INC's ticker is POWI and the CUSIP is 739276103. A total of 297 filers reported holding POWER INTEGRATIONS INC in Q1 2021. The put-call ratio across all filers is 0.68 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2021 | $246,000 | -0.4% | 3,022 | 0.0% | 0.01% | +7.7% |
| Q4 2020 | $247,000 | +33.5% | 3,022 | +92.6% | 0.01% | +18.2% |
| Q2 2020 | $185,000 | +46.8% | 1,569 | +10.3% | 0.01% | +22.2% |
| Q1 2020 | $126,000 | -10.6% | 1,423 | 0.0% | 0.01% | +12.5% |
| Q4 2019 | $141,000 | +110.4% | 1,423 | +91.0% | 0.01% | +100.0% |
| Q3 2019 | $67,000 | -5.6% | 745 | -15.5% | 0.00% | 0.0% |
| Q2 2019 | $71,000 | +14.5% | 882 | 0.0% | 0.00% | 0.0% |
| Q1 2019 | $62,000 | +14.8% | 882 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $54,000 | -3.6% | 882 | 0.0% | 0.00% | +33.3% |
| Q3 2018 | $56,000 | -12.5% | 882 | 0.0% | 0.00% | -25.0% |
| Q2 2018 | $64,000 | +10.3% | 882 | +3.2% | 0.00% | +33.3% |
| Q1 2018 | $58,000 | -7.9% | 855 | 0.0% | 0.00% | -25.0% |
| Q4 2017 | $63,000 | -14.9% | 855 | -15.3% | 0.00% | 0.0% |
| Q3 2017 | $74,000 | -1.3% | 1,009 | -1.7% | 0.00% | -20.0% |
| Q2 2017 | $75,000 | +11.9% | 1,026 | 0.0% | 0.01% | +25.0% |
| Q1 2017 | $67,000 | -9.5% | 1,026 | -5.5% | 0.00% | -20.0% |
| Q4 2016 | $74,000 | +15.6% | 1,086 | +6.8% | 0.01% | 0.0% |
| Q3 2016 | $64,000 | +25.5% | 1,017 | 0.0% | 0.01% | +25.0% |
| Q2 2016 | $51,000 | +4.1% | 1,017 | +3.7% | 0.00% | 0.0% |
| Q1 2016 | $49,000 | 0.0% | 981 | -3.2% | 0.00% | 0.0% |
| Q4 2015 | $49,000 | +22.5% | 1,013 | +6.9% | 0.00% | +33.3% |
| Q3 2015 | $40,000 | -7.0% | 948 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $43,000 | – | 948 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DISCIPLINED GROWTH INVESTORS INC /MN | 2,175,448 | $184,129,919 | 4.73% |
| Triodos Investment Management BV | 275,000 | $23,276 | 2.62% |
| SNYDER CAPITAL MANAGEMENT L P | 994,275 | $84,155,436 | 1.79% |
| Montanaro Asset Management Ltd | 130,325 | $11,030,708 | 1.71% |
| Robeco Schweiz AG | 1,194,495 | $101,102,057 | 1.63% |
| Copeland Capital Management, LLC | 737,060 | $62,385 | 1.47% |
| Tributary Capital Management, LLC | 157,731 | $13,350,352 | 1.24% |
| Pier Capital, LLC | 88,057 | $7,453,144 | 1.13% |
| Stephens Investment Management Group LLC | 578,747 | $48,985,146 | 0.82% |
| RIVERBRIDGE PARTNERS LLC | 684,108 | $57,902,922 | 0.81% |