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 | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $602,000 | +20.6% | 6,080 | 0.0% | 0.05% | +19.5% |
| Q2 2021 | $499,000 | +0.8% | 6,080 | 0.0% | 0.04% | -8.9% |
| Q1 2021 | $495,000 | -0.6% | 6,080 | 0.0% | 0.04% | -8.2% |
| Q4 2020 | $498,000 | +3.1% | 6,080 | -30.3% | 0.05% | -7.5% |
| Q3 2020 | $483,000 | -27.9% | 8,720 | +41.1% | 0.05% | -32.9% |
| Q2 2020 | $670,000 | +22.7% | 6,180 | 0.0% | 0.08% | +2.6% |
| Q1 2020 | $546,000 | +36.8% | 6,180 | +53.3% | 0.08% | +28.3% |
| Q4 2019 | $399,000 | +9.6% | 4,030 | 0.0% | 0.06% | +1.7% |
| Q3 2019 | $364,000 | +12.7% | 4,030 | 0.0% | 0.06% | +11.3% |
| Q2 2019 | $323,000 | +14.5% | 4,030 | 0.0% | 0.05% | +8.2% |
| Q1 2019 | $282,000 | – | 4,030 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DISCIPLINED GROWTH INVESTORS INC /MN | 2,401,305 | $172,221,595 | 4.41% |
| Triodos Investment Management BV | 275,000 | $19,723 | 2.60% |
| SNYDER CAPITAL MANAGEMENT L P | 996,459 | $71,466,039 | 1.61% |
| Robeco Schweiz AG | 1,194,220 | $85,649,458 | 1.56% |
| Copeland Capital Management, LLC | 692,877 | $49,693 | 1.31% |
| Tributary Capital Management, LLC | 152,847 | $10,962 | 1.09% |
| Montanaro Asset Management Ltd | 85,325 | $6,119,509 | 1.00% |
| Pier Capital, LLC | 66,299 | $4,754,964 | 0.78% |
| RIVERBRIDGE PARTNERS LLC | 711,739 | $51,046 | 0.77% |
| Stephens Investment Management Group LLC | 575,400 | $41,400,030 | 0.75% |