POWER INTEGRATIONS INC's ticker is POWI and the CUSIP is 739276103. A total of 293 filers reported holding POWER INTEGRATIONS INC in Q4 2020. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $0 | -100.0% | 2 | -33.3% | 0.00% | -100.0% |
| Q1 2020 | $244,000 | +146.5% | 3 | -72.7% | 0.00% | -98.5% |
| Q4 2019 | $99,000 | +9800.0% | 11 | -8.3% | 0.07% | +6700.0% |
| Q3 2019 | $1,000 | 0.0% | 12 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $1,000 | 0.0% | 12 | -29.4% | 0.00% | 0.0% |
| Q1 2019 | $1,000 | -50.0% | 17 | -57.5% | 0.00% | -50.0% |
| Q3 2018 | $2,000 | -33.3% | 40 | +11.1% | 0.00% | -33.3% |
| Q2 2018 | $3,000 | -25.0% | 36 | -29.4% | 0.00% | -25.0% |
| Q1 2018 | $4,000 | – | 51 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| DISCIPLINED GROWTH INVESTORS INC /MN | 1,813,737 | $168,097,000 | 3.65% |
| Triodos Investment Management BV | 175,000 | $16,219,000 | 2.07% |
| SNYDER CAPITAL MANAGEMENT L P | 838,068 | $77,672,000 | 1.98% |
| MOODY ALDRICH PARTNERS LLC | 130,637 | $12,107,000 | 1.70% |
| Robeco Schweiz AG | 1,176,650 | $109,052,000 | 1.54% |
| Copeland Capital Management, LLC | 593,225 | $54,980,000 | 1.52% |
| Pier Capital, LLC | 104,812 | $9,714,000 | 1.24% |
| Yorktown Management & Research Co Inc | 11,600 | $1,075,000 | 0.91% |
| Stephens Investment Management Group LLC | 660,337 | $61,200,000 | 0.90% |
| Alpha DNA Investment Management LLC | 12,546 | $1,161,000 | 0.82% |