Who owns Power Integrations Inc (POWI)?
182 US mutual funds and ETFs from 108 fund families reported a position in POWI for the quarter ending 2026-06-30. Against their own report a quarter earlier, 69 raised shares, 29 opened a new position, 58 cut and 4 sold out.
Largest fund families
| Fund family | Funds | Share of fund-held shares |
|---|---|---|
| Ishares Trust | 8 | 29.4% |
| Vanguard Index Funds | 5 | 22.2% |
| Spdr Series Trust | 8 | 9.0% |
| Smallcap World Fund Inc | 1 | 5.7% |
| T. Rowe Price New Horizons Fund, Inc. | 1 | 5.0% |
| William Blair Funds | 3 | 2.3% |
Tracked managers holding POWI
None of the managers Prior Moves tracks on 13F reports POWI in its latest filing.
Source: SEC Form N-PORT, which funds file about 60 days after quarter end, and the latest 13F filings. Share counts, not trades: a change can reflect fund inflows or outflows rather than a decision about POWI. A record of holdings, not a forecast and not investment advice. See all owner pages or the forecast board for the names our model ranks.
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