Institutional Holders (2026 Q2)
367 + investorsExplore institutional interest and hedge fund ownership dynamics. Analyze portfolio weights, new positions, and conviction trends in POWI. Verified SEC 13F-HR filings.
| # | Investor | % of Portfolio | Shares | Mkt Value |
|---|---|---|---|---|
| 1 | Disciplined Growth Investors Inc /Mn | 2.68% | 1,891,864 | $158.5M |
| 2 | Snyder Capital Management L P | 2.56% | 1,766,507 | $148.0M |
| 3 | Ariose Capital Management Ltd | 2.38% | 66,578 | $5.6M |
| 4 | Aperture Investors, LLC | 2.33% | 307,841 | $25.8M |
| 5 | Tributary Capital Management, LLC | 2.29% | 332,001 | $27.8M |
| 6 | Arosa Capital Management LP | 2.24% | 150,000 | $12.6M |
| 7 | Arosa Capital Management LP | 1.87% | 125,000 | $10.5M |
| 8 | Robeco Schweiz AG | 1.80% | 1,340,404 | $112.3M |
| 9 | Copeland Capital Management, LLC | 1.52% | 882,810 | $73.9M |
| 10 | HERALD INVESTMENT MANAGEMENT Ltd | 1.14% | 100,384 | $8.4M |
| 11 | Granite Investment Partners, LLC | 0.80% | 186,420 | $15.6M |
| 12 | Incline Global Management LLC | 0.76% | 32,493 | $2.7M |
| 13 | Stephens Investment Management Group LLC | 0.68% | 755,549 | $63.3M |
| 14 | Lisanti Capital Growth, LLC | 0.64% | 34,790 | $2.9M |
| 15 | William Blair Investment Management, LLC | 0.60% | 2,382,007 | $199.5M |
| 16 | Boston Trust Walden Corp | 0.56% | 882,471 | $73.9M |
| 17 | Emerald Advisers, LLC | 0.52% | 264,342 | $22.1M |
| 18 | Emerald Mutual Fund Advisers Trust | 0.51% | 172,196 | $14.4M |
| 19 | Penbrook Management LLC | 0.49% | 9,200 | $771K |
| 20 | Congress Asset Management Co | 0.48% | 930,059 | $77.9M |
| 21 | Westwood Holdings Group Inc | 0.45% | 714,227 | $59.8M |
| 22 | Moody Aldrich Partners LLC | 0.42% | 28,119 | $2.4M |
| 23 | Ceredex Value Advisors LLC | 0.38% | 161,400 | $13.5M |
| 24 | Avanda Investment Management Pte. Ltd. | 0.35% | 12,500 | $1.0M |
| 25 | Riverbridge Partners LLC | 0.32% | 138,538 | $11.6M |
| Investor | Ownership History |
% of Portfolio | Prev % | Rank | Conviction | Avg Buy Price | 13F Score™ 3Y / 7Y | Sell Timing | Shares | Mkt Value | Change | Change % | Source | Quarter | Filed |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|