Who Owns POWER INTEGRATIO (POWI)? -- Institutional Holders (2026-06-30)

400 institutions reported holding $5.38B of POWER INTEGRATIO (POWI) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($730.6M), VANGUARD GROUP INC ($686.0M), WELLINGTON MANAGEMENT GROUP LLP ($301.2M), STATE STREET CORP ($267.5M), WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC ($199.5M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$730.6M8.7MAdded
2VANGUARD GROUP INC$686.0M8.2MAdded
3WELLINGTON MANAGEMENT GROUP LLP$301.2M3.6MAdded
4STATE STREET CORP$267.5M3.2MAdded
5WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC$199.5M2.4MAdded
6NEUBERGER BERMAN GROUP LLC$169.2M2.0MTrimmed
7PRICE T ROWE ASSOCIATES INC /MD/$161.2M1.9MAdded
8DISCIPLINED GROWTH INVESTORS INC /MN$158.5M1.9MTrimmed
9GEODE CAPITAL MANAGEMENT, LLC$151.0M1.8MAdded
10SNYDER CAPITAL MANAGEMENT L P$148.0M1.8MTrimmed
11Robeco Schweiz AG$112.3M1.3MAdded
12MORGAN STANLEY$99.9M1.2MTrimmed
13Capital International Investors$99.2M1.2MAdded
14DIMENSIONAL FUND ADVISORS LP$90.9M1.1MAdded
15Nuveen, LLC$85.4M1.0MTrimmed
16CONGRESS ASSET MANAGEMENT CO$77.9M930,059New
17Copeland Capital Management, LLC$73.9M882,810Trimmed
18Boston Trust Walden Corp$73.9M882,471Added
19Invesco Ltd.$72.9M870,396Added
20JPMORGAN CHASE & CO$69.6M879,254Trimmed
21AMERICAN CENTURY COMPANIES INC$65.5M781,675Added
22MASSACHUSETTS FINANCIAL SERVICES CO /MA/$64.3M767,672New
23NORTHERN TRUST CORP$64.0M764,474Trimmed
24Stephens Investment Management Group LLC$63.3M755,549Added
25Sixth Street Partners Management Company, L.P.$63.1M753,514New

Source: SEC Form 13F filings · as of 2026-06-30