POWIPower Integrations, Inc.

$49.15+16% 1Y

Who owns POWI

370 institutions reported holding POWI for 2026Q2, together 112% of the company, more than the 303 a quarter earlier.

370

Institutions reporting a position · as of 2026Q2 · up from 303 the quarter before

Shares held by institutions
62.6M

Shares held by institutions · 112% of the company · long US equity positions only, as reported on Form 13F

Reported value
$5.24B

Reported value · at Jun 30, 2026 prices, not today's

Opened vs closed
99 / 34

Opened vs closed · new positions against positions exited in the latest quarter

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
99
Positions exited
34
Added to
104
Reduced
104
Shares sold shortsettled Sep 15, 2026
5.9M
Short interestof shares outstanding
11%
Days to coverat the average daily volume
6.7
Change in the short positionsince the Aug 31, 2026 count
+3.6%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q237062.6M$5.24B
2026Q130363.5M$3.24B
2025Q429359.6M$2.12B
2025Q331255.8M$2.25B
2025Q233656.5M$3.16B
2025Q133658.2M$2.94B
2024Q432557.7M$3.56B
2024Q333258.2M$3.73B
2024Q235158.8M$4.12B
2024Q134059.1M$4.23B
2023Q434258.5M$4.81B
2023Q333557.8M$4.41B
2023Q233558.5M$5.51B
2023Q132757.6M$4.87B
2022Q432357.4M$4.11B
2022Q332656.8M$3.65B
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.8.7Mn/a$731M
VANGUARD GROUP INC8.2Mn/a$687M
WELLINGTON MANAGEMENT GROUP LLP3.6Mn/a$301M
STATE STREET CORP3.2Mn/a$267M
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC2.4Mn/a$200M
Neuberger Berman Group LLC2.0Mn/a$169M
PRICE T ROWE ASSOCIATES INC /MD/1.9Mn/a$161M
DISCIPLINED GROWTH INVESTORS INC /MN1.9Mn/a$158M
GEODE CAPITAL MANAGEMENT LLC1.8Mn/a$151M
SNYDER CAPITAL MANAGEMENT L P1.8Mn/a$148M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20265.9M11%6.7
Aug 31, 20265.7M10%8.1
Aug 14, 20265.5M9.9%9.2
Jul 31, 20265.6M10.0%8.3
Jul 15, 20265.5M9.8%6.9
Jun 30, 20264.7M8.4%4.1
Jun 15, 20264.7M8.4%4.3
May 29, 20264.6M8.2%2.6
May 15, 20264.0M7.2%3.1
Apr 30, 20264.4M7.8%3.2
Apr 15, 20264.1M7.4%6.1
Mar 31, 20264.8M8.6%5.0

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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