POWER INTEGRATIONS INC

POWINASDAQ

$54.36-0.10 (-0.18% today)

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

POWER INTEGRATIONS INC price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (+39.2%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	15.64%	$731M	0.01%	Not reported
Vanguard Portfolio Management LLC	9.30%	$435M	0.02%	Not reported
Wellington Management Group LLP	6.45%	$301M	0.05%	Add 7.14%
State Street Corp	5.73%	$267M	0.01%	Not reported
Vanguard Capital Management LLC	4.50%	$210M	0.00%	Not reported
William Blair Investment Management, LLC	4.27%	$200M	0.60%	Add 0.06%
Neuberger Berman Group LLC	3.62%	$169M	0.11%	Not reported
Disciplined Growth Investors Inc	3.39%	$158M	2.68%	Reduce 3.44%
Geode Capital Management, LLC	3.23%	$151M	0.01%	Not reported
Snyder Capital Management L P	3.17%	$148M	2.56%	Reduce 16.04%
Robeco Schweiz AG	2.40%	$112M	1.80%	Add 54.04%
Morgan Stanley	2.14%	$99.9M	0.01%	Not reported
Capital International Investors	2.12%	$99.2M	0.02%	Add 6.41%
Dimensional Fund Advisors LP	1.95%	$90.9M	0.02%	Not reported
Nuveen, LLC	1.83%	$85.4M	0.02%	Not reported
Congress Asset Management Co	1.67%	$77.9M	0.48%	New Not reported
Copeland Capital Management, LLC	1.58%	$73.9M	1.52%	Reduce 33.21%
Boston Trust Walden Corp	1.58%	$73.9M	0.56%	Add 52.78%
JPMorgan Chase & Co	1.58%	$69.6M	0.00%	Not reported
Invesco Ltd.	1.56%	$72.9M	0.01%	Not reported
American Century Companies Inc	1.40%	$65.5M	0.03%	Not reported
Massachusetts Financial Services Co	1.38%	$64.3M	0.02%	New Not reported
Northern Trust Corp	1.37%	$64M	0.01%	Not reported
Stephens Investment Management Group LLC	1.35%	$63.3M	0.68%	Add 1.39%
Charles Schwab Investment Management Inc	1.35%	$63.1M	0.01%	Not reported
Westwood Holdings Group Inc	1.28%	$59.8M	0.45%	Reduce 18.19%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	0.90%	$42M	0.04%	Reduce 21.34%
Brown Advisory Inc	0.86%	$40M	0.06%	Not reported
Bank of New York Mellon Corp	0.84%	$39.1M	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.72%	$33.6M	0.01%	Not reported
Bank of America Corp	0.68%	$32M	0.00%	Not reported
Goldman Sachs Group Inc	0.68%	$31.8M	0.00%	Not reported
Ameriprise Financial Inc	0.66%	$31M	0.01%	Not reported
UBS Group AG	0.64%	$30.1M	0.00%	Not reported
ASR Vermogensbeheer N.V.	0.64%	$29.9M	0.31%	Add 3.40%
Tributary Capital Management, LLC	0.60%	$27.8M	2.29%	Add 2.02%
Aperture Investors, LLC	0.55%	$25.8M	2.33%	New Not reported
Envestnet Asset Management Inc	0.51%	$23.7M	0.01%	Not reported
Loomis Sayles & Co L P	0.50%	$23.5M	0.03%	Add 19.92%
Principal Financial Group Inc	0.49%	$22.8M	0.01%	Not reported
Federated Hermes, Inc.	0.48%	$22.4M	0.03%	Not reported
Emerald Advisers, LLC	0.47%	$22.1M	0.52%	Add 127.79%
Sei Investments Co	0.46%	$21.6M	0.02%	Not reported
ProShare Advisors LLC	0.35%	$16.4M	0.02%	Not reported
First Trust Advisors LP	0.34%	$16.1M	0.01%	Reduce 1.11%
Public Sector Pension Investment Board	0.34%	$16M	0.04%	Reduce 3.59%
Granite Investment Partners, LLC	0.33%	$15.6M	0.80%	Not reported
Crawford Investment Counsel Inc	0.32%	$14.8M	0.25%	Reduce 22.72%
Emerald Mutual Fund Advisers Trust	0.31%	$14.4M	0.51%	Add 180.93%
Ceredex Value Advisors LLC	0.29%	$13.5M	0.38%	Reduce 38.41%

50 of 347 holders

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