POWER INTEGRATIONS INC

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POWI·739276103·US·equity·Technology - Semiconductors-13D/G

POWI (POWER INTEGRATIONS INC) is held by 142 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($436.3M), Neuberger Berman Group LLC ($201.4M), WELLINGTON MANAGEMENT GROUP LLP ($171.8M). Net institutional sentiment: Mixed.

142

Holders

Avg rating(13 Elite)

$2.2B

Total Value

53% (159)

Fund Consensus

80 buying - 70 selling

Smart Money Verdict

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45Weak MomentumSplit Signals

Institutional (13F)64

Insider (Form 4)13

Activist (13D/13G)47

Congressional (STOCK Act)

No data

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See how POWI's score breaks down across 4 SEC sources

Holder Quality

13

★★★★★

Elite

49

★★★★

Strong

44

★★★

Solid

42

★★

Below

11

★

Weak

Held by 142 funds

13 elite

Who's Trading

ActivistWellington Management Group LLP6.0%May 15, 2026

ActivistVAVanguard Capital Management5.3%Apr 30, 2026

InsiderJGJain GaganSell $5KApr 2, 2026

InsiderUNUnknownSell $3KApr 2, 2026

InsiderUNUnknownSell $3KApr 2, 2026

InsiderUNUnknownSell $5KApr 2, 2026

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13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (142)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	8.5M(+0.1%)	$436.3M	0.0%	+29.90%	31
Neuberger Berman Group LLC	Decreased	3.9M(-1.0%)	$201.4M	0.2%	+67.61%	0
WELLINGTON MANAGEMENT GROUP LLP	Increased	3.4M(+38.5%)	$171.8M	0.0%	+31.94%	40
STATE STREET CORP	Decreased	3.1M(-9.5%)	$157.6M	0.0%	+6.21%	0
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC	New	2.4M	$121.9M	0.4%	+52.58%	50
GEODE CAPITAL MANAGEMENT, LLC	Increased	1.7M(+4.4%)	$85.8M	0.0%	+31.70%	31
MORGAN STANLEY	Increased	1.5M(+1.5%)	$76.9M	0.0%	+14.30%	30
JPMORGAN CHASE & CO	Decreased	1.3M(-22.1%)	$61.9M	0.0%	+20.72%	0
Capital International Investors	Decreased	1.1M(-12.0%)	$57M	0.0%	-8.20%	0
DIMENSIONAL FUND ADVISORS LP	Increased	1.1M(+7.3%)	$54.1M	0.0%	-4.40%	32
Nuveen, LLC	Increased	1M(+686.6%)	$53.7M	0.0%	+50.32%	47
Hudson Bay Capital Management LP	New	1M	$51.2M	0.2%	+52.58%	49
WESTWOOD HOLDINGS GROUP INC	Decreased	873,035(-15.8%)	$44.7M	0.3%	+103.50%	0
NORTHERN TRUST CORP	Increased	841,551(+2.0%)	$43.1M	0.0%	+38.58%	30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	757,993(+5.5%)	$38.8M	0.0%	+43.22%	31
BROWN ADVISORY INC	Decreased	686,834(-8.3%)	$35.2M	0.1%	-3.91%	0
BNP Paribas Asset Management Holding S.A.	Increased	638,210(+6.8%)	$32.7M	0.0%	+30.56%	31
UBS Group AG	Increased	624,509(+126.2%)	$32M	0.0%	+54.84%	47
BANK OF AMERICA CORP /DE/	Increased	601,468(+1.1%)	$30.8M	0.0%	+42.08%	29
Boston Trust Walden Corp	Decreased	577,605(-10.7%)	$29.6M	0.2%	+23.99%	0

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer