POWI

POWER INTEGRATIONS INC

Semiconductors & Related DevicesNasdaqLarge accelerated filer

Total Trades

208

Buys

0

Sells

164

Largest Trade

N/A

Insiders

13

Institutional Funds

244

Inst. Value

$1M+

Activist Filings

15

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Matthews David MHVP of Product Deve…SELL$50K–$100K724$79.66Feb 4, 2022
Matthews David MHVP of Product Deve…GRANTN/A8KFeb 4, 2022
Barsan RaduVP of TechnologySELL$50K–$100K935$80.13Feb 4, 2022
Barsan RaduVP of TechnologyGRANTN/A11KFeb 4, 2022
NAYYAR SANDEEPCFOSELL$50K–$100K1K$79.72Feb 4, 2022
NAYYAR SANDEEPCFOGRANTN/A14KFeb 4, 2022
Gupta SunilVP of OperationsSELL$50K–$100K639$80.81Feb 4, 2022
Gupta SunilVP of OperationsGRANTN/A8KFeb 4, 2022
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Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

STATE STREET CORPORATION

SC 13G · Feb 9, 2026

6.1%

3.4M shares

The Vanguard Group

SC 13G/A · Jan 30, 2026

13.7%

7.6M shares

BlackRock, Inc.

SC 13G/A · Jan 21, 2026

14.9%

8.2M shares

STATE STREET CORPORATION

SC 13G · Nov 10, 2025

5.1%

2.9M shares

The Vanguard Group

SC 13G/A · Nov 12, 2024

12.5%

7.1M shares

The Vanguard Group

SC 13G/A · Nov 4, 2024

12.5%

7.1M shares

The Vanguard Group - 23-1945930

SC 13G/A · Feb 13, 2024

11.3%

6.4M shares

5.8%

3.3M shares

BlackRock, Inc.

SC 13G/A · Jan 23, 2024

13.0%

7.4M shares

Neuberger Berman Group LLC

SC 13G/A · Feb 10, 2023

6.1%

3.5M shares

BlackRock, Inc.

SC 13G/A · Jan 23, 2023

11.9%

6.8M shares

The Vanguard Group - 23-1945930

SC 13G/A · Sep 9, 2022

10.1%

5.8M shares

Neuberger Berman Group LLC

SC 13G/A · Feb 14, 2022

6.2%

3.7M shares

BlackRock, Inc.

SC 13G/A · Jan 27, 2022

12.3%

7.4M shares

BlackRock, Inc.

SC 13G/A · Jan 25, 2022

12.3%

7.4M shares

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