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
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| WALKER CLIFFORD | VP Corporate Devel… | SELL | $100K–$500K | 1K | $90.59 | Feb 7, 2023 |
| Gupta Sunil | VP of Operations | SELL | $100K–$500K | 1K | $89.30 | Feb 7, 2023 |
| Yee Yang Chiah | VP, Worldwide Sales | SELL | $50K–$100K | 818 | $89.06 | Feb 7, 2023 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 5K | $76.64 | Dec 1, 2022 |
| Barsan Radu | VP of Technology | SELL | $1K–$15K | 156 | $76.58 | Dec 1, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 6K | $78.29 | Nov 15, 2022 |
| Bailey Doug | VP Marketing | SELL | $1K–$15K | 156 | $71.90 | Nov 10, 2022 |
| Gupta Sunil | VP of Operations | SELL | $100K–$500K | 2K | $77.91 | Aug 26, 2022 |
| BRATHWAITE NICHOLAS | Director | SELL | $500K+ | 10K | $80.55 | Aug 16, 2022 |
| Barsan Radu | VP of Technology | SELL | $1M+ | 21K | $85.00 | Aug 2, 2022 |
| Yee Yang Chiah | VP, Worldwide Sales | SELL | $100K–$500K | 1K | $77.00 | Jun 17, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $500K+ | 6K | $83.84 | Jun 2, 2022 |
| Bailey Doug | VP Marketing | SELL | $1K–$15K | 130 | $84.60 | Jun 2, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 4K | $85.29 | May 19, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | SELL | $100K–$500K | 2K | $91.25 | Apr 5, 2022 |
| NAYYAR SANDEEP | CFO | SELL | $100K–$500K | 2K | $91.26 | Apr 5, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 2K | $91.23 | Apr 5, 2022 |
| Barsan Radu | VP of Technology | SELL | $100K–$500K | 2K | $91.22 | Apr 5, 2022 |
| BALAKRISHNAN BALU | President and CEO | SELL | $500K+ | 9K | $91.09 | Apr 5, 2022 |
| Bailey Doug | VP Marketing | SELL | $100K–$500K | 2K | $91.21 | Apr 5, 2022 |
| Matthews David MH | VP of Product Deve… | EXERCISE | $100K–$500K | 12K | $21.44 | Mar 1, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 3K | $89.79 | Mar 1, 2022 |
| Barsan Radu | VP of Technology | SELL | $1K–$15K | 130 | $92.00 | Feb 18, 2022 |
| BALAKRISHNAN BALU | President and CEO | SELL | $1M+ | 24K | $84.72 | Feb 17, 2022 |
| NAYYAR SANDEEP | CFO | SELL | $100K–$500K | 5K | $84.53 | Feb 17, 2022 |
| Bailey Doug | VP Marketing | SELL | $100K–$500K | 4K | $85.04 | Feb 17, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | SELL | $100K–$500K | 4K | $83.91 | Feb 17, 2022 |
| Barsan Radu | VP of Technology | SELL | $100K–$500K | 5K | $84.28 | Feb 17, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $100K–$500K | 4K | $84.28 | Feb 17, 2022 |
| Yee Yang Chiah | VP, Worldwide Sales | SELL | $100K–$500K | 2K | $85.15 | Feb 10, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | SELL | $500K+ | 7K | $85.14 | Feb 10, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | GRANT | N/A | 14K | — | Feb 10, 2022 |
| NAYYAR SANDEEP | CFO | GRANT | N/A | 22K | — | Feb 10, 2022 |
| NAYYAR SANDEEP | CFO | SELL | $500K+ | 12K | $85.17 | Feb 10, 2022 |
| Matthews David MH | VP of Product Deve… | SELL | $500K+ | 8K | $85.08 | Feb 10, 2022 |
| Matthews David MH | VP of Product Deve… | GRANT | N/A | 16K | — | Feb 10, 2022 |
| Gupta Sunil | VP of Operations | SELL | $100K–$500K | 2K | $85.15 | Feb 10, 2022 |
| Gupta Sunil | VP of Operations | GRANT | N/A | 5K | — | Feb 10, 2022 |
| Barsan Radu | VP of Technology | GRANT | N/A | 19K | — | Feb 10, 2022 |
| Barsan Radu | VP of Technology | SELL | $500K+ | 10K | $85.12 | Feb 10, 2022 |
| BALAKRISHNAN BALU | President and CEO | SELL | $1M+ | 47K | $85.11 | Feb 10, 2022 |
| BALAKRISHNAN BALU | President and CEO | GRANT | N/A | 86K | — | Feb 10, 2022 |
| Bailey Doug | VP Marketing | GRANT | N/A | 14K | — | Feb 10, 2022 |
| Bailey Doug | VP Marketing | SELL | $500K+ | 6K | $85.05 | Feb 10, 2022 |
| BALAKRISHNAN BALU | President and CEO | SELL | $100K–$500K | 3K | $80.24 | Feb 4, 2022 |
| BALAKRISHNAN BALU | President and CEO | GRANT | N/A | 34K | — | Feb 4, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | GRANT | N/A | 7K | — | Feb 4, 2022 |
| WALKER CLIFFORD | VP Corporate Devel… | SELL | $50K–$100K | 638 | $79.89 | Feb 4, 2022 |
| Bailey Doug | VP Marketing | GRANT | N/A | 6K | — | Feb 4, 2022 |
| Bailey Doug | VP Marketing | SELL | $15K–$50K | 553 | $79.83 | Feb 4, 2022 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 244 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Neuberger Berman Group LLC | 4.0M | $1M+ | SH |
| STATE STREET CORP | 3.4M | $1M+ | SH |
| SNYDER CAPITAL MANAGEMENT L P | 2.1M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.4M | $1M+ | SH |
| Capital International Investors | 1.3M | $1M+ | SH |
| WESTWOOD HOLDINGS GROUP INC | 1.0M | $1M+ | SH |
| Copeland Capital Management, LLC | 995K | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 920K | $1M+ | SH |
| Stephens Investment Management Group LLC | 748K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 718K | $1M+ | SH |
| NOMURA HOLDINGS INC | 654K | $1M+ | SH |
| Robeco Schweiz AG | 627K | $1M+ | SH |
| BNP Paribas Asset Management Holding S.A. | 597K | $1M+ | SH |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | 442K | $1M+ | SH |
| Boston Trust Walden Corp | 392K | $1M+ | SH |
| RIVERBRIDGE PARTNERS LLC | 358K | $1M+ | SH |
| Granite Investment Partners, LLC | 355K | $1M+ | SH |
| ASR Vermogensbeheer N.V. | 341K | $1M+ | SH |
| ProShare Advisors LLC | 333K | $1M+ | SH |
| Grandeur Peak Global Advisors, LLC | 306K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G · Feb 9, 2026
6.1%
3.4M shares
SC 13G/A · Jan 30, 2026
13.7%
7.6M shares
SC 13G/A · Jan 21, 2026
14.9%
8.2M shares
SC 13G · Nov 10, 2025
5.1%
2.9M shares
SC 13G/A · Nov 12, 2024
12.5%
7.1M shares
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
Neuberger Berman Group LLC 61-1591182
SC 13G/A · Feb 13, 2024
5.8%
3.3M shares
SC 13G/A · Jan 23, 2024
13.0%
7.4M shares
SC 13G/A · Feb 10, 2023
6.1%
3.5M shares
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
SC 13G/A · Feb 14, 2022
6.2%
3.7M shares
SC 13G/A · Jan 27, 2022
12.3%
7.4M shares
SC 13G/A · Jan 25, 2022
12.3%
7.4M shares