Group One Trading’s Power Integrations POWI Stock Holding History

Group One Trading’s Portfolio POWI Stock Details POWI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$210K	Sell	4,100 -3,200	-44%	-$147K	﹤0.01%	4073
2025 Q4	$259K	Buy	+7,300	New	+$277K	﹤0.01%	4134
2024 Q1	–	Sell	-3,000	Closed	-$246K	–	7773
2023 Q4	$246K	Hold	3,000	–	–	﹤0.01%	3677
2023 Q3	$229K	Buy	+3,000	New	+$257K	﹤0.01%	3685
2022 Q2	–	Sell	-300	Closed	-$28K	–	8358
2022 Q1	$28K	Buy	+300	New	+$26.2K	﹤0.01%	6523
2021 Q4	–	Sell	-3,500	Closed	-$346K	–	8713
2021 Q3	$346K	Sell	3,500 -200	-5%	-$19.4K	﹤0.01%	4594
2021 Q2	$304K	Buy	3,700 +3,600	+3,600%	+$291K	﹤0.01%	4771
2021 Q1	$8K	Buy	+100	New	+$8.7K	﹤0.01%	7122
2020 Q4	–	Sell	-2,000	Closed	-$111K	–	6889
2020 Q3	$111K	Hold	2,000	–	–	﹤0.01%	4121
2020 Q2	$118K	Buy	+2,000	New	+$105K	﹤0.01%	3771

Other funds holding POWI

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

SCM

Snyder Capital Management San Francisco, California $5.16B AUM 26.72% 1-Year Est. Return

DGI

Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Group One Trading's POWI Position: Q1 2026 in Review

Group One Trading reduced its Power Integrations (POWI) stake by 99% in Q1 2026, selling an estimated $220K and leaving 69 shares worth $3.53K. The position accounts for ﹤0.01% of the portfolio, ranked #6855.

Group One Trading first reported a position in POWI in Q2 2019 and has held it in 10 quarters since. The position peaked at $173K in Q4 2025. 308 funds tracked by Wall St. Rank hold POWI as of Q1 2026.

Group One Trading held 69 shares of Power Integrations worth $3.53K as of Q1 2026.
Group One Trading sold 4,795 Power Integrations shares in Q1 2026, an estimated $220K.
Power Integrations made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #6855 holding.
Group One Trading first reported a position in Power Integrations in Q2 2019 and has held it in 10 quarters since.
Group One Trading's Power Integrations position peaked at $173K in Q4 2025.
308 funds tracked by Wall St. Rank held Power Integrations as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.