Brown Brothers Harriman & Co’s Power Integrations POWI Stock Holding History

Brown Brothers Harriman & Co’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 Q2	$1.59K	Hold	19	–	–	﹤0.01%	1744
2026 Q1	$973	Sell	19 -109	-85%	-$5K	﹤0.01%	1741
2025 Q4	$4.55K	Sell	128 -84	-40%	-$3.18K	﹤0.01%	1535
2025 Q3	$8.53K	Buy	212 +84	+66%	+$4.05K	﹤0.01%	1310
2025 Q2	$7.16K	Buy	+128	New	+$6.57K	﹤0.01%	1237
2022 Q2	–	Sell	-140	Closed	-$13K	–	1385
2022 Q1	$13K	Buy	+140	New	+$12.2K	﹤0.01%	993
2021 Q1	–	Sell	-427	Closed	-$35K	–	1212
2020 Q4	$35K	Hold	427	–	–	﹤0.01%	714
2020 Q3	$24K	Buy	+427	New	+$24.6K	﹤0.01%	672
2018 Q1	–	Sell	-100	Closed	-$4K	–	1047
2017 Q4	$4K	Buy	+100	New	+$3.81K	﹤0.01%	895

Other funds holding POWI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

DGI

Disciplined Growth Investors Minneapolis, Minnesota $5.91B AUM 53.97% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Brown Brothers Harriman & Co's POWI Position: Q2 2026 in Review

Brown Brothers Harriman & Co held its Power Integrations (POWI) position steady in Q2 2026 at 19 shares worth $1.59K. The position accounts for ﹤0.01% of the portfolio, ranked #1744.

Brown Brothers Harriman & Co first reported a position in POWI in Q4 2017 and has held it in 9 quarters since. The position peaked at $35K in Q4 2020. 372 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

Brown Brothers Harriman & Co held 19 shares of Power Integrations worth $1.59K as of Q2 2026.
Brown Brothers Harriman & Co left its Power Integrations share count unchanged in Q2 2026.
Power Integrations made up ﹤0.01% of Brown Brothers Harriman & Co's portfolio in Q2 2026, its #1744 holding.
Brown Brothers Harriman & Co first reported a position in Power Integrations in Q4 2017 and has held it in 9 quarters since.
Brown Brothers Harriman & Co's Power Integrations position peaked at $35K in Q4 2020.
372 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on Brown Brothers Harriman & Co's 13F filing for Q2 2026, filed 12 Aug 2026.