Guinness Atkinson Asset Management’s Power Integrations POWI Stock Holding History

Guinness Atkinson Asset Management’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	$270K	Hold	3,228	–	–	0.12%	86
2026 Q1	$165K	Hold	3,228	–	–	0.08%	90
2025 Q4	$116K	Buy	3,228 +654	+25%	+$24.8K	0.05%	92
2025 Q3	$101K	Hold	2,574	–	–	0.05%	90
2025 Q2	$144K	Sell	2,574 -429	-14%	-$22K	0.08%	79
2025 Q1	$152K	Sell	3,003 -429	-13%	-$25.7K	0.08%	80
2024 Q4	$212K	Sell	3,432 -858	-20%	-$54.6K	0.11%	77
2024 Q3	$275K	Buy	4,290 +582	+16%	+$38.4K	0.13%	76
2024 Q2	$260K	Sell	3,708 -412	-10%	-$29.6K	0.13%	76
2024 Q1	$295K	Sell	4,120 -225	-5%	-$16.8K	0.14%	76
2023 Q4	$357K	Sell	4,345 -790	-15%	-$60.6K	0.18%	77
2023 Q3	$392K	Buy	5,135 +395	+8%	+$33.8K	0.22%	76
2023 Q2	$449K	Buy	4,740 +560	+13%	+$46.8K	0.24%	69
2023 Q1	$354K	Sell	4,180 -380	-8%	-$31.6K	0.2%	77
2022 Q4	$327K	Hold	4,560	–	–	0.21%	78
2022 Q3	$293K	Sell	4,560 -760	-14%	-$56.9K	0.19%	80
2022 Q2	$399K	Hold	5,320	–	–	0.23%	75
2022 Q1	$493K	Hold	5,320	–	–	0.24%	70
2021 Q4	$494K	Buy	5,320 +380	+8%	+$37.3K	0.22%	65
2021 Q3	$489K	Hold	4,940	–	–	0.23%	59
2021 Q2	$405K	Hold	4,940	–	–	0.18%	71
2021 Q1	$403K	Buy	4,940 +2,280	+86%	+$198K	0.2%	66
2020 Q4	$218K	Buy	2,660 +1,140	+75%	+$77.4K	0.12%	69
2020 Q3	$84K	Buy	1,520 +380	+33%	+$21.9K	0.05%	73
2020 Q2	$67K	Hold	1,140	–	–	0.04%	71
2020 Q1	$50K	Sell	1,140 -380	-25%	-$18.4K	0.04%	69
2019 Q4	$75K	Buy	+1,520	New	+$70.1K	0.05%	72

Other funds holding POWI

Robeco Schweiz Zurich, Switzerland $6.23B AUM 86.54% 1-Year Est. Return

CAM

Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

BTW

Boston Trust Walden Boston, Massachusetts $13.1B AUM 24.63% 1-Year Est. Return

SIMG

Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return

ASR Vermogensbeheer Utrecht, Netherlands $9.71B AUM 37.32% 1-Year Est. Return

TCM

Tributary Capital Management Omaha, Nebraska $1.22B AUM 44.12% 1-Year Est. Return

Riverbridge Partners Minneapolis, Minnesota $3.58B AUM 4.02% 1-Year Est. Return

HIM

Herald Investment Management London, United Kingdom $737M AUM 158.15% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

ACM

Ariose Capital Management Central, Hong Kong, Hong Kong $234M AUM 640.82% 1-Year Est. Return

Guinness Atkinson Asset Management's POWI Position: Q2 2026 in Review

Guinness Atkinson Asset Management held its Power Integrations (POWI) position steady in Q2 2026 at 3,228 shares worth $270K. The position accounts for 0.12% of the portfolio, ranked #86.

Guinness Atkinson Asset Management first reported a position in POWI in Q4 2019 and has held it in 27 quarters since. The position peaked at $494K in Q4 2021. 97 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

Guinness Atkinson Asset Management held 3,228 shares of Power Integrations worth $270K as of Q2 2026.
Guinness Atkinson Asset Management left its Power Integrations share count unchanged in Q2 2026.
Power Integrations made up 0.12% of Guinness Atkinson Asset Management's portfolio in Q2 2026, its #86 holding.
Guinness Atkinson Asset Management first reported a position in Power Integrations in Q4 2019 and has held it in 27 quarters since.
Guinness Atkinson Asset Management's Power Integrations position peaked at $494K in Q4 2021.
97 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on Guinness Atkinson Asset Management's 13F filing for Q2 2026, filed 29 Jul 2026.