Firsthand Capital Management’s Power Integrations POWI Stock Holding History

Firsthand Capital 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
2025 Q3	–	Sell	-1,598	Closed	-$89.3K	–	53
2025 Q2	$89.3K	Hold	1,598	–	–	0.16%	42
2025 Q1	$80.7K	Hold	1,598	–	–	0.2%	41
2024 Q4	$98.6K	Hold	1,598	–	–	0.21%	40
2024 Q3	$102K	Sell	1,598 -73,402	-98%	-$4.85M	0.2%	37
2024 Q2	$4.49M	Buy	75,000 +73,402	+4,593%	+$5.27M	8.74%	1
2024 Q1	$114K	Hold	1,598	–	–	0.19%	39
2023 Q4	$194K	Hold	1,598	–	–	0.27%	37
2023 Q3	$122K	Hold	1,598	–	–	0.18%	43
2023 Q2	$151K	Buy	+1,598	New	+$133K	0.18%	41
2020 Q2	–	Sell	-11,598	Closed	-$512K	–	51
2020 Q1	$512K	Hold	11,598	–	–	0.41%	33
2019 Q4	$574K	Hold	11,598	–	–	0.22%	38
2019 Q3	$524K	Hold	11,598	–	–	0.21%	39
2019 Q2	$465K	Hold	11,598	–	–	0.18%	33
2019 Q1	$406K	Hold	11,598	–	–	0.15%	34
2018 Q4	$354K	Hold	11,598	–	–	0.22%	37
2018 Q3	$366K	Hold	11,598	–	–	0.17%	34
2018 Q2	$424K	Hold	11,598	–	–	0.2%	37
2018 Q1	$396K	Hold	11,598	–	–	0.22%	39
2017 Q4	$427K	Hold	11,598	–	–	0.31%	30
2017 Q3	$424K	Hold	11,598	–	–	0.38%	31
2017 Q2	$423K	Hold	11,598	–	–	0.43%	29
2017 Q1	$381K	Hold	11,598	–	–	0.41%	29
2016 Q4	$398K	Sell	11,598 -4,000	-26%	-$131K	0.43%	31
2016 Q3	$492K	Sell	15,598 -4,000	-20%	-$114K	0.45%	34
2016 Q2	$491K	Hold	19,598	–	–	0.54%	32
2016 Q1	$487K	Hold	19,598	–	–	0.42%	35
2015 Q4	$477K	Hold	19,598	–	–	0.37%	38
2015 Q3	$413K	Hold	19,598	–	–	0.33%	37
2015 Q2	$443K	Hold	19,598	–	–	0.28%	39
2015 Q1	$510K	Sell	19,598 -2,000	-9%	-$53.9K	0.32%	39
2014 Q4	$559K	Sell	21,598 -10,000	-32%	-$254K	0.33%	37
2014 Q3	$852K	Hold	31,598	–	–	0.45%	37
2014 Q2	$909K	Hold	31,598	–	–	0.42%	38
2014 Q1	$1.04M	Hold	31,598	–	–	0.48%	38
2013 Q4	$882K	Buy	31,598 +20,000	+172%	+$540K	0.44%	27
2013 Q3	$314K	Hold	11,598	–	–	0.26%	30
2013 Q2	$235K	Buy	+11,598	New	+$242K	0.23%	36

Other funds holding POWI

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

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

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

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

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

DGI

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

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

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

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

CCM

Copeland Capital Management Conshohocken, Pennsylvania $4.5B AUM 18.67% 1-Year Est. Return

Firsthand Capital Management's POWI Position: Q3 2025 in Review

Firsthand Capital Management sold out of Power Integrations (POWI) in Q3 2025, closing a stake of 1,598 shares — an estimated $89.3K sold.

Firsthand Capital Management first reported a position in POWI in Q2 2013 and held it in 37 quarters. The position peaked at $4.49M in Q2 2024. 315 funds tracked by Wall St. Rank hold POWI as of Q3 2025.

Firsthand Capital Management reported no remaining Power Integrations position as of Q3 2025 after selling out during the quarter.
Firsthand Capital Management sold 1,598 Power Integrations shares in Q3 2025, an estimated $89.3K.
Firsthand Capital Management first reported a position in Power Integrations in Q2 2013 and held it in 37 quarters.
Firsthand Capital Management's Power Integrations position peaked at $4.49M in Q2 2024.
315 funds tracked by Wall St. Rank held Power Integrations as of Q3 2025.

Based on Firsthand Capital Management's 13F filing for Q3 2025, filed 14 Nov 2025.