Jane Street
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Jane Street’s Power Integrations POWI Stock Holding History

Jane Street’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 		$1.23M Buy
14,700
+6,900
+88% +$498K ﹤0.01% 6103
2026
Q1 		$399K Sell
7,800
-1,500
-16% -$68.8K ﹤0.01% 8558
2025
Q4 		$331K Buy
+9,300
New +$353K ﹤0.01% 8616
2024
Q2 		– Sell
-3,000
Closed -$215K – 10007
2024
Q1 		$215K Buy
+3,000
New +$224K ﹤0.01% 8092
2023
Q4 		– Sell
-4,500
Closed -$343K – 9671
2023
Q3 		$343K Buy
4,500
+1,200
+36% +$103K ﹤0.01% 6865
2023
Q2 		$312K Buy
3,300
+500
+18% +$41.7K ﹤0.01% 7062
2023
Q1 		$237K Buy
+2,800
New +$232K ﹤0.01% 7573
2022
Q4 		– Sell
-3,800
Closed -$244K – 9898
2022
Q3 		$244K Sell
3,800
-10,000
-72% -$748K ﹤0.01% 7879
2022
Q2 		$1.03M Buy
13,800
+700
+5% +$56.8K ﹤0.01% 5423
2022
Q1 		$1.21M Sell
13,100
-8,500
-39% -$741K ﹤0.01% 5738
2021
Q4 		$2.01M Buy
21,600
+2,400
+13% +$236K ﹤0.01% 4488
2021
Q3 		$1.9M Buy
+19,200
New +$1.86M ﹤0.01% 4581
2021
Q2 		– Sell
-2,600
Closed -$212K – 10264
2021
Q1 		$212K Sell
2,600
-3,800
-59% -$331K ﹤0.01% 8187
2020
Q4 		$524K Sell
6,400
-9,500
-60% -$645K ﹤0.01% 5664
2020
Q3 		$881K Buy
15,900
+3,900
+33% +$225K ﹤0.01% 4303
2020
Q2 		$709K Buy
+12,000
New +$631K ﹤0.01% 4565

Other funds holding POWI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
T. Rowe Price Associates
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
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's POWI Position: Q2 2026 in Review

Jane Street opened a new position in Power Integrations (POWI) in Q2 2026: 117,524 shares worth $9.84M. The stake represents ﹤0.01% of the portfolio and ranks #2850 among its holdings. This is a return to the name: Jane Street previously reported a position in POWI as recently as Q3 2025.

Jane Street first reported a position in POWI in Q3 2013 and has held it in 27 quarters since. The position peaked at $11M in Q3 2025. 372 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

  • Jane Street held 117,524 shares of Power Integrations worth $9.84M as of Q2 2026.
  • Power Integrations was a new Jane Street position in Q2 2026.
  • Power Integrations made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #2850 holding.
  • Jane Street first reported a position in Power Integrations in Q3 2013 and has held it in 27 quarters since.
  • Jane Street's Power Integrations position peaked at $11M in Q3 2025.
  • 372 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.