D.E. Shaw & Co
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D.E. Shaw & Co’s Power Integrations POWI Stock Holding History

D.E. Shaw & 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
2014
Q3 		– Sell
-8,000
Closed -$230K – 4330
2014
Q2 		$230K Sell
8,000
-100,400
-93% -$2.81M ﹤0.01% 3933
2014
Q1 		$3.56M Sell
108,400
-59,200
-35% -$1.8M 0.01% 1845
2013
Q4 		$4.68M Hold
167,600
– – 0.01% 1730
2013
Q3 		$4.54M Buy
+167,600
New +$4.34M 0.01% 1689

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

D.E. Shaw & Co's POWI Position: Q2 2026 in Review

D.E. Shaw & Co opened a new position in Power Integrations (POWI) in Q2 2026: 25,900 shares worth $2.17M. The stake represents ﹤0.01% of the portfolio and ranks #3132 among its holdings. This is a return to the name: D.E. Shaw & Co previously reported a position in POWI as recently as Q4 2025.

D.E. Shaw & Co first reported a position in POWI in Q3 2013 and has held it in 46 quarters since. The position peaked at $40.9M in Q3 2024. 373 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

  • D.E. Shaw & Co held 25,900 shares of Power Integrations worth $2.17M as of Q2 2026.
  • Power Integrations was a new D.E. Shaw & Co position in Q2 2026.
  • Power Integrations made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q2 2026, its #3132 holding.
  • D.E. Shaw & Co first reported a position in Power Integrations in Q3 2013 and has held it in 46 quarters since.
  • D.E. Shaw & Co's Power Integrations position peaked at $40.9M in Q3 2024.
  • 373 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.