Public Sector Pension Investment Board (PSP Investments)
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Public Sector Pension Investment Board (PSP Investments)’s Power Integrations POWI Stock Holding History

Public Sector Pension Investment Board (PSP Investments)’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 		$16M Sell
191,450
-7,122
-4% -$514K 0.04% 407
2026
Q1 		$10.2M Buy
198,572
+7,072
+4% +$325K 0.03% 552
2025
Q4 		$6.81M Buy
+191,500
New +$7.26M 0.02% 692
2021
Q4 		– Sell
-121,834
Closed -$12.1M – 1456
2021
Q3 		$12.1M Sell
121,834
-2,110
-2% -$204K 0.07% 236
2021
Q2 		$10.2M Buy
123,944
+520
+0.4% +$42K 0.06% 258
2021
Q1 		$10.1M Sell
123,424
-10,163
-8% -$885K 0.06% 258
2020
Q4 		$10.9M Sell
133,587
-8,656
-6% -$587K 0.08% 221
2020
Q3 		$7.88M Buy
142,243
+7,139
+5% +$411K 0.06% 281
2020
Q2 		$7.98M Buy
135,104
+3,230
+2% +$170K 0.07% 233
2020
Q1 		$5.82M Hold
131,874
– – 0.07% 245
2019
Q4 		$6.52M Sell
131,874
-17,000
-11% -$784K 0.04% 452
2019
Q3 		$6.73M Buy
148,874
+19,896
+15% +$863K 0.05% 396
2019
Q2 		$5.17M Buy
128,978
+76,200
+144% +$2.78M 0.04% 423
2019
Q1 		$1.85M Buy
52,778
+1,200
+2% +$40.8K 0.02% 714
2018
Q4 		$1.57M Buy
51,578
+10,800
+26% +$319K 0.01% 706
2018
Q3 		$1.29M Buy
40,778
+2,166
+6% +$77.9K 0.01% 860
2018
Q2 		$1.41M Hold
38,612
– – 0.01% 614
2018
Q1 		$1.32M Buy
38,612
+1,200
+3% +$42.8K 0.01% 601
2017
Q4 		$1.38M Hold
37,412
– – 0.01% 669
2017
Q3 		$1.37M Buy
37,412
+6,988
+23% +$255K 0.01% 627
2017
Q2 		$1.11M Sell
30,424
-11,000
-27% -$365K 0.01% 690
2017
Q1 		$1.36M Hold
41,424
– – 0.01% 751
2016
Q4 		$1.41M Buy
41,424
+1,400
+3% +$45.8K 0.01% 729
2016
Q3 		$1.26M Hold
40,024
– – 0.01% 740
2016
Q2 		$1M Hold
40,024
– – 0.01% 771
2016
Q1 		$994K Hold
40,024
– – 0.01% 751
2015
Q4 		$973K Sell
40,024
-24,000
-37% -$584K 0.01% 789
2015
Q3 		$1.35M Sell
64,024
-27,400
-30% -$549K 0.01% 798
2015
Q2 		$2.06M Sell
91,424
-19,800
-18% -$495K 0.02% 802
2015
Q1 		$2.9M Buy
111,224
+88
+0.1% +$2.37K 0.02% 697
2014
Q4 		$2.88M Sell
111,136
-1,800
-2% -$45.8K 0.02% 690
2014
Q3 		$3.04M Sell
112,936
-20,600
-15% -$580K 0.02% 654
2014
Q2 		$3.84M Buy
133,536
+11,304
+9% +$316K 0.02% 615
2014
Q1 		$4.02M Sell
122,232
-23,600
-16% -$716K 0.03% 549
2013
Q4 		$4.07M Buy
145,832
+3,200
+2% +$86.4K 0.03% 588
2013
Q3 		$3.86M Buy
142,632
+33,000
+30% +$855K 0.02% 550
2013
Q2 		$2.22M Buy
+109,632
New +$2.28M 0.02% 718

Other funds holding POWI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
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
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
SCM
Snyder Capital Management San Francisco, California $5.79B AUM 33.56% 1-Year Est. Return
RS
Robeco Schweiz Zurich, Switzerland $6.23B AUM 86.54% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Public Sector Pension Investment Board (PSP Investments)'s POWI Position: Q2 2026 in Review

Public Sector Pension Investment Board (PSP Investments) reduced its Power Integrations (POWI) stake by 3.6% in Q2 2026, selling an estimated $514K and leaving 191,450 shares worth $16M. The position accounts for 0.04% of the portfolio, ranked #407.

Public Sector Pension Investment Board (PSP Investments) first reported a position in POWI in Q2 2013 and has held it in 37 quarters since. 287 funds tracked by Wall St. Rank hold POWI as of Q2 2026.

  • Public Sector Pension Investment Board (PSP Investments) held 191,450 shares of Power Integrations worth $16M as of Q2 2026.
  • Public Sector Pension Investment Board (PSP Investments) sold 7,122 Power Integrations shares in Q2 2026, an estimated $514K.
  • Power Integrations made up 0.04% of Public Sector Pension Investment Board (PSP Investments)'s portfolio in Q2 2026, its #407 holding.
  • Public Sector Pension Investment Board (PSP Investments) first reported a position in Power Integrations in Q2 2013 and has held it in 37 quarters since.
  • 287 funds tracked by Wall St. Rank held Power Integrations as of Q2 2026.

Based on Public Sector Pension Investment Board (PSP Investments)'s 13F filing for Q2 2026, filed 13 Aug 2026.