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Power Integrations
POWI

342 hedge funds and large institutions have $3.16B invested in Power Integrations in 2025 Q2 according to their latest regulatory filings, with 44 funds opening new positions, 130 increasing their positions, 130 reducing their positions, and 40 closing their positions.

New
Increased
Maintained
Reduced
Closed

10% more first-time investments, than exits

New positions opened: 44 | Existing positions closed: 40

7% more capital invested

Capital invested by funds: $2.94B → $3.16B (+$214M)

0% more funds holding

Funds holding: 342 → 342 (0)

0% more repeat investments, than reductions

Existing positions increased: 130 | Existing positions reduced: 130

2.09% less ownership

Funds ownership: 102.47% → 100.38% (-2.1%)

Holders
342
Holders Change
–
Holders Change %
0%
% of All Funds
4.5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
44
Increased
130
Reduced
130
Closed
40
Calls
$425K
Puts
–
Net Calls
+$425K
Net Calls Change
-$357K

Top Buyers

Rank Fund Capital Flow
1
Squarepoint
Squarepoint
New York
+$23.9M
2
Norges Bank
Norges Bank
Norway
+$16.3M
3
Marshall Wace
Marshall Wace
United Kingdom
+$13.8M
4
American Century Companies
American Century Companies
Missouri
+$10.9M
5
AQR Capital Management
AQR Capital Management
Connecticut
+$8.31M

Top Sellers

Rank Fund Capital Flow
1
Invesco
Invesco
Georgia
-$44.2M
2
BlackRock
BlackRock
New York
-$23.4M
3
Vontobel Holding
Vontobel Holding
Switzerland
-$14.4M
4
Citigroup
Citigroup
New York
-$13.3M
5
Capital International Investors
Capital International Investors
California
-$12.2M
Name Holding Trade Value Shares
Change 		Change in
Stake
Natixis Advisors
126
Natixis Advisors
Massachusetts
$1.05M +$242K +4,717 +33%
Man Group
127
Man Group
United Kingdom
$1.04M +$434K +8,456 +84%
TRSOTSOK
128
Teachers Retirement System of the State of Kentucky
Kentucky
$1.02M – – –
Pathstone Holdings
129
Pathstone Holdings
New Jersey
$1.02M -$764K -14,884 -45%
VanEck Associates
130
VanEck Associates
New York
$991K +$149K +2,910 +20%
PM
131
Penbrook Management
New York
$979K +$472K +9,200 +100%
AAM
132
Azzad Asset Management
Virginia
$977K +$203K +3,953 +29%
Handelsbanken Fonder
133
Handelsbanken Fonder
Sweden
$973K -$61.6K -1,200 -6%
Walleye Capital
134
Walleye Capital
New York
$969K -$85.6K -1,669 -9%
Zurich Cantonal Bank
135
Zurich Cantonal Bank
Switzerland
$951K +$93.1K +1,815 +12%
SSA
136
Schonfeld Strategic Advisors
New York
$944K +$867K +16,890 New
EGM
137
Engineers Gate Manager
New York
$938K +$204K +3,984 +31%
AIP
138
Ameritas Investment Partners
Nebraska
$931K -$23.7K -461 -3%
ASRS
139
Arizona State Retirement System
Arizona
$926K +$14.7K +286 +2%
Envestnet Portfolio Solutions
140
Envestnet Portfolio Solutions
Illinois
$912K +$483K +9,410 +136%
State Board of Administration of Florida Retirement System
141
State Board of Administration of Florida Retirement System
Florida
$910K – – –
LSERS
142
Louisiana State Employees Retirement System
Louisiana
$883K -$5.13K -100 -0.6%
VPIM
143
Vanguard Personalized Indexing Management
California
$874K +$286K +5,576 +55%
VOYA Investment Management
144
VOYA Investment Management
Georgia
$866K +$16.2K +316 +2%
Ensign Peak Advisors
145
Ensign Peak Advisors
Utah
$864K – – –
GAM
146
Gotham Asset Management
New York
$838K +$769K +14,994 New
Victory Capital Management
147
Victory Capital Management
Texas
$828K -$132K -2,580 -15%
TC
148
TwinBeech Capital
New York
$822K -$825K -16,072 -52%
COPPSERS
149
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$808K +$43.8K +854 +6%
A
150
AlphaQuest
New York
$775K +$115K +2,243 +19%
4 5
6
7 8

POWI Hedge Fund Activity: Q2 2025 in Review

342 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Power Integrations (POWI) for Q2 2025, worth a combined $3.16B — up 7.3% from $2.94B a quarter earlier.

Buyers outnumbered sellers: 44 funds opened new POWI positions and 40 closed out — a net gain of 4 holders — while 130 added to existing stakes and 130 trimmed.

The largest buyer was Squarepoint, adding an estimated $23.9M. The largest seller was Invesco, cutting an estimated $44.2M.

  • 342 institutional investors held Power Integrations (POWI) as of Q2 2025, unchanged from Q1 2025.
  • Funds reported $3.16B of Power Integrations stock for Q2 2025, up 7.3% quarter-over-quarter.
  • 44 funds opened new Power Integrations positions in Q2 2025 and 40 closed out, a net change of +4 holders.
  • The largest Power Integrations buyer in Q2 2025 was Squarepoint, an estimated $23.9M added.
  • The largest Power Integrations seller in Q2 2025 was Invesco, an estimated $44.2M sold.

Based on aggregated 13F filings for Q2 2025.