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SunPower Inc
SPWR

79 hedge funds and large institutions have $34.7M invested in SunPower Inc in 2025 Q3 according to their latest regulatory filings, with 19 funds opening new positions, 21 increasing their positions, 19 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

280% more first-time investments, than exits

New positions opened: 19 | Existing positions closed: 5

22% more funds holding

Funds holding: 65 → 79 (+14)

11% more repeat investments, than reductions

Existing positions increased: 21 | Existing positions reduced: 19

5% more capital invested

Capital invested by funds: $32.9M → $34.7M (+$1.78M)

1.43% more ownership

Funds ownership: 22.28% → 23.71% (+1.4%)

Holders
79
Holders Change
+14
Holders Change %
+21.54%
% of All Funds
1.04%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
19
Increased
21
Reduced
19
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
+$1.07M
2
BlackRock
BlackRock
New York
+$625K
3
XT
XTX Topco
Cayman Islands
+$455K
4
Citadel Advisors
Citadel Advisors
Florida
+$352K
5
AAP
Ardsley Advisory Partners
Connecticut
+$347K

Top Sellers

Rank Fund Capital Flow
1
Marshall Wace
Marshall Wace
United Kingdom
-$596K
2
CG
Carlyle Group
District of Columbia
-$543K
3
MC
Meteora Capital
Florida
-$360K
4
Millennium Management
Millennium Management
New York
-$214K
5
UBS Group
UBS Group
Switzerland
-$196K
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$6.43M +$625K +377,867 +12%
Vanguard Group
2
Vanguard Group
Pennsylvania
$5.53M +$224K +135,479 +5%
PAMP
3
Polar Asset Management Partners
Ontario, Canada
$3.68M – – –
Geode Capital Management
4
Geode Capital Management
Massachusetts
$2.48M +$331K +200,321 +17%
CG
5
Carlyle Group
District of Columbia
$2.22M -$543K -328,497 -21%
MC
6
Meteora Capital
Florida
$1.78M -$360K -217,849 -18%
Renaissance Technologies
7
Renaissance Technologies
New York
$1.74M +$1.07M +647,188 +189%
State Street
8
State Street
Massachusetts
$1.21M +$251K +151,763 +28%
XT
9
XTX Topco
Cayman Islands
$1.01M +$455K +275,165 +92%
Northern Trust
10
Northern Trust
Illinois
$825K +$90.4K +54,701 +13%
Citadel Advisors
11
Citadel Advisors
Florida
$731K +$352K +213,131 +105%
SMTF
12
Sphera Management Technology Funds
Israel
$605K +$320K +193,845 +129%
Goldman Sachs
13
Goldman Sachs
New York
$532K +$271K +164,159 +119%
UBS Group
14
UBS Group
Switzerland
$473K -$196K -118,867 -31%
Marshall Wace
15
Marshall Wace
United Kingdom
$398K -$596K -360,406 -61%
Luther King Capital Management (LKCM)
16
Luther King Capital Management (LKCM)
Texas
$370K – – –
AAP
17
Ardsley Advisory Partners
Connecticut
$370K +$347K +210,000 New
QOP
18
Quinn Opportunity Partners
Virginia
$342K – – –
Bank of New York Mellon
19
Bank of New York Mellon
New York
$274K +$18.8K +11,395 +8%
Charles Schwab
20
Charles Schwab
California
$265K – – –
FCM
21
Firsthand Capital Management
California
$264K +$82.7K +50,000 +50%
BCM
22
Bridgeway Capital Management
Texas
$195K -$66.1K -40,000 -27%
Jane Street
23
Jane Street
New York
$189K +$55.6K +33,635 +45%
Rockefeller Capital Management
24
Rockefeller Capital Management
New York
$176K +$165K +100,000 New
Morgan Stanley
25
Morgan Stanley
New York
$164K -$32.4K -19,620 -17%
1
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SPWR Hedge Fund Activity: Q3 2025 in Review

79 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in SunPower Inc (SPWR) for Q3 2025, worth a combined $34.7M — up 5.4% from $32.9M a quarter earlier.

Buyers outnumbered sellers: 19 funds opened new SPWR positions and 5 closed out — a net gain of 14 holders — while 21 added to existing stakes and 19 trimmed.

The largest buyer was Renaissance Technologies, adding an estimated $1.07M. The largest seller was Marshall Wace, cutting an estimated $596K.

  • 79 institutional investors held SunPower Inc (SPWR) as of Q3 2025, up from 65 in Q2 2025.
  • Funds reported $34.7M of SunPower Inc stock for Q3 2025, up 5.4% quarter-over-quarter.
  • 19 funds opened new SunPower Inc positions in Q3 2025 and 5 closed out, a net change of +14 holders.
  • The largest SunPower Inc buyer in Q3 2025 was Renaissance Technologies, an estimated $1.07M added.
  • The largest SunPower Inc seller in Q3 2025 was Marshall Wace, an estimated $596K sold.

Based on aggregated 13F filings for Q3 2025.