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State of Wisconsin Investment Board

State of Wisconsin Investment Board Portfolio holdings

AUM $43.7B
1-Year Est. Return 27.76%
This Fund
S&P 500
This Quarter Est. Return
+3.81%
1 Year Est. Return
+27.76%
3 Year Est. Return
+95.56%
5 Year Est. Return
+123.77%
10 Year Est. Return
+486.44%
AUM
$44.7B
AUM Growth
+$1.12B
Cap. Flow
+$282M
Cap. Flow %
0.63%
Top 10 Hldgs %
28.98%
Holding
2,613
New
247
Increased
776
Reduced
1,214
Closed
248

Top Buys

Rank Stock Value
1
RSP icon
Invesco S&P 500 Equal Weight ETF
RSP
+$201M
2
RY icon
Royal Bank of Canada
RY
+$78.9M
3
BEP icon
Brookfield Renewable
BEP
+$77.7M
4
SHOP icon
Shopify
SHOP
+$70.6M
5
BKLN icon
Invesco Senior Loan ETF
BKLN
+$66.7M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$112M
2
NVDA icon
NVIDIA
NVDA
+$101M
3
ZG icon
Zillow
ZG
+$101M
4
MSFT icon
Microsoft
MSFT
+$80.8M
5
AMZN icon
Amazon
AMZN
+$39.8M

Sector Composition

Rank Sector Weight
1 Technology 26.6%
2 Financials 13.19%
3 Communication Services 10.23%
4 Consumer Discretionary 9.12%
5 Healthcare 8.62%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
BF.B icon
726
Brown-Forman Class B
BF.B
$12.9B
$9.13M 0.02%
350,497
-47,971
-12% -$1.35M
LNTH icon
727
Lantheus
LNTH
$6.59B
$9.08M 0.02%
136,431
+15,657
+13% +$911K
IRTC icon
728
iRhythm Holdings
IRTC
$4.06B
$9.08M 0.02%
51,153
-9,071
-15% -$1.61M
ABX
729
Abacus Global Management
ABX
$833M
$9.07M 0.02%
1,060,994
+78,154
+8% +$514K
WMS icon
730
Advanced Drainage Systems
WMS
$11.3B
$9.06M 0.02%
62,526
-1,894
-3% -$274K
UHS icon
731
Universal Health Services
UHS
$10.1B
$9.03M 0.02%
41,427
+11,264
+37% +$2.49M
ALLY icon
732
Ally Financial
ALLY
$13.6B
$9.02M 0.02%
199,071
-27,132
-12% -$1.12M
ALGN icon
733
Align Technology
ALGN
$12.5B
$8.99M 0.02%
57,573
+21,188
+58% +$3.04M
U icon
734
Unity
U
$20.2B
$8.99M 0.02%
203,524
+132,558
+187% +$5.4M
DECK icon
735
Deckers Outdoor
DECK
$12.7B
$8.99M 0.02%
86,706
-28,488
-25% -$2.67M
ESAB icon
736
ESAB
ESAB
$5.29B
$8.99M 0.02%
80,453
-15,403
-16% -$1.76M
WPC icon
737
W.P. Carey
WPC
$16.3B
$8.96M 0.02%
139,294
+24,922
+22% +$1.66M
PIPR icon
738
Piper Sandler
PIPR
$5.54B
$8.96M 0.02%
105,504
+2,844
+3% +$240K
EPAM icon
739
EPAM Systems
EPAM
$5.24B
$8.94M 0.02%
43,620
-31,121
-42% -$5.55M
MKC icon
740
McCormick & Company Non-Voting
MKC
$14.6B
$8.92M 0.02%
130,906
-1,653
-1% -$110K
DKNG icon
741
DraftKings
DKNG
$12.6B
$8.91M 0.02%
258,588
-46,024
-15% -$1.51M
GPC icon
742
Genuine Parts
GPC
$18.7B
$8.89M 0.02%
72,327
-448
-0.6% -$58K
DGII icon
743
Digi International
DGII
$3.23B
$8.89M 0.02%
205,387
+13,004
+7% +$521K
GDDY icon
744
GoDaddy
GDDY
$12.7B
$8.88M 0.02%
71,595
-21,021
-23% -$2.72M
TRNO icon
745
Terreno Realty
TRNO
$7.5B
$8.88M 0.02%
151,200
+2,112
+1% +$127K
EVRG icon
746
Evergy
EVRG
$19.3B
$8.87M 0.02%
122,330
-26,362
-18% -$2M
AER icon
747
AerCap
AER
$23.5B
$8.87M 0.02%
61,679
-3,800
-6% -$503K
Q
748
Qnity Electronics Inc
Q
$29.8B
$8.86M 0.02%
+108,495
New +$9.22M
PNR icon
749
Pentair
PNR
$10.7B
$8.84M 0.02%
84,906
-1,628
-2% -$174K
PAAS icon
750
Pan American Silver
PAAS
$19.9B
$8.81M 0.02%
+169,775
New +$7.11M
28 29
30
31 32

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State of Wisconsin Investment Board's Q4 2025 Portfolio in Review

As of Q4 2025, State of Wisconsin Investment Board held 2,613 positions worth $44.7B, up 2.6% from $43.6B the previous quarter. Its ten largest holdings account for 29% of the portfolio.

State of Wisconsin Investment Board's Q4 2025 filing shows 247 new, 776 increased, 1,214 reduced and 248 closed positions. Its largest new stake was Royal Bank of Canada: 513,881 shares worth $87.7M. The largest sale was Apple, an estimated $112M.

By sector, the portfolio is most concentrated in Technology at 27% of assets, down from 28% a quarter earlier, followed by Financials and Communication Services.

  • State of Wisconsin Investment Board's largest Q4 2025 buy was Royal Bank of Canada: 513,881 shares worth $87.7M.
  • State of Wisconsin Investment Board added most to Invesco S&P 500 Equal Weight ETF in Q4 2025, an estimated $201M increase.
  • State of Wisconsin Investment Board's biggest Q4 2025 reduction was Apple, cutting an estimated $112M.
  • State of Wisconsin Investment Board fully exited Xtrackers Harvest CSI 300 China A-Shares ETF in Q4 2025, selling an estimated $24.9M.
  • State of Wisconsin Investment Board's ten largest holdings make up 29% of its $44.7B portfolio in Q4 2025.
  • State of Wisconsin Investment Board opened 247 new positions and closed 248 in Q4 2025.
  • State of Wisconsin Investment Board's portfolio value rose 2.6% quarter-over-quarter to $44.7B.

Based on State of Wisconsin Investment Board's 13F filing for Q4 2025, filed 17 Feb 2026.