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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
+9.63%
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
$43.6B
AUM Growth
+$2.64B
Cap. Flow
-$296M
Cap. Flow %
-0.68%
Top 10 Hldgs %
29.38%
Holding
2,561
New
248
Increased
889
Reduced
1,164
Closed
195

Top Buys

Rank Stock Value
1
RSP icon
Invesco S&P 500 Equal Weight ETF
RSP
+$108M
2
BRK.A icon
Berkshire Hathaway Class A
BRK.A
+$88M
3
ZG icon
Zillow
ZG
+$57.7M
4
BEP icon
Brookfield Renewable
BEP
+$55M
5
FOX icon
Fox Class B
FOX
+$45.1M

Top Sells

Rank Stock Value
1
AAPL icon
Apple
AAPL
+$53.8M
2
NVDA icon
NVIDIA
NVDA
+$52.1M
3
HES
Hess
HES
+$43.8M
4
MSFT icon
Microsoft
MSFT
+$41.6M
5
XHB icon
State Street SPDR S&P Homebuilders ETF
XHB
+$39.4M

Sector Composition

Rank Sector Weight
1 Technology 27.91%
2 Financials 12.67%
3 Communication Services 10.52%
4 Consumer Discretionary 9.45%
5 Industrials 8.62%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
MCHP icon
376
Microchip Technology
MCHP
$42.2B
$18.2M 0.04%
283,165
-3,086
-1% -$209K
LPLA icon
377
LPL Financial
LPLA
$29.6B
$18.1M 0.04%
54,376
-4,113
-7% -$1.49M
PODD icon
378
Insulet
PODD
$10.2B
$18.1M 0.04%
58,550
+5,785
+11% +$1.81M
ARES icon
379
Ares Management
ARES
$33.7B
$18.1M 0.04%
113,032
+4,234
+4% +$764K
WTW icon
380
Willis Towers Watson
WTW
$30.9B
$18M 0.04%
52,114
-719
-1% -$233K
PBR.A icon
381
Petrobras Class A
PBR.A
$104B
$17.9M 0.04%
1,517,747
-68,716
-4% -$795K
ODFL icon
382
Old Dominion Freight Line
ODFL
$44.8B
$17.9M 0.04%
127,416
+678
+0.5% +$104K
ROAD icon
383
Construction Partners
ROAD
$6.73B
$17.8M 0.04%
140,535
-29,534
-17% -$3.37M
IRM icon
384
Iron Mountain
IRM
$37.7B
$17.8M 0.04%
174,846
-5,820
-3% -$561K
AMCR icon
385
Amcor
AMCR
$21.5B
$17.8M 0.04%
435,742
-249,981
-36% -$11.2M
ITT icon
386
ITT
ITT
$19.3B
$17.8M 0.04%
99,670
+486
+0.5% +$81.5K
ONB icon
387
Old National Bancorp
ONB
$10.4B
$17.8M 0.04%
811,476
+33,151
+4% +$733K
DTE icon
388
DTE Energy
DTE
$29B
$17.8M 0.04%
125,723
-3,810
-3% -$522K
WY icon
389
Weyerhaeuser
WY
$17.9B
$17.7M 0.04%
712,190
-6,705
-0.9% -$171K
IR icon
390
Ingersoll Rand
IR
$32.7B
$17.6M 0.04%
213,602
-2,511
-1% -$206K
WTFC icon
391
Wintrust Financial
WTFC
$11B
$17.6M 0.04%
133,150
+1
+0% +$132
MTZ icon
392
MasTec
MTZ
$22.9B
$17.4M 0.04%
81,936
-11,589
-12% -$2.12M
ALAB icon
393
Astera Labs
ALAB
$56.1B
$17.4M 0.04%
88,999
+2,359
+3% +$388K
LKQ icon
394
LKQ Corp
LKQ
$6.35B
$17.3M 0.04%
566,465
+228,123
+67% +$7.49M
BR icon
395
Broadridge
BR
$19.6B
$17.3M 0.04%
72,449
+3,006
+4% +$749K
LDOS icon
396
Leidos
LDOS
$17.9B
$17.2M 0.04%
91,171
+3,601
+4% +$627K
RDDT icon
397
Reddit
RDDT
$30.3B
$17.2M 0.04%
74,580
-8,115
-10% -$1.66M
EFX icon
398
Equifax
EFX
$21.8B
$17.2M 0.04%
66,859
-4,271
-6% -$1.07M
DD icon
399
DuPont de Nemours
DD
$19.4B
$17.1M 0.04%
175,342
-2,726
-2% -$257K
BCO icon
400
Brink's
BCO
$4.73B
$17.1M 0.04%
146,405
-13,020
-8% -$1.36M
14 15
16
17 18

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State of Wisconsin Investment Board's Q3 2025 Portfolio in Review

As of Q3 2025, State of Wisconsin Investment Board held 2,561 positions worth $43.6B, up 6.5% from $41B the previous quarter. Its ten largest holdings account for 29% of the portfolio.

State of Wisconsin Investment Board's Q3 2025 filing shows 248 new, 889 increased, 1,164 reduced and 195 closed positions. Its largest new stake was Brookfield Renewable: 2,134,542 shares worth $55M. The largest sale was Apple, an estimated $53.8M.

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

  • State of Wisconsin Investment Board's largest Q3 2025 buy was Brookfield Renewable: 2,134,542 shares worth $55M.
  • State of Wisconsin Investment Board added most to Invesco S&P 500 Equal Weight ETF in Q3 2025, an estimated $108M increase.
  • State of Wisconsin Investment Board's biggest Q3 2025 reduction was Apple, cutting an estimated $53.8M.
  • State of Wisconsin Investment Board fully exited Hess in Q3 2025, selling an estimated $43.8M.
  • State of Wisconsin Investment Board's ten largest holdings make up 29% of its $43.6B portfolio in Q3 2025.
  • State of Wisconsin Investment Board opened 248 new positions and closed 195 in Q3 2025.
  • State of Wisconsin Investment Board's portfolio value rose 6.5% quarter-over-quarter to $43.6B.

Based on State of Wisconsin Investment Board's 13F filing for Q3 2025, filed 14 Nov 2025.