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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
-2.67%
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
$38.7B
AUM Growth
-$490M
Cap. Flow
+$1.41B
Cap. Flow %
3.64%
Top 10 Hldgs %
25.43%
Holding
2,386
New
123
Increased
1,235
Reduced
836
Closed
145

Top Buys

Rank Stock Value
1
RSP icon
Invesco S&P 500 Equal Weight ETF
RSP
+$795M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$386M
3
EFFE
Harbor Osmosis Emerging Markets Resource Efficient ETF
EFFE
+$105M
4
BRK.A icon
Berkshire Hathaway Class A
BRK.A
+$90.4M
5
EFFI
Harbor Osmosis International Resource Efficient ETF
EFFI
+$58.1M

Top Sells

Rank Stock Value
1
IBIT icon
iShares Bitcoin Trust
IBIT
+$322M
2
USHY icon
iShares Broad USD High Yield Corporate Bond ETF
USHY
+$85.2M
3
HEI.A icon
HEICO Corp Class A
HEI.A
+$34.6M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$26.5M
5
ALTR
Altair Engineering Inc
ALTR
+$21.6M

Sector Composition

Rank Sector Weight
1 Technology 24.98%
2 Financials 13.13%
3 Communication Services 10.56%
4 Healthcare 10.1%
5 Consumer Discretionary 9.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CROX icon
726
Crocs
CROX
$6.36B
$8.02M 0.02%
75,495
+2,789
+4% +$289K
APLE icon
727
Apple Hospitality REIT
APLE
$3.75B
$8M 0.02%
619,834
+128,304
+26% +$1.88M
ATMU icon
728
Atmus Filtration Technologies
ATMU
$4.06B
$7.97M 0.02%
217,067
+1,140
+0.5% +$45K
SKT icon
729
Tanger
SKT
$4.42B
$7.95M 0.02%
235,178
-461
-0.2% -$15.5K
ONTO icon
730
Onto Innovation
ONTO
$20.6B
$7.94M 0.02%
65,445
+5,667
+9% +$954K
BRBR icon
731
BellRing Brands
BRBR
$1.28B
$7.93M 0.02%
106,473
+11,673
+12% +$857K
TPB icon
732
Turning Point Brands
TPB
$1.73B
$7.88M 0.02%
132,645
+42,007
+46% +$2.6M
BPOP icon
733
Popular Inc
BPOP
$11.3B
$7.87M 0.02%
85,225
-311
-0.4% -$30.3K
MIDD icon
734
Middleby
MIDD
$5.29B
$7.87M 0.02%
51,755
+217
+0.4% +$34K
GLPI icon
735
Gaming and Leisure Properties
GLPI
$12.7B
$7.86M 0.02%
154,488
+1,193
+0.8% +$58.6K
IRTC icon
736
iRhythm Holdings
IRTC
$4.06B
$7.86M 0.02%
75,040
+624
+0.8% +$66.1K
PLXS icon
737
Plexus
PLXS
$7.04B
$7.85M 0.02%
61,247
-2,839
-4% -$399K
R icon
738
Ryder
R
$10.1B
$7.83M 0.02%
54,462
-413
-0.8% -$64.3K
AMH icon
739
American Homes 4 Rent
AMH
$12.3B
$7.83M 0.02%
207,079
+25,590
+14% +$914K
CCK icon
740
Crown Holdings
CCK
$12.9B
$7.78M 0.02%
87,114
+7,460
+9% +$651K
CYBR
741
DELISTED
CyberArk
CYBR
$7.77M 0.02%
22,988
+3,900
+20% +$1.4M
BDC icon
742
Belden
BDC
$5.36B
$7.73M 0.02%
77,134
-15,142
-16% -$1.68M
P
743
Everpure Inc
P
$39B
$7.68M 0.02%
173,463
-987
-0.6% -$59.5K
WING icon
744
Wingstop
WING
$3.1B
$7.68M 0.02%
34,032
+3,920
+13% +$1.02M
FSS icon
745
Federal Signal
FSS
$7.51B
$7.67M 0.02%
104,245
-870
-0.8% -$77.8K
CMC icon
746
Commercial Metals
CMC
$7.98B
$7.66M 0.02%
166,423
+447
+0.3% +$21.7K
CRL icon
747
Charles River Laboratories
CRL
$13.4B
$7.65M 0.02%
50,807
+15,101
+42% +$2.53M
CHEF icon
748
Chefs' Warehouse
CHEF
$4.57B
$7.62M 0.02%
139,953
+18,857
+16% +$1.05M
FLEX icon
749
Flex
FLEX
$45.9B
$7.61M 0.02%
230,058
+11,714
+5% +$459K
ALSN icon
750
Allison Transmission
ALSN
$10.2B
$7.59M 0.02%
79,312
-8,652
-10% -$918K
28 29
30
31 32

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State of Wisconsin Investment Board's Q1 2025 Portfolio in Review

As of Q1 2025, State of Wisconsin Investment Board held 2,386 positions worth $38.7B, down 1.2% from $39.2B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

State of Wisconsin Investment Board deployed $1.41B of net new capital in Q1 2025, opening 123 new positions and adding to 1,235 existing holdings. Its largest new stake was Harbor Osmosis Emerging Markets Resource Efficient ETF: 5,140,000 shares worth $106M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 28% a quarter earlier, followed by Financials and Communication Services.

On the sell side, the largest reduction was HEICO Corp Class A, an estimated $34.6M trimmed.

  • State of Wisconsin Investment Board's largest Q1 2025 buy was Harbor Osmosis Emerging Markets Resource Efficient ETF: 5,140,000 shares worth $106M.
  • State of Wisconsin Investment Board added most to Invesco S&P 500 Equal Weight ETF in Q1 2025, an estimated $795M increase.
  • State of Wisconsin Investment Board's biggest Q1 2025 reduction was HEICO Corp Class A, cutting an estimated $34.6M.
  • State of Wisconsin Investment Board fully exited iShares Bitcoin Trust in Q1 2025, selling an estimated $322M.
  • State of Wisconsin Investment Board's ten largest holdings make up 25% of its $38.7B portfolio in Q1 2025.
  • State of Wisconsin Investment Board opened 123 new positions and closed 145 in Q1 2025.
  • State of Wisconsin Investment Board's portfolio value fell 1.2% quarter-over-quarter to $38.7B.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2025, filed 15 May 2025.