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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
TDG icon
151
TransDigm Group
TDG
$68.1B
$45.5M 0.12%
32,902
+1,328
+4% +$1.77M
MMM icon
152
3M
MMM
$93.3B
$45M 0.12%
306,117
-40,719
-12% -$5.98M
DASH icon
153
DoorDash
DASH
$93.1B
$44.9M 0.12%
245,518
+54,174
+28% +$10.2M
PH icon
154
Parker-Hannifin
PH
$133B
$44.8M 0.12%
73,639
-1,226
-2% -$802K
AON icon
155
Aon
AON
$74.3B
$44.4M 0.11%
111,280
+3,645
+3% +$1.4M
ECL icon
156
Ecolab
ECL
$77.1B
$44.3M 0.11%
174,611
+10,308
+6% +$2.6M
CTAS icon
157
Cintas
CTAS
$80.6B
$44.2M 0.11%
215,141
+3,954
+2% +$788K
CSX icon
158
CSX Corp
CSX
$93.4B
$43.7M 0.11%
1,484,193
-15,143
-1% -$481K
XSOE icon
159
WisdomTree Emerging Markets ex-State-Owned Enterprises Fund
XSOE
$2.13B
$43.5M 0.11%
+1,408,892
New +$43.7M
ITW icon
160
Illinois Tool Works
ITW
$82.3B
$43.3M 0.11%
174,551
-2,024
-1% -$520K
OKE icon
161
Oneok
OKE
$58.7B
$43.2M 0.11%
435,385
+16,803
+4% +$1.67M
REGN icon
162
Regeneron Pharmaceuticals
REGN
$83.1B
$42.3M 0.11%
66,665
+6,772
+11% +$4.66M
BNY
163
Bank of New York Mellon
BNY
$109B
$41.3M 0.11%
492,287
-57,429
-10% -$4.83M
EOG icon
164
EOG Resources
EOG
$74.7B
$41.2M 0.11%
320,904
+2,615
+0.8% +$337K
CMG icon
165
Chipotle Mexican Grill
CMG
$41.4B
$41M 0.11%
815,613
+51,085
+7% +$2.78M
EMXC icon
166
iShares MSCI Emerging Markets ex China ETF
EMXC
$24.8B
$40.7M 0.11%
737,942
– –
COF icon
167
Capital One
COF
$136B
$40.5M 0.1%
225,758
-11,170
-5% -$2.11M
FTNT icon
168
Fortinet
FTNT
$119B
$40.3M 0.1%
418,948
+14,596
+4% +$1.48M
USB icon
169
US Bancorp
USB
$101B
$40.3M 0.1%
954,505
+89,667
+10% +$4.14M
PNC icon
170
PNC Financial Services
PNC
$102B
$40.2M 0.1%
228,676
-16,888
-7% -$3.19M
NOC icon
171
Northrop Grumman
NOC
$81.5B
$39.8M 0.1%
77,815
+932
+1% +$445K
KDP icon
172
Keurig Dr Pepper
KDP
$41.9B
$39.8M 0.1%
1,162,613
+156,583
+16% +$5.09M
SNPS icon
173
Synopsys
SNPS
$79.2B
$39.3M 0.1%
91,581
+4,703
+5% +$2.28M
LBTYA icon
174
Liberty Global Class A
LBTYA
$3.52B
$39.3M 0.1%
3,411,070
-1,157,042
-25% -$13.5M
CDNS icon
175
Cadence Design Systems
CDNS
$89.3B
$39.2M 0.1%
154,260
+2,638
+2% +$734K
5 6
7
8 9

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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.