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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
FAST icon
251
Fastenal
FAST
$59B
$27.2M 0.07%
701,412
+28,402
+4% +$1.06M
EXC icon
252
Exelon
EXC
$46.9B
$27.2M 0.07%
590,060
+37,776
+7% +$1.58M
EQT icon
253
EQT Corp
EQT
$33.5B
$27M 0.07%
505,807
-68,403
-12% -$3.49M
XEL icon
254
Xcel Energy
XEL
$49.3B
$26.9M 0.07%
380,699
+26,538
+7% +$1.81M
TGT icon
255
Target
TGT
$70.5B
$26.9M 0.07%
257,908
+3,743
+1% +$468K
PSA icon
256
Public Storage
PSA
$61.2B
$26.9M 0.07%
89,917
+781
+0.9% +$234K
ROST icon
257
Ross Stores
ROST
$78.5B
$26.8M 0.07%
209,726
+26,658
+15% +$3.73M
DLR icon
258
Digital Realty Trust
DLR
$73.3B
$26.7M 0.07%
186,683
+5,703
+3% +$928K
SRE icon
259
Sempra
SRE
$56.4B
$26.6M 0.07%
372,831
+11,456
+3% +$893K
EW icon
260
Edwards Lifesciences
EW
$53.4B
$26.6M 0.07%
366,333
+35,045
+11% +$2.51M
TPL icon
261
Texas Pacific Land
TPL
$23.9B
$26.3M 0.07%
59,607
-3,849
-6% -$1.72M
SPY icon
262
State Street SPDR S&P 500 ETF Trust
SPY
$814B
$26.3M 0.07%
47,040
-45,152
-49% -$26.5M
OIH icon
263
VanEck Oil Services ETF
OIH
$1.95B
$26.1M 0.07%
99,645
-260
-0.3% -$70.8K
PEG icon
264
Public Service Enterprise Group
PEG
$37.8B
$25.8M 0.07%
313,649
-17,916
-5% -$1.49M
FIS icon
265
Fidelity National Information Services
FIS
$22.1B
$25.7M 0.07%
344,142
-28,622
-8% -$2.15M
VCSH icon
266
Vanguard Short-Term Corporate Bond ETF
VCSH
$45.1B
$25.6M 0.07%
324,000
– –
CCI icon
267
Crown Castle
CCI
$32.4B
$25.5M 0.07%
244,944
-36,743
-13% -$3.43M
K
268
DELISTED
Kellanova
K
$25.5M 0.07%
308,635
-43,420
-12% -$3.56M
DFS
269
DELISTED
Discover Financial Services
DFS
$25.4M 0.07%
148,817
+4,372
+3% +$800K
FLUT icon
270
Flutter Entertainment
FLUT
$16.8B
$25.3M 0.07%
114,135
+15,980
+16% +$4.14M
PRU icon
271
Prudential Financial
PRU
$42.9B
$25M 0.06%
223,665
-4,376
-2% -$499K
MSCI icon
272
MSCI
MSCI
$41B
$24.9M 0.06%
44,096
-6,446
-13% -$3.75M
LHX icon
273
L3Harris
LHX
$53.7B
$24.9M 0.06%
119,126
+3,322
+3% +$696K
EXE
274
Expand Energy Corp
EXE
$21.8B
$24.9M 0.06%
223,658
+1,774
+0.8% +$185K
VTR icon
275
Ventas
VTR
$46.2B
$24.6M 0.06%
357,566
+64,476
+22% +$4.12M
9 10
11
12 13

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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.