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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
WMT icon
26
Walmart Inc
WMT
$923B
$221M 0.57%
2,511,718
+24,620
+1% +$2.31M
ABBV icon
27
AbbVie
ABBV
$440B
$214M 0.55%
1,021,208
+18,110
+2% +$3.52M
HD icon
28
Home Depot
HD
$342B
$210M 0.54%
573,248
+15,480
+3% +$6.03M
HEI.A icon
29
HEICO Corp Class A
HEI.A
$38B
$195M 0.5%
922,809
-178,479
-16% -$34.6M
NWSA icon
30
News Corp Class A
NWSA
$15.5B
$175M 0.45%
6,416,349
+910,223
+17% +$25.5M
BAC icon
31
Bank of America
BAC
$453B
$172M 0.45%
4,129,903
+149,347
+4% +$6.66M
KO icon
32
Coca-Cola
KO
$373B
$171M 0.44%
2,388,708
+79,640
+3% +$5.32M
CVX icon
33
Chevron
CVX
$386B
$161M 0.41%
959,560
-1,104
-0.1% -$173K
CSCO icon
34
Cisco
CSCO
$488B
$155M 0.4%
2,505,737
+113,249
+5% +$6.97M
CRM icon
35
Salesforce
CRM
$158B
$153M 0.39%
568,435
+20,294
+4% +$6.31M
EEM icon
36
iShares MSCI Emerging Markets ETF
EEM
$30.4B
$150M 0.39%
3,436,628
+1,019,128
+42% +$44.3M
LIN icon
37
Linde
LIN
$221B
$146M 0.38%
314,572
-8,377
-3% -$3.77M
ZG icon
38
Zillow
ZG
$7.53B
$145M 0.37%
2,167,503
-65,108
-3% -$4.81M
PM icon
39
Philip Morris
PM
$290B
$145M 0.37%
911,972
-13,817
-1% -$1.96M
MRK icon
40
Merck
MRK
$328B
$139M 0.36%
1,553,755
+53,834
+4% +$5.03M
WFC icon
41
Wells Fargo
WFC
$269B
$137M 0.35%
1,904,205
-14,919
-0.8% -$1.12M
GE icon
42
GE Aerospace
GE
$379B
$135M 0.35%
672,207
-7,766
-1% -$1.53M
IBM icon
43
IBM
IBM
$222B
$133M 0.34%
535,322
+238
+0% +$58.2K
ORCL icon
44
Oracle
ORCL
$442B
$132M 0.34%
944,179
+24,858
+3% +$4.05M
ABT icon
45
Abbott
ABT
$192B
$130M 0.34%
983,006
+20,973
+2% +$2.67M
MCD icon
46
McDonald's
MCD
$195B
$126M 0.32%
402,608
+1,685
+0.4% +$504K
HAPS icon
47
Harbor Human Capital Factor US Small Cap ETF
HAPS
$176M
$120M 0.31%
4,520,000
– –
T icon
48
AT&T
T
$166B
$120M 0.31%
4,252,046
-89,686
-2% -$2.26M
PEP icon
49
PepsiCo
PEP
$189B
$120M 0.31%
799,096
+10,140
+1% +$1.51M
TMO icon
50
Thermo Fisher Scientific
TMO
$223B
$114M 0.29%
229,094
+8,282
+4% +$4.49M
1
2
3 4 5

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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.