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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
-0.92%
1 Year Est. Return
+27.76%
3 Year Est. Return
+95.56%
5 Year Est. Return
+123.77%
10 Year Est. Return
+486.42%
AUM
$43.7B
AUM Growth
-$1.04B
Cap. Flow
+$646M
Cap. Flow %
1.48%
Top 10 Hldgs %
26.7%
Holding
2,643
New
278
Increased
1,112
Reduced
954
Closed
152

Top Buys

Rank Stock Value
1
HEI.A icon
HEICO Corp Class A
HEI.A
+$108M
2
Z icon
Zillow
Z
+$106M
3
CCOM
Simplify Chinese Commodities Strategy No K-1 ETF
CCOM
+$104M
4
AZN icon
AstraZeneca
AZN
+$96.2M
5
NVDA icon
NVIDIA
NVDA
+$77.9M

Top Sells

Rank Stock Value
1
RSP icon
Invesco S&P 500 Equal Weight ETF
RSP
+$374M
2
XRT icon
State Street SPDR S&P Retail ETF
XRT
+$54M
3
JAAA icon
Janus Henderson AAA CLO ETF
JAAA
+$50.6M
4
BIP icon
Brookfield Infrastructure Partners
BIP
+$43.5M
5
ZG icon
Zillow
ZG
+$40.6M

Sector Composition

Rank Sector Weight
1 Technology 25.53%
2 Financials 12.43%
3 Communication Services 9.92%
4 Industrials 9.52%
5 Consumer Discretionary 8.86%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CVX icon
26
Chevron
CVX
$392B
$212M 0.49%
1,025,556
+27,103
+3% +$4.94M
ABBV icon
27
AbbVie
ABBV
$443B
$207M 0.47%
950,731
+31,308
+3% +$6.94M
MU icon
28
Micron Technology
MU
$930B
$204M 0.47%
602,703
+21,072
+4% +$8.25M
ARKK icon
29
ARK Innovation ETF
ARKK
$5.66B
$200M 0.46%
2,953,544
+149,202
+5% +$11.1M
NWSA icon
30
News Corp Class A
NWSA
$14.9B
$189M 0.43%
7,598,974
+233,610
+3% +$5.79M
PG icon
31
Procter & Gamble
PG
$336B
$181M 0.41%
1,251,132
+38,306
+3% +$5.81M
PLTR icon
32
Palantir
PLTR
$295B
$180M 0.41%
1,232,702
+43,100
+4% +$6.59M
CAT icon
33
Caterpillar
CAT
$375B
$180M 0.41%
253,869
+8,211
+3% +$5.69M
BAC icon
34
Bank of America
BAC
$435B
$180M 0.41%
3,685,260
-13,956
-0.4% -$720K
AMD icon
35
Advanced Micro Devices
AMD
$776B
$178M 0.41%
876,033
+35,050
+4% +$7.48M
HD icon
36
Home Depot
HD
$331B
$175M 0.4%
533,399
+17,360
+3% +$6.33M
CSCO icon
37
Cisco
CSCO
$457B
$171M 0.39%
2,205,020
+130,900
+6% +$10.2M
GE icon
38
GE Aerospace
GE
$374B
$167M 0.38%
589,715
+18,969
+3% +$5.96M
KO icon
39
Coca-Cola
KO
$377B
$166M 0.38%
2,189,290
+69,548
+3% +$5.26M
MRK icon
40
Merck
MRK
$322B
$164M 0.38%
1,366,001
+71,905
+6% +$8.3M
LRCX icon
41
Lam Research
LRCX
$367B
$153M 0.35%
714,596
+28,652
+4% +$6.41M
AMAT icon
42
Applied Materials
AMAT
$403B
$147M 0.34%
430,459
+12,452
+3% +$4.19M
EEM icon
43
iShares MSCI Emerging Markets ETF
EEM
$28.8B
$144M 0.33%
2,528,628
– –
HAPS icon
44
Harbor Human Capital Factor US Small Cap ETF
HAPS
$171M
$141M 0.32%
4,520,000
– –
RTX icon
45
RTX Corp
RTX
$290B
$140M 0.32%
727,412
+12,343
+2% +$2.45M
PM icon
46
Philip Morris
PM
$297B
$139M 0.32%
840,288
+27,180
+3% +$4.72M
BEP icon
47
Brookfield Renewable
BEP
$9.97B
$138M 0.32%
4,220,282
-646,802
-13% -$19.5M
GS icon
48
Goldman Sachs
GS
$300B
$137M 0.31%
161,721
+3,193
+2% +$2.85M
ORCL icon
49
Oracle
ORCL
$374B
$136M 0.31%
925,709
+37,312
+4% +$6.07M
GEV icon
50
GE Vernova
GEV
$264B
$136M 0.31%
155,445
+8,303
+6% +$6.48M
1
2
3 4 5

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State of Wisconsin Investment Board's Q1 2026 Portfolio in Review

As of Q1 2026, State of Wisconsin Investment Board held 2,643 positions worth $43.7B, down 2.3% from $44.7B the previous quarter. Its ten largest holdings account for 27% of the portfolio.

State of Wisconsin Investment Board's Q1 2026 filing shows 278 new, 1,112 increased, 954 reduced and 152 closed positions. Its largest new stake was Simplify Chinese Commodities Strategy No K-1 ETF: 4,202,200 shares worth $104M. The largest sale was Invesco S&P 500 Equal Weight ETF, an estimated $374M.

By sector, the portfolio is most concentrated in Technology at 26% of assets, down from 27% a quarter earlier, followed by Financials and Communication Services.

  • State of Wisconsin Investment Board's largest Q1 2026 buy was Simplify Chinese Commodities Strategy No K-1 ETF: 4,202,200 shares worth $104M.
  • State of Wisconsin Investment Board added most to HEICO Corp Class A in Q1 2026, an estimated $108M increase.
  • State of Wisconsin Investment Board's biggest Q1 2026 reduction was Invesco S&P 500 Equal Weight ETF, cutting an estimated $374M.
  • State of Wisconsin Investment Board fully exited State Street SPDR S&P Retail ETF in Q1 2026, selling an estimated $54M.
  • State of Wisconsin Investment Board's ten largest holdings make up 27% of its $43.7B portfolio in Q1 2026.
  • State of Wisconsin Investment Board opened 278 new positions and closed 152 in Q1 2026.
  • State of Wisconsin Investment Board's portfolio value fell 2.3% quarter-over-quarter to $43.7B.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.