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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
WFC icon
51
Wells Fargo
WFC
$266B
$134M 0.31%
1,680,343
+21,233
+1% +$1.82M
UNH icon
52
UnitedHealth
UNH
$377B
$131M 0.3%
485,072
+15,790
+3% +$4.7M
EFFI
53
Harbor Osmosis International Resource Efficient ETF
EFFI
$155M
$130M 0.3%
5,500,000
– –
LIN icon
54
Linde
LIN
$222B
$125M 0.29%
252,154
+6,295
+3% +$2.97M
IBM icon
55
IBM
IBM
$213B
$123M 0.28%
506,576
+17,235
+4% +$4.66M
MCD icon
56
McDonald's
MCD
$188B
$119M 0.27%
381,367
+11,607
+3% +$3.7M
EFFE
57
Harbor Osmosis Emerging Markets Resource Efficient ETF
EFFE
$136M
$117M 0.27%
5,140,000
– –
T icon
58
AT&T
T
$162B
$115M 0.26%
3,968,995
+69,916
+2% +$1.87M
INTC icon
59
Intel
INTC
$459B
$114M 0.26%
2,584,354
-85,790
-3% -$3.93M
PEP icon
60
PepsiCo
PEP
$191B
$114M 0.26%
732,192
+16,268
+2% +$2.53M
VZ icon
61
Verizon
VZ
$198B
$113M 0.26%
2,257,928
+73,206
+3% +$3.39M
MS icon
62
Morgan Stanley
MS
$332B
$113M 0.26%
687,619
+36,558
+6% +$6.33M
KLAC icon
63
KLA
KLAC
$239B
$112M 0.26%
761,980
+34,520
+5% +$5.05M
C icon
64
Citigroup
C
$224B
$111M 0.25%
979,188
-2,733
-0.3% -$311K
CCOM
65
Simplify Chinese Commodities Strategy No K-1 ETF
CCOM
$101M
$104M 0.24%
+4,202,200
New +$104M
NEE icon
66
NextEra Energy
NEE
$181B
$104M 0.24%
1,118,512
+38,117
+4% +$3.39M
AMGN icon
67
Amgen
AMGN
$204B
$101M 0.23%
288,369
+9,405
+3% +$3.35M
TMO icon
68
Thermo Fisher Scientific
TMO
$213B
$101M 0.23%
205,695
+6,160
+3% +$3.34M
FWONA icon
69
Liberty Media Series A
FWONA
$22.4B
$101M 0.23%
1,293,974
-7,865
-0.6% -$629K
AZN icon
70
AstraZeneca
AZN
$245B
$96.6M 0.22%
+498,704
New +$96.2M
TXN icon
71
Texas Instruments
TXN
$246B
$95.7M 0.22%
492,985
+14,830
+3% +$3M
ABT icon
72
Abbott
ABT
$185B
$95.7M 0.22%
932,148
+29,352
+3% +$3.31M
TJX icon
73
TJX Companies
TJX
$174B
$95M 0.22%
594,676
+8,785
+1% +$1.37M
GILD icon
74
Gilead Sciences
GILD
$163B
$94.6M 0.22%
678,790
+17,695
+3% +$2.48M
BKLN icon
75
Invesco Senior Loan ETF
BKLN
$6.78B
$94.3M 0.22%
4,620,000
+1,430,000
+45% +$29.5M
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.