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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
+486.44%
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
FRPT icon
1776
Freshpet
FRPT
$3.22B
$642K ﹤0.01%
10,894
-8,606
-44% -$605K
RIG icon
1777
Transocean
RIG
$5.82B
$641K ﹤0.01%
96,737
+47,188
+95% +$266K
UAMY icon
1778
United States Antimony
UAMY
$1.02B
$640K ﹤0.01%
73,269
-2,292
-3% -$20K
TCBX icon
1779
Third Coast Bancshares
TCBX
$738M
$639K ﹤0.01%
16,889
-100
-0.6% -$3.96K
GEO icon
1780
The GEO Group
GEO
$4.04B
$633K ﹤0.01%
37,674
-91,081
-71% -$1.45M
CBSH icon
1781
Commerce Bancshares
CBSH
$8.5B
$631K ﹤0.01%
12,834
+5,384
+72% +$280K
KE
1782
Kimball Electronics
KE
$628M
$631K ﹤0.01%
26,644
+4,400
+20% +$116K
HCC icon
1783
Warrior Met Coal
HCC
$4.86B
$631K ﹤0.01%
6,772
+1,517
+29% +$137K
SMR icon
1784
NuScale Power
SMR
$4.03B
$628K ﹤0.01%
57,916
+5,241
+10% +$79.7K
LBTYA icon
1785
Liberty Global Class A
LBTYA
$3.6B
$626K ﹤0.01%
51,768
+3,019
+6% +$35.1K
WSBF icon
1786
Waterstone Financial
WSBF
$375M
$624K ﹤0.01%
34,600
+1,100
+3% +$19.6K
FBIZ icon
1787
First Business Financial Services
FBIZ
$595M
$623K ﹤0.01%
11,560
+1,984
+21% +$110K
EFOR
1788
Everforth Inc
EFOR
$1.32B
$623K ﹤0.01%
16,102
+1,434
+10% +$63.9K
BWB icon
1789
Bridgewater Bancshares
BWB
$603M
$623K ﹤0.01%
35,199
+1,939
+6% +$35.5K
DSP icon
1790
Viant Technology
DSP
$265M
$623K ﹤0.01%
55,595
-23,100
-29% -$255K
ODC icon
1791
Oil-Dri
ODC
$1.34B
$620K ﹤0.01%
9,525
-905
-9% -$55.1K
JBLU icon
1792
CALL
JetBlue
JBLU
$2.29B
$619K ﹤0.01%
+140,000
New +$710K
PRLB icon
1793
Protolabs
PRLB
$2.13B
$618K ﹤0.01%
10,840
-2,419
-18% -$140K
MTRN icon
1794
Materion
MTRN
$6.04B
$618K ﹤0.01%
4,271
+811
+23% +$118K
SXT icon
1795
Sensient Technologies
SXT
$5.53B
$617K ﹤0.01%
7,143
-5,293
-43% -$495K
HRTG icon
1796
Heritage Insurance Holdings
HRTG
$991M
$616K ﹤0.01%
23,476
-3,592
-13% -$94.8K
JHG
1797
DELISTED
Janus Henderson
JHG
$616K ﹤0.01%
11,995
+5,142
+75% +$255K
VAL icon
1798
Valaris
VAL
$5.47B
$613K ﹤0.01%
+6,252
New +$487K
IBOC icon
1799
International Bancshares
IBOC
$4.57B
$612K ﹤0.01%
9,094
-9,201
-50% -$638K
LEG icon
1800
Leggett & Platt
LEG
$1.31B
$611K ﹤0.01%
61,890
-623
-1% -$7.11K
70 71
72
73 74

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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.