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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
GATX icon
1276
GATX Corp
GATX
$6.27B
$2.23M 0.01%
13,034
+1,188
+10% +$214K
TLTE icon
1277
FlexShares Morningstar Emerging Markets Factor Tilt Index Fund
TLTE
$347M
$2.22M 0.01%
33,057
– –
FXI icon
1278
iShares China Large-Cap ETF
FXI
$4.31B
$2.22M 0.01%
+61,700
New +$2.35M
MGNI icon
1279
Magnite
MGNI
$3.55B
$2.2M 0.01%
185,470
-34,089
-16% -$457K
LOAR icon
1280
Loar Holdings
LOAR
$6.64B
$2.19M 0.01%
38,285
+27,373
+251% +$1.85M
LYFT icon
1281
Lyft
LYFT
$6.63B
$2.19M 0.01%
164,842
+78,981
+92% +$1.22M
VKTX icon
1282
Viking Therapeutics
VKTX
$4B
$2.18M 0.01%
67,128
-887
-1% -$28.5K
CVLT icon
1283
Commault Systems
CVLT
$5.61B
$2.18M 0.01%
28,037
+10,975
+64% +$1.04M
HRMY icon
1284
Harmony Biosciences
HRMY
$2.24B
$2.18M 0.01%
77,759
+5,086
+7% +$167K
HLF icon
1285
Herbalife
HLF
$1.29B
$2.18M 0.01%
147,845
-63,029
-30% -$1.03M
UTI icon
1286
Universal Technical Institute
UTI
$1.59B
$2.17M 0.01%
60,013
+6,877
+13% +$217K
METC icon
1287
Ramaco Resources Class A
METC
$649M
$2.16M ﹤0.01%
139,781
+126,850
+981% +$2.25M
IRDM icon
1288
Iridium Communications
IRDM
$5.29B
$2.14M ﹤0.01%
77,203
-2,309
-3% -$52K
REAL icon
1289
The RealReal
REAL
$1.48B
$2.13M ﹤0.01%
+234,868
New +$2.97M
CLF icon
1290
Cleveland-Cliffs
CLF
$6.99B
$2.13M ﹤0.01%
251,939
+93,240
+59% +$1.07M
MCY icon
1291
Mercury Insurance
MCY
$6.07B
$2.11M ﹤0.01%
23,978
-811
-3% -$72.5K
IRWD icon
1292
Ironwood Pharmaceuticals
IRWD
$711M
$2.1M ﹤0.01%
598,159
+418,119
+232% +$1.71M
DIOD icon
1293
Diodes
DIOD
$4.84B
$2.09M ﹤0.01%
30,674
-4,699
-13% -$296K
INDV icon
1294
Indivior Pharmaceuticals
INDV
$4.58B
$2.07M ﹤0.01%
68,065
+16,923
+33% +$559K
VNOM icon
1295
Viper Energy
VNOM
$14.7B
$2.07M ﹤0.01%
44,147
+7,764
+21% +$333K
TU icon
1296
Telus
TU
$15.3B
$2.07M ﹤0.01%
161,448
-17,200
-10% -$233K
CVLG icon
1297
Covenant Logistics
CVLG
$872M
$2.06M ﹤0.01%
75,749
-16,324
-18% -$439K
FTRE icon
1298
Fortrea Holdings
FTRE
$1.75B
$2.05M ﹤0.01%
217,602
+69,652
+47% +$895K
GNL icon
1299
Global Net Lease
GNL
$1.95B
$2.05M ﹤0.01%
218,541
-12,210
-5% -$115K
FOLD
1300
DELISTED
Amicus Therapeutics
FOLD
$2.04M ﹤0.01%
140,812
-43,522
-24% -$624K
50 51
52
53 54

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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.