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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
GLIBA
1201
Liberty Capital Corp Series A GCI Group Common Stock
GLIBA
$982M
$2.72M 0.01%
73,753
+3,061
+4% +$116K
COGT icon
1202
Cogent Biosciences
COGT
$7.24B
$2.71M 0.01%
70,457
-3,769
-5% -$139K
OC icon
1203
Owens Corning
OC
$12.4B
$2.7M 0.01%
24,972
-51,670
-67% -$6.16M
BILL icon
1204
BILL Holdings
BILL
$4.78B
$2.7M 0.01%
70,559
+8,840
+14% +$395K
TREX icon
1205
Trex
TREX
$5.01B
$2.69M 0.01%
73,924
+6,832
+10% +$275K
TERN
1206
DELISTED
Terns Pharmaceuticals
TERN
$2.69M 0.01%
50,946
+25,072
+97% +$1.03M
LGND icon
1207
Ligand Pharmaceuticals
LGND
$5.88B
$2.68M 0.01%
13,433
+2,278
+20% +$451K
DUOL icon
1208
Duolingo
DUOL
$6.12B
$2.68M 0.01%
27,197
+1,945
+8% +$240K
IESC icon
1209
IES Holdings
IESC
$15.2B
$2.68M 0.01%
5,617
+235
+4% +$108K
AMTM
1210
Amentum Holdings
AMTM
$6.05B
$2.66M 0.01%
101,983
-1,699
-2% -$53.3K
BCRX icon
1211
BioCryst Pharmaceuticals
BCRX
$2.4B
$2.66M 0.01%
279,064
-68,126
-20% -$529K
XPRO icon
1212
Expro Ltd
XPRO
$1.91B
$2.66M 0.01%
152,547
-10,507
-6% -$173K
ALV icon
1213
Autoliv
ALV
$9B
$2.63M 0.01%
25,019
-12,447
-33% -$1.47M
RGTI icon
1214
Rigetti Computing
RGTI
$5.96B
$2.62M 0.01%
186,464
+9,913
+6% +$186K
GHC icon
1215
Graham Holdings Company
GHC
$5.02B
$2.61M 0.01%
2,472
-1,874
-43% -$2.07M
UNFI icon
1216
United Natural Foods
UNFI
$2.85B
$2.61M 0.01%
57,853
-7,733
-12% -$296K
YPF icon
1217
YPF Sociedad Anonima American Depositary Shares (Each representing ten (10) Class D shares of Capital Stock)
YPF
$19.3B
$2.6M 0.01%
56,276
– –
ESGE icon
1218
iShares ESG Aware MSCI EM ETF
ESGE
$6.73B
$2.6M 0.01%
57,159
– –
TK icon
1219
Teekay
TK
$985M
$2.59M 0.01%
212,452
+48,000
+29% +$529K
TEM
1220
Tempus AI
TEM
$9.39B
$2.58M 0.01%
57,114
-834
-1% -$47.4K
SNAP icon
1221
Snap
SNAP
$9.01B
$2.58M 0.01%
561,424
-1,112
-0.2% -$6.55K
CIFR icon
1222
Cipher Digital
CIFR
$7.13B
$2.57M 0.01%
199,764
-3,842
-2% -$60.9K
PZZA icon
1223
Papa John's
PZZA
$806M
$2.57M 0.01%
79,174
+48,135
+155% +$1.67M
FET icon
1224
Forum Energy Technologies
FET
$835M
$2.54M 0.01%
43,327
-2,121
-5% -$108K
SLVM icon
1225
Sylvamo
SLVM
$1.63B
$2.54M 0.01%
60,095
+861
+1% +$40.3K
47 48
49
50 51

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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.