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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
WHR icon
1226
Whirlpool
WHR
$2.82B
$2.51M 0.01%
46,522
+8,859
+24% +$650K
CRSP icon
1227
CRISPR Therapeutics
CRSP
$5.17B
$2.5M 0.01%
52,546
+4,374
+9% +$231K
RELY icon
1228
Remitly
RELY
$5.14B
$2.5M 0.01%
159,511
-6,781
-4% -$100K
HIMS icon
1229
Hims & Hers Health
HIMS
$7.31B
$2.5M 0.01%
120,267
-1,551
-1% -$36.6K
IBP icon
1230
Installed Building Products
IBP
$6.57B
$2.5M 0.01%
9,414
+1,352
+17% +$405K
MTN icon
1231
Vail Resorts
MTN
$5.3B
$2.49M 0.01%
19,419
-2,068
-10% -$282K
BRBR icon
1232
BellRing Brands
BRBR
$1.34B
$2.49M 0.01%
154,599
-45,098
-23% -$913K
DOCS icon
1233
Doximity
DOCS
$5B
$2.47M 0.01%
106,223
-4,042
-4% -$126K
GPRE icon
1234
Green Plains
GPRE
$1.03B
$2.47M 0.01%
149,998
+84,531
+129% +$1.15M
LSTR icon
1235
Landstar System
LSTR
$6.21B
$2.47M 0.01%
15,378
+13,542
+738% +$2.08M
HLX icon
1236
Helix Energy Solutions
HLX
$1.41B
$2.46M 0.01%
248,759
-47,800
-16% -$407K
CHWY icon
1237
Chewy
CHWY
$9.63B
$2.45M 0.01%
90,710
+1,035
+1% +$28.8K
CAI
1238
Caris Life Sciences
CAI
$6.43B
$2.44M 0.01%
136,334
-13,666
-9% -$299K
FUTU icon
1239
Futu Holdings
FUTU
$15.3B
$2.43M 0.01%
17,780
-7,800
-30% -$1.21M
SR icon
1240
Spire
SR
$4.85B
$2.43M 0.01%
26,853
-7,242
-21% -$636K
CNR
1241
Core Natural Resources Inc
CNR
$4.45B
$2.42M 0.01%
23,130
+4,103
+22% +$390K
NHC icon
1242
National Healthcare
NHC
$3.37B
$2.42M 0.01%
15,145
+575
+4% +$88.3K
KD icon
1243
Kyndryl
KD
$3.05B
$2.41M 0.01%
183,983
+36,721
+25% +$646K
BFH icon
1244
Bread Financial
BFH
$4.38B
$2.4M 0.01%
32,029
+5,307
+20% +$391K
PAHC icon
1245
Phibro Animal Health
PAHC
$1.39B
$2.4M 0.01%
43,345
+8,624
+25% +$410K
CORT icon
1246
Corcept Therapeutics
CORT
$12B
$2.4M 0.01%
59,470
-941
-2% -$35.2K
BCC icon
1247
Boise Cascade
BCC
$3.02B
$2.4M 0.01%
31,603
+20,239
+178% +$1.62M
NUVL
1248
DELISTED
Nuvalent
NUVL
$2.38M 0.01%
23,268
-1,929
-8% -$197K
TDS icon
1249
Telephone and Data Systems
TDS
$3.75B
$2.38M 0.01%
56,571
-46,102
-45% -$2.03M
PSN icon
1250
Parsons
PSN
$5.08B
$2.38M 0.01%
43,920
-7,359
-14% -$470K
48 49
50
51 52

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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.