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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
NCNO icon
1151
nCino
NCNO
$2.1B
$3.06M 0.01%
204,281
+18,482
+10% +$347K
CNM icon
1152
Core & Main
CNM
$8.75B
$3.05M 0.01%
61,758
-21,969
-26% -$1.18M
LAD icon
1153
Lithia Motors
LAD
$8.23B
$3.05M 0.01%
12,216
+2,245
+23% +$667K
TMDX icon
1154
Transmedics
TMDX
$2.8B
$3.04M 0.01%
30,618
-1,332
-4% -$174K
SLNO
1155
DELISTED
Soleno Therapeutics
SLNO
$3.04M 0.01%
90,907
+18,425
+25% +$722K
AMG icon
1156
Affiliated Managers Group
AMG
$9.84B
$3.04M 0.01%
10,992
+1,558
+17% +$469K
HAYW icon
1157
Hayward Holdings
HAYW
$3.4B
$3.04M 0.01%
227,288
+18,800
+9% +$293K
COMP icon
1158
Compass
COMP
$9.51B
$3.04M 0.01%
415,929
+1,036
+0.2% +$10.9K
PRI icon
1159
Primerica
PRI
$10B
$3.04M 0.01%
12,132
-1,226
-9% -$316K
DVA icon
1160
DaVita
DVA
$11.5B
$3.04M 0.01%
19,758
-142
-0.7% -$19.3K
LW icon
1161
Lamb Weston
LW
$7.21B
$3.03M 0.01%
71,696
-60,604
-46% -$2.7M
AUPH icon
1162
Aurinia Pharmaceuticals
AUPH
$2.05B
$3.02M 0.01%
204,006
-618
-0.3% -$9.03K
LUMN icon
1163
Lumen
LUMN
$6.48B
$3.01M 0.01%
432,951
+8,329
+2% +$63K
EVER icon
1164
EverQuote
EVER
$911M
$3.01M 0.01%
195,082
-56,916
-23% -$1.08M
URBN icon
1165
Urban Outfitters
URBN
$6.55B
$3.01M 0.01%
47,478
+23,196
+96% +$1.59M
AGO icon
1166
Assured Guaranty
AGO
$3.44B
$3.01M 0.01%
36,898
-2,256
-6% -$193K
GSHD icon
1167
Goosehead Insurance
GSHD
$2.35B
$3M 0.01%
70,327
-255
-0.4% -$14.3K
OGS icon
1168
ONE Gas
OGS
$5.03B
$3M 0.01%
34,800
-4,754
-12% -$394K
ALGM icon
1169
Allegro MicroSystems
ALGM
$8.21B
$2.99M 0.01%
94,953
-2,656
-3% -$91.5K
HE icon
1170
Hawaiian Electric Industries
HE
$2.15B
$2.99M 0.01%
201,450
+109,892
+120% +$1.66M
WLTH
1171
Wealthfront Corp
WLTH
$1.45B
$2.98M 0.01%
322,561
+272,561
+545% +$2.49M
PCRX icon
1172
Pacira BioSciences
PCRX
$1B
$2.96M 0.01%
130,993
-29,171
-18% -$648K
MHK icon
1173
Mohawk Industries
MHK
$9.29B
$2.96M 0.01%
30,057
+1,892
+7% +$220K
SLGN icon
1174
Silgan Holdings
SLGN
$4.44B
$2.96M 0.01%
76,224
-6,478
-8% -$284K
WLK icon
1175
Westlake Corp
WLK
$10B
$2.95M 0.01%
25,252
-459
-2% -$44.5K
45 46
47
48 49

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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.