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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
TXRH icon
751
Texas Roadhouse
TXRH
$13.8B
$8.42M 0.02%
50,978
-10,155
-17% -$1.82M
GWRE icon
752
Guidewire Software
GWRE
$13.2B
$8.41M 0.02%
56,262
+454
+0.8% +$69.1K
CSL icon
753
Carlisle Companies
CSL
$15.4B
$8.38M 0.02%
25,133
-14,235
-36% -$5.18M
CUBE icon
754
CubeSmart
CUBE
$9.44B
$8.33M 0.02%
227,332
-5,938
-3% -$228K
LII icon
755
Lennox International
LII
$15.3B
$8.31M 0.02%
17,909
+439
+3% +$226K
CRDO icon
756
Credo Technology Group
CRDO
$43.3B
$8.27M 0.02%
88,062
+901
+1% +$110K
DT icon
757
Dynatrace
DT
$14.2B
$8.24M 0.02%
222,787
+45,836
+26% +$1.75M
SUNB
758
Sunbelt Rentals Holdings
SUNB
$32.7B
$8.23M 0.02%
+131,325
New +$9.22M
AN icon
759
AutoNation
AN
$7.04B
$8.22M 0.02%
42,093
+6,833
+19% +$1.38M
RMBS icon
760
Rambus
RMBS
$10.7B
$8.2M 0.02%
95,368
-5,952
-6% -$594K
OSW icon
761
OneSpaWorld
OSW
$2.68B
$8.2M 0.02%
357,477
-41,576
-10% -$884K
PBA icon
762
Pembina Pipeline
PBA
$27.7B
$8.18M 0.02%
183,299
-20,200
-10% -$857K
MLI icon
763
Mueller Industries
MLI
$15.4B
$8.17M 0.02%
147,550
+2,308
+2% +$138K
RVMD icon
764
Revolution Medicines
RVMD
$42.1B
$8.14M 0.02%
83,681
-14,123
-14% -$1.43M
MEDP icon
765
Medpace
MEDP
$16.2B
$8.13M 0.02%
16,926
-515
-3% -$264K
VSEC icon
766
VSE Corp
VSEC
$6.31B
$8.12M 0.02%
44,059
-779
-2% -$159K
IJH icon
767
iShares Core S&P Mid-Cap ETF
IJH
$125B
$8.11M 0.02%
120,060
-39,840
-25% -$2.76M
PWP icon
768
Perella Weinberg Partners
PWP
$1.27B
$8.09M 0.02%
445,695
-143,362
-24% -$2.82M
DY icon
769
Dycom Industries
DY
$12.3B
$8.09M 0.02%
23,879
+466
+2% +$175K
DGII icon
770
Digi International
DGII
$3.06B
$8.07M 0.02%
167,472
-37,915
-18% -$1.77M
BWIN
771
Baldwin Insurance Group
BWIN
$2.83B
$8.07M 0.02%
367,911
-19,567
-5% -$423K
AGI icon
772
Alamos Gold
AGI
$12.9B
$8.06M 0.02%
181,800
-21,100
-10% -$930K
APA icon
773
APA Corp
APA
$12.8B
$8.05M 0.02%
189,746
-693
-0.4% -$21K
M icon
774
Macy's
M
$6.72B
$8.03M 0.02%
443,936
+63,681
+17% +$1.29M
TW icon
775
Tradeweb Markets
TW
$21.7B
$8.02M 0.02%
68,169
+4,437
+7% +$508K
29 30
31
32 33

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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.