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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
CHEF icon
776
Chefs' Warehouse
CHEF
$4.51B
$8.01M 0.02%
134,817
-12,235
-8% -$783K
NXST icon
777
Nexstar Media Group
NXST
$5.89B
$8M 0.02%
44,249
-2,494
-5% -$559K
VOYA icon
778
Voya Financial
VOYA
$9.13B
$7.97M 0.02%
116,663
-7,214
-6% -$523K
CTRE icon
779
CareTrust REIT
CTRE
$9.7B
$7.93M 0.02%
216,313
-4,567
-2% -$175K
MGA icon
780
Magna International
MGA
$18.2B
$7.92M 0.02%
142,312
+48,500
+52% +$2.77M
CNK icon
781
Cinemark Holdings
CNK
$4.37B
$7.92M 0.02%
277,747
-33,400
-11% -$855K
BAX icon
782
Baxter International
BAX
$14.1B
$7.92M 0.02%
471,447
+152,866
+48% +$2.96M
REZI icon
783
Resideo Technologies
REZI
$3.99B
$7.9M 0.02%
234,388
-11,202
-5% -$400K
CGNX icon
784
Cognex
CGNX
$11.5B
$7.87M 0.02%
160,744
+4,392
+3% +$205K
ESTA icon
785
Establishment Labs
ESTA
$2.46B
$7.87M 0.02%
138,520
-13,003
-9% -$888K
EWY icon
786
iShares MSCI South Korea ETF
EWY
$23.9B
$7.86M 0.02%
63,900
-103,900
-62% -$13M
APG icon
787
APi Group
APG
$17.9B
$7.85M 0.02%
193,699
+10,975
+6% +$465K
CASH icon
788
Pathward Financial
CASH
$1.87B
$7.83M 0.02%
87,800
-7,705
-8% -$671K
ALLY icon
789
Ally Financial
ALLY
$13.5B
$7.82M 0.02%
199,353
+282
+0.1% +$11.6K
BBY icon
790
Best Buy
BBY
$17.1B
$7.79M 0.02%
121,354
-62,444
-34% -$4.1M
WPC icon
791
W.P. Carey
WPC
$16.4B
$7.77M 0.02%
114,262
-25,032
-18% -$1.76M
IT icon
792
Gartner
IT
$11.7B
$7.74M 0.02%
48,888
+9,751
+25% +$1.79M
FBP icon
793
First Bancorp
FBP
$4.44B
$7.74M 0.02%
362,390
-85,626
-19% -$1.84M
FIVE icon
794
Five Below
FIVE
$12.7B
$7.74M 0.02%
33,857
+4,110
+14% +$860K
POWL icon
795
Powell Industries
POWL
$7.52B
$7.7M 0.02%
42,705
-13,314
-24% -$2.18M
QSR icon
796
Restaurant Brands International
QSR
$25.5B
$7.65M 0.02%
103,743
-5,300
-5% -$372K
VIAV icon
797
Viavi Solutions
VIAV
$9.95B
$7.65M 0.02%
229,742
+25,426
+12% +$672K
PNR icon
798
Pentair
PNR
$11.2B
$7.63M 0.02%
87,622
+2,716
+3% +$266K
ABX
799
Abacus Global Management
ABX
$992M
$7.61M 0.02%
966,042
-94,952
-9% -$823K
PAGP icon
800
Plains GP Holdings
PAGP
$5B
$7.59M 0.02%
312,787
-20,787
-6% -$454K
30 31
32
33 34

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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.