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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
AYI icon
576
Acuity Brands
AYI
$10.7B
$11.9M 0.03%
42,441
-924
-2% -$281K
TAP icon
577
Molson Coors Class B
TAP
$7.85B
$11.9M 0.03%
275,808
-9,526
-3% -$452K
CF icon
578
CF Industries
CF
$17.9B
$11.9M 0.03%
91,385
-22,441
-20% -$2.29M
GEN icon
579
Gen Digital
GEN
$16.7B
$11.9M 0.03%
629,856
+284,296
+82% +$6.58M
LH icon
580
Labcorp
LH
$25.4B
$11.8M 0.03%
44,396
+1,356
+3% +$367K
SE icon
581
Sea Limited
SE
$70.4B
$11.8M 0.03%
142,954
-10,376
-7% -$1.11M
STZ icon
582
Constellation Brands
STZ
$22.3B
$11.8M 0.03%
78,820
+1,947
+3% +$301K
EFX icon
583
Equifax
EFX
$20.8B
$11.8M 0.03%
65,627
+52
+0.1% +$10.3K
DPZ icon
584
Domino's
DPZ
$12.1B
$11.7M 0.03%
32,581
+8,607
+36% +$3.4M
BG icon
585
Bunge Global
BG
$20.5B
$11.7M 0.03%
91,807
+2,796
+3% +$325K
BF.B icon
586
Brown-Forman Class B
BF.B
$13B
$11.7M 0.03%
441,045
+90,548
+26% +$2.43M
LBRDA icon
587
Liberty Broadband Class A
LBRDA
$5.17B
$11.6M 0.03%
231,627
-287,443
-55% -$14.5M
ALC icon
588
Alcon
ALC
$34.4B
$11.6M 0.03%
157,624
-17,805
-10% -$1.42M
BALL icon
589
Ball Corp
BALL
$16.9B
$11.6M 0.03%
196,246
+57,385
+41% +$3.49M
MRNA icon
590
Moderna
MRNA
$22.5B
$11.5M 0.03%
227,162
-780
-0.3% -$36.4K
CSGP icon
591
CoStar Group
CSGP
$12.2B
$11.5M 0.03%
285,913
+57,371
+25% +$2.99M
FNB icon
592
FNB Corp
FNB
$6.84B
$11.5M 0.03%
688,109
-24,261
-3% -$419K
NTR icon
593
Nutrien
NTR
$32.1B
$11.5M 0.03%
152,454
-17,900
-11% -$1.28M
LFUS icon
594
Littelfuse
LFUS
$11.7B
$11.5M 0.03%
33,762
-3,151
-9% -$1.02M
BRO icon
595
Brown & Brown
BRO
$23.7B
$11.4M 0.03%
175,013
+14,558
+9% +$1.05M
EPRT icon
596
Essential Properties Realty Trust
EPRT
$6.65B
$11.4M 0.03%
375,753
-21,317
-5% -$675K
EMF
597
Templeton Emerging Markets Fund
EMF
$328M
$11.4M 0.03%
650,000
-356,525
-35% -$6.79M
HASI icon
598
Hannon Armstrong Sustainable Infrastructure Capital
HASI
$4.88B
$11.3M 0.03%
308,509
-24,186
-7% -$861K
KEY icon
599
KeyCorp
KEY
$24.8B
$11.3M 0.03%
565,364
+14,465
+3% +$303K
EVRG icon
600
Evergy
EVRG
$19.1B
$11.3M 0.03%
137,963
+15,633
+13% +$1.24M
22 23
24
25 26

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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.