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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
+486.42%
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
HLT icon
201
Hilton Worldwide
HLT
$72.1B
$37.8M 0.09%
124,444
+2,651
+2% +$804K
DASH icon
202
DoorDash
DASH
$85.5B
$37.8M 0.09%
251,442
+35,527
+16% +$6.56M
GM icon
203
General Motors
GM
$78B
$37.6M 0.09%
505,264
+12,316
+2% +$979K
LHX icon
204
L3Harris
LHX
$51.6B
$37.5M 0.09%
108,760
+1,284
+1% +$449K
AEP icon
205
American Electric Power
AEP
$69.6B
$37.5M 0.09%
286,076
+5,045
+2% +$631K
CIEN icon
206
Ciena
CIEN
$53.4B
$37.4M 0.09%
96,326
+6,292
+7% +$1.92M
ENB icon
207
Enbridge
ENB
$119B
$37.2M 0.09%
687,930
-77,200
-10% -$3.93M
CL icon
208
Colgate-Palmolive
CL
$73.1B
$36.8M 0.08%
431,632
+2,239
+0.5% +$200K
JETS icon
209
US Global Jets ETF
JETS
$804M
$36.8M 0.08%
1,493,245
+114,905
+8% +$3.18M
ECL icon
210
Ecolab
ECL
$78.1B
$36.7M 0.08%
138,121
+5,852
+4% +$1.65M
COR icon
211
Cencora
COR
$60.6B
$36.7M 0.08%
116,756
+11,864
+11% +$4.14M
KMI icon
212
Kinder Morgan
KMI
$71.7B
$36.4M 0.08%
1,084,703
+43,708
+4% +$1.37M
TDG icon
213
TransDigm Group
TDG
$70.2B
$36M 0.08%
31,060
+1,053
+4% +$1.38M
AON icon
214
Aon
AON
$76.5B
$35.9M 0.08%
111,288
+3,029
+3% +$1.01M
BAB icon
215
Invesco Taxable Municipal Bond ETF
BAB
$1.01B
$35.6M 0.08%
1,318,800
– –
PCAR icon
216
PACCAR
PCAR
$69.8B
$35.2M 0.08%
304,841
-5,326
-2% -$644K
ELV icon
217
Elevance Health
ELV
$81.5B
$34.8M 0.08%
118,984
-4,021
-3% -$1.32M
NKE icon
218
Nike
NKE
$61.9B
$34.8M 0.08%
659,347
+23,391
+4% +$1.42M
AEM icon
219
Agnico Eagle Mines
AEM
$73.6B
$34.8M 0.08%
172,019
-24,100
-12% -$5.02M
APD icon
220
Air Products & Chemicals
APD
$65.7B
$34.6M 0.08%
119,203
+3,919
+3% +$1.08M
NET icon
221
Cloudflare
NET
$99B
$34M 0.08%
164,731
+7,049
+4% +$1.34M
SRE icon
222
Sempra
SRE
$57.9B
$34M 0.08%
349,507
+11,585
+3% +$1.06M
FIX icon
223
Comfort Systems
FIX
$60.9B
$33.8M 0.08%
24,526
+1,415
+6% +$1.8M
FTI icon
224
TechnipFMC
FTI
$28.1B
$33.6M 0.08%
485,651
-100,082
-17% -$6.02M
BMO icon
225
Bank of Montreal
BMO
$126B
$33.5M 0.08%
248,353
-11,400
-4% -$1.58M
7 8
9
10 11

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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.