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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
PBR.A icon
326
Petrobras Class A
PBR.A
$106B
$22.1M 0.05%
+1,177,282
New +$17.4M
STT icon
327
State Street
STT
$51.7B
$22M 0.05%
174,020
+19,676
+13% +$2.52M
GVA icon
328
Granite Construction
GVA
$5.43B
$22M 0.05%
183,511
-17,750
-9% -$2.22M
EXPE icon
329
Expedia Group
EXPE
$38.2B
$21.9M 0.05%
94,690
+12,959
+16% +$3.18M
TDY icon
330
Teledyne Technologies
TDY
$31.8B
$21.7M 0.05%
35,931
-4,465
-11% -$2.79M
WCN
331
Waste Connections
WCN
$41.3B
$21.7M 0.05%
133,490
+3,766
+3% +$628K
AEE icon
332
Ameren
AEE
$29.7B
$21.6M 0.05%
196,768
+50,456
+34% +$5.39M
CW icon
333
Curtiss-Wright
CW
$27.9B
$21.6M 0.05%
31,717
-18,013
-36% -$12M
CBRE icon
334
CBRE Group
CBRE
$43.9B
$21.6M 0.05%
159,293
-23,754
-13% -$3.61M
PYPL icon
335
PayPal
PYPL
$50.1B
$21.6M 0.05%
476,463
+5,956
+1% +$287K
HIG icon
336
Hartford Financial Services
HIG
$39.2B
$21.5M 0.05%
158,717
+13,063
+9% +$1.78M
OMC icon
337
Omnicom Group
OMC
$22.7B
$21.4M 0.05%
284,047
+20,673
+8% +$1.6M
DDOG icon
338
Datadog
DDOG
$102B
$21.3M 0.05%
180,492
+5,540
+3% +$684K
ROP icon
339
Roper Technologies
ROP
$39.2B
$21.1M 0.05%
59,543
+1,902
+3% +$702K
LBTYK icon
340
Liberty Global Class C
LBTYK
$3.5B
$21.1M 0.05%
1,795,207
+550,033
+44% +$6.31M
BTE icon
341
Baytex Energy
BTE
$2.93B
$20.7M 0.05%
4,653,401
-190,497
-4% -$703K
NUE icon
342
Nucor
NUE
$62.8B
$20.7M 0.05%
122,549
+3,663
+3% +$638K
ACGL icon
343
Arch Capital
ACGL
$33.8B
$20.7M 0.05%
215,505
-16
-0% -$1.53K
VTRS icon
344
Viatris
VTRS
$20.6B
$20.7M 0.05%
1,529,115
+90,303
+6% +$1.26M
TRP icon
345
TC Energy
TRP
$67.2B
$20.5M 0.05%
328,201
-36,800
-10% -$2.22M
LIVN icon
346
LivaNova
LIVN
$4.18B
$20.4M 0.05%
321,442
-21,905
-6% -$1.41M
WEC icon
347
WEC Energy
WEC
$35B
$20.4M 0.05%
175,908
+7,407
+4% +$832K
COIN icon
348
Coinbase
COIN
$39.6B
$20.3M 0.05%
116,428
+10,077
+9% +$1.98M
GRMN
349
Garmin
GRMN
$58.9B
$20.3M 0.05%
87,550
+2,784
+3% +$623K
AMCR icon
350
Amcor
AMCR
$22.1B
$19.9M 0.05%
500,089
+115,447
+30% +$5.11M
12 13
14
15 16

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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.