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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
EXE
276
Expand Energy Corp
EXE
$21.5B
$27M 0.06%
246,069
-11,242
-4% -$1.2M
COHR icon
277
Coherent
COHR
$63.3B
$26.9M 0.06%
113,086
-14,661
-11% -$3.36M
EQT icon
278
EQT Corp
EQT
$33B
$26.9M 0.06%
423,126
-131,230
-24% -$7.69M
ETR icon
279
Entergy
ETR
$50.8B
$26.9M 0.06%
239,155
-4,943
-2% -$497K
WAB icon
280
Wabtec
WAB
$50.5B
$26.6M 0.06%
106,600
-5,318
-5% -$1.29M
APO icon
281
Apollo Global Management
APO
$76.8B
$26.6M 0.06%
238,854
+10,989
+5% +$1.36M
NXPI icon
282
NXP Semiconductors
NXPI
$59.9B
$26.5M 0.06%
134,779
-10,905
-7% -$2.42M
EXC icon
283
Exelon
EXC
$47.2B
$26.5M 0.06%
541,065
-45,581
-8% -$2.12M
SPOT icon
284
Spotify
SPOT
$98.3B
$26.5M 0.06%
54,664
-1,638
-3% -$822K
EW icon
285
Edwards Lifesciences
EW
$51.6B
$26.3M 0.06%
328,968
-5,491
-2% -$453K
ARKG icon
286
ARK Genomic Revolution ETF
ARKG
$1.64B
$26.3M 0.06%
994,393
+105,003
+12% +$3.07M
BN icon
287
Brookfield
BN
$109B
$26.3M 0.06%
650,299
-72,800
-10% -$3.23M
SNOW icon
288
Snowflake
SNOW
$110B
$26.1M 0.06%
173,057
+10,850
+7% +$2.01M
OXY icon
289
Occidental Petroleum
OXY
$54.8B
$25.9M 0.06%
398,455
+15,479
+4% +$778K
HYG icon
290
iShares iBoxx $ High Yield Corporate Bond ETF
HYG
$16.6B
$25.9M 0.06%
+325,000
New +$26.1M
VCSH icon
291
Vanguard Short-Term Corporate Bond ETF
VCSH
$44.7B
$25.7M 0.06%
324,000
– –
CRS icon
292
Carpenter Technology
CRS
$28.3B
$25.7M 0.06%
65,097
-13,333
-17% -$4.86M
RSG icon
293
Republic Services
RSG
$63.9B
$25.4M 0.06%
115,823
-2,211
-2% -$485K
AIG icon
294
American International
AIG
$42.1B
$25.2M 0.06%
334,387
+37,780
+13% +$2.89M
CARR icon
295
Carrier Global
CARR
$54.1B
$24.9M 0.06%
441,941
+44,809
+11% +$2.65M
KR icon
296
Kroger
KR
$35.4B
$24.8M 0.06%
343,177
-9,889
-3% -$669K
PEG icon
297
Public Service Enterprise Group
PEG
$38B
$24.7M 0.06%
305,536
-5,243
-2% -$430K
FERG icon
298
Ferguson
FERG
$49.6B
$24.5M 0.06%
105,121
+112
+0.1% +$27.3K
ED icon
299
Consolidated Edison
ED
$40B
$24.4M 0.06%
215,698
+28,924
+15% +$3.13M
BDX icon
300
Becton Dickinson
BDX
$46.9B
$24M 0.05%
152,628
+2,032
+1% +$373K
10 11
12
13 14

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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.