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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
ARVN icon
2326
Arvinas
ARVN
$572M
$110K ﹤0.01%
+10,402
New +$129K
OSG
2327
Octave Specialty Group
OSG
$235M
$108K ﹤0.01%
+23,144
New +$133K
ENVX icon
2328
Enovix
ENVX
$993M
$102K ﹤0.01%
19,603
-38,220
-66% -$239K
FIGX
2329
FIGX Capital Acquisition Corp
FIGX
$101K ﹤0.01%
10,000
– –
CYH icon
2330
Community Health Systems
CYH
$426M
$101K ﹤0.01%
+34,270
New +$111K
MBVI
2331
M3-Brigade Acquisition VI Corp
MBVI
$101K ﹤0.01%
10,000
– –
BLZR
2332
Trailblazer Acquisition Corp
BLZR
$349M
$101K ﹤0.01%
10,000
– –
BB icon
2333
BlackBerry
BB
$5.27B
$99.9K ﹤0.01%
30,927
+16,575
+115% +$58.6K
BLRK
2334
Bluerock Acquisition Corp
BLRK
$232M
$99K ﹤0.01%
+10,000
New +$99K
MESH
2335
Meshflow Acquisition Corp
MESH
$433M
$98.9K ﹤0.01%
+10,000
New +$99K
TDOC icon
2336
Teladoc Health
TDOC
$1.29B
$98.9K ﹤0.01%
18,138
-15,872
-47% -$89.1K
TIC
2337
TIC Solutions Inc
TIC
$2.15B
$96.2K ﹤0.01%
+14,626
New +$138K
SWIM icon
2338
Latham Group
SWIM
$867M
$91.5K ﹤0.01%
17,040
-39,135
-70% -$249K
MGTX icon
2339
MeiraGTx Holdings
MGTX
$1.18B
$89.6K ﹤0.01%
10,345
-32,300
-76% -$245K
TMC icon
2340
TMC The Metals Company
TMC
$1.99B
$89.4K ﹤0.01%
19,133
+7,563
+65% +$48.7K
BIOX icon
2341
Bioceres Crop Solutions
BIOX
$22.3M
$84K ﹤0.01%
188,800
– –
NB
2342
NioCorp Developments
NB
$788M
$82.8K ﹤0.01%
18,554
+8,006
+76% +$45.9K
SGHT icon
2343
Sight Sciences
SGHT
$403M
$81.8K ﹤0.01%
+21,707
New +$117K
NEXT icon
2344
NextDecade
NEXT
$1.84B
$81.6K ﹤0.01%
+10,659
New +$60.6K
CODI icon
2345
Compass Diversified
CODI
$831M
$80.2K ﹤0.01%
10,201
-34,244
-77% -$218K
ESRT icon
2346
Empire State Realty Trust
ESRT
$836M
$79.4K ﹤0.01%
+15,263
New +$91.7K
CFFN icon
2347
Capitol Federal Financial
CFFN
$1.1B
$78.7K ﹤0.01%
+11,035
New +$78.6K
BHC icon
2348
Bausch Health
BHC
$2.29B
$76.8K ﹤0.01%
+14,251
New +$85.3K
JELD icon
2349
JELD-WEN Holding
JELD
$165M
$74.8K ﹤0.01%
60,300
+500
+0.8% +$1.09K
SNBR
2350
DELISTED
Sleep Number
SNBR
$72.8K ﹤0.01%
40,535
+4,688
+13% +$35.3K
92 93
94
95 96

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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.