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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
HBCP icon
1751
Home Bancorp
HBCP
$566M
$686K ﹤0.01%
11,318
+4,667
+70% +$281K
ENVA icon
1752
Enova International
ENVA
$6.29B
$680K ﹤0.01%
5,008
+1,761
+54% +$262K
GRPN icon
1753
Groupon
GRPN
$1.02B
$674K ﹤0.01%
56,655
+27,634
+95% +$369K
MRP
1754
Millrose Properties Inc
MRP
$4.81B
$673K ﹤0.01%
+24,052
New +$724K
CCS icon
1755
Century Communities
CCS
$2.03B
$673K ﹤0.01%
11,736
+2,314
+25% +$149K
NPK icon
1756
National Presto Industries
NPK
$989M
$673K ﹤0.01%
4,908
-1,325
-21% -$170K
MTCH icon
1757
Match Group
MTCH
$8.55B
$670K ﹤0.01%
21,832
-34,534
-61% -$1.08M
NOV icon
1758
NOV
NOV
$7B
$670K ﹤0.01%
35,609
+3,232
+10% +$60.7K
CWCO icon
1759
Consolidated Water Co
CWCO
$488M
$666K ﹤0.01%
20,104
+3,000
+18% +$108K
SLAB icon
1760
Silicon Laboratories
SLAB
$7.23B
$666K ﹤0.01%
3,198
-34,672
-92% -$6.36M
BELFA icon
1761
Bel Fuse Inc Class A
BELFA
$3.37B
$665K ﹤0.01%
+3,690
New +$707K
NTLA icon
1762
Intellia Therapeutics
NTLA
$1.67B
$664K ﹤0.01%
51,807
+1,110
+2% +$14.1K
CWAN
1763
DELISTED
Clearwater Analytics
CWAN
$664K ﹤0.01%
28,068
-11,427
-29% -$270K
RYZ
1764
Ryerson Holding Corp
RYZ
$1.46B
$664K ﹤0.01%
29,526
+6,970
+31% +$182K
ANIK icon
1765
Anika Therapeutics
ANIK
$287M
$663K ﹤0.01%
45,729
-3,867
-8% -$44.9K
NAMS icon
1766
NewAmsterdam Pharma
NAMS
$3.34B
$658K ﹤0.01%
20,547
+550
+3% +$17.9K
PXED
1767
Phoenix Education Partners
PXED
$1.04B
$655K ﹤0.01%
20,824
-2,159
-9% -$64.5K
SM icon
1768
SM Energy
SM
$6.87B
$652K ﹤0.01%
+20,925
New +$477K
AIR icon
1769
AAR Corp
AIR
$5.76B
$652K ﹤0.01%
5,956
+1,457
+32% +$157K
STAG icon
1770
STAG Industrial
STAG
$7.19B
$651K ﹤0.01%
18,055
+7,779
+76% +$295K
SRTA
1771
Strata Critical Medical Inc
SRTA
$512M
$648K ﹤0.01%
154,954
+35,070
+29% +$169K
JBTM
1772
JBT Marel
JBTM
$6.39B
$647K ﹤0.01%
5,061
-14,500
-74% -$2.19M
TKR icon
1773
Timken Company
TKR
$9.03B
$645K ﹤0.01%
6,416
+2,796
+77% +$278K
NTST
1774
NETSTREIT Corp
NTST
$2.1B
$645K ﹤0.01%
34,247
-3,853
-10% -$74.2K
TALO icon
1775
Talos Energy
TALO
$2.4B
$644K ﹤0.01%
40,836
+8,911
+28% +$114K
69 70
71
72 73

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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.