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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
DYN icon
1501
Dyne Therapeutics
DYN
$4.9B
$1.24M ﹤0.01%
68,571
+4,918
+8% +$84.8K
SAM icon
1502
Boston Beer
SAM
$1.92B
$1.24M ﹤0.01%
5,389
+2,770
+106% +$623K
GTM
1503
ZoomInfo Technologies
GTM
$1.22B
$1.23M ﹤0.01%
206,366
+61,581
+43% +$453K
GPGI
1504
GPGI Inc
GPGI
$4.35B
$1.23M ﹤0.01%
72,143
+18,794
+35% +$407K
GGAL icon
1505
Galicia Financial Group
GGAL
$7.42B
$1.23M ﹤0.01%
26,407
– –
COCO icon
1506
Vita Coco
COCO
$3.6B
$1.23M ﹤0.01%
25,725
+4,517
+21% +$247K
BL icon
1507
BlackLine
BL
$1.72B
$1.23M ﹤0.01%
33,240
-30,561
-48% -$1.32M
DV icon
1508
DoubleVerify
DV
$2.03B
$1.23M ﹤0.01%
129,460
+28,487
+28% +$291K
SHLS icon
1509
Shoals Technologies Group
SHLS
$1.5B
$1.23M ﹤0.01%
186,335
+63,879
+52% +$524K
GLUE icon
1510
Monte Rosa Therapeutics
GLUE
$1.34B
$1.22M ﹤0.01%
74,197
+54,569
+278% +$1.04M
CPNG icon
1511
Coupang
CPNG
$29.2B
$1.22M ﹤0.01%
+64,640
New +$1.27M
XRAY icon
1512
Dentsply Sirona
XRAY
$2.43B
$1.22M ﹤0.01%
104,863
+6,412
+7% +$80K
CWT icon
1513
California Water Service
CWT
$3.12B
$1.21M ﹤0.01%
26,752
-7,142
-21% -$320K
POWI icon
1514
Power Integrations
POWI
$3.6B
$1.2M ﹤0.01%
23,483
-22,067
-48% -$1.01M
LTH icon
1515
Life Time Group Holdings
LTH
$9.79B
$1.2M ﹤0.01%
44,444
+3,185
+8% +$88.1K
FRT icon
1516
Federal Realty Investment Trust
FRT
$10.3B
$1.19M ﹤0.01%
11,242
+5,469
+95% +$572K
NPKI
1517
NPK International
NPKI
$1.14B
$1.19M ﹤0.01%
82,388
-11,503
-12% -$160K
MDXG icon
1518
MiMedx Group
MDXG
$633M
$1.19M ﹤0.01%
302,050
+113,837
+60% +$573K
BBAR icon
1519
BBVA Argentina
BBAR
$3.49B
$1.19M ﹤0.01%
74,184
– –
CACC icon
1520
Credit Acceptance
CACC
$6.08B
$1.19M ﹤0.01%
2,807
+334
+14% +$158K
SMMT icon
1521
Summit Therapeutics
SMMT
$11.1B
$1.19M ﹤0.01%
62,535
-30,347
-33% -$491K
FULC icon
1522
Fulcrum Therapeutics
FULC
$297M
$1.18M ﹤0.01%
154,435
+67,936
+79% +$630K
TSHA icon
1523
Taysha Gene Therapies
TSHA
$1.89B
$1.18M ﹤0.01%
263,332
+150,154
+133% +$698K
OUST icon
1524
Ouster
OUST
$2.92B
$1.17M ﹤0.01%
63,652
+32,321
+103% +$704K
GRAL
1525
GRAIL Inc
GRAL
$2.98B
$1.16M ﹤0.01%
22,521
-481
-2% -$37.3K
59 60
61
62 63

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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.