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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
EXP icon
601
Eagle Materials
EXP
$6.7B
$11.3M 0.03%
59,586
+1,719
+3% +$366K
MKSI icon
602
MKS Inc
MKSI
$21.1B
$11.3M 0.03%
48,978
+3,362
+7% +$760K
EG icon
603
Everest Group
EG
$14.3B
$11.2M 0.03%
34,404
+1,361
+4% +$448K
ZBRA icon
604
Zebra Technologies
ZBRA
$17.6B
$11.2M 0.03%
53,714
+2,804
+6% +$659K
FTV icon
605
Fortive
FTV
$18.5B
$11.2M 0.03%
202,888
+27,797
+16% +$1.56M
RGLD icon
606
Royal Gold
RGLD
$18.3B
$11.2M 0.03%
44,014
+2,461
+6% +$653K
BURL icon
607
Burlington
BURL
$23.2B
$11.2M 0.03%
34,362
+2,636
+8% +$807K
SBAC icon
608
SBA Communications
SBAC
$18.9B
$11.2M 0.03%
64,834
+2,038
+3% +$382K
GIL icon
609
Gildan
GIL
$10.8B
$11.2M 0.03%
200,556
-183,309
-48% -$11.9M
ALGN icon
610
Align Technology
ALGN
$12.5B
$11.1M 0.03%
65,021
+7,448
+13% +$1.3M
SW
611
Smurfit Westrock
SW
$25.4B
$11.1M 0.03%
279,635
+9,367
+3% +$404K
LYB icon
612
LyondellBasell Industries
LYB
$19.1B
$11.1M 0.03%
137,905
-4,241
-3% -$252K
TRMB icon
613
Trimble
TRMB
$13.7B
$11.1M 0.03%
170,288
+2,759
+2% +$192K
EHC icon
614
Encompass Health
EHC
$11B
$11.1M 0.03%
114,825
-8,085
-7% -$829K
VRSN icon
615
VeriSign
VRSN
$26.5B
$11.1M 0.03%
44,677
-3,754
-8% -$893K
INCY icon
616
Incyte
INCY
$24.3B
$11M 0.03%
116,878
-12,695
-10% -$1.27M
ROKU icon
617
Roku
ROKU
$21.8B
$10.9M 0.03%
115,458
-4,641
-4% -$452K
TECH icon
618
Bio-Techne
TECH
$11.2B
$10.9M 0.03%
208,871
-25,695
-11% -$1.54M
SLF icon
619
Sun Life Financial
SLF
$45.3B
$10.9M 0.03%
174,700
-22,300
-11% -$1.43M
TEVA icon
620
Teva Pharmaceuticals
TEVA
$40.5B
$10.9M 0.02%
361,622
-78,300
-18% -$2.52M
HWC icon
621
Hancock Whitney
HWC
$6.3B
$10.9M 0.02%
171,002
-12,836
-7% -$860K
RVTY icon
622
Revvity
RVTY
$12.8B
$10.9M 0.02%
124,039
-33,766
-21% -$3.34M
TYL icon
623
Tyler Technologies
TYL
$12.6B
$10.9M 0.02%
31,739
-5,206
-14% -$1.94M
NTAP icon
624
NetApp
NTAP
$36.6B
$10.9M 0.02%
106,067
-6,281
-6% -$637K
ECHO
625
EchoStar
ECHO
$25.5B
$10.8M 0.02%
92,594
+2,540
+3% +$291K
23 24
25
26 27

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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.