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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
(-2.3%)
Cap. Flow
+$646M
Cap. Flow
% of AUM
1.48%
Top 10 Holdings %
Top 10 Hldgs %
26.7%
Holding
2,643
New
278
Increased
1,112
Reduced
954
Closed
152
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
HEICO Corp Class A
HEI.A
|
+$108M |
| 2 |
Zillow
Z
|
+$106M |
| 3 |
CCOM
Simplify Chinese Commodities Strategy No K-1 ETF
CCOM
|
+$104M |
| 4 |
AstraZeneca
AZN
|
+$96.2M |
| 5 |
NVIDIA
NVDA
|
+$77.9M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Invesco S&P 500 Equal Weight ETF
RSP
|
+$374M |
| 2 |
State Street SPDR S&P Retail ETF
XRT
|
+$54M |
| 3 |
Janus Henderson AAA CLO ETF
JAAA
|
+$50.6M |
| 4 |
Brookfield Infrastructure Partners
BIP
|
+$43.5M |
| 5 |
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 | |
|---|---|---|---|---|---|---|
|
BCSS
2201
Bain Capital GSS Investment Corp
BCSS
$596M
| $243K | ﹤0.01% |
24,000
-1,000
| -4% | -$10.2K |
|
2202
Cass Information Systems
CASS
$743M
| $242K | ﹤0.01% |
+5,508
| New | +$243K |
|
2203
Energy Fuels
UUUU
$3.53B
| $242K | ﹤0.01% |
+13,232
| New | +$274K |
|
2204
Camtek
CAMT
$7.25B
| $242K | ﹤0.01% |
+1,648
| New | +$250K |
|
2205
Tiptree Inc
TIPT
$675M
| $242K | ﹤0.01% |
14,292
-7,399
| -34% | -$127K |
|
|
CURB
2206
Curbline Properties
CURB
$3.41B
| $238K | ﹤0.01% |
+9,232
| New | +$237K |
|
|
WBTN
2207
WEBTOON Entertainment Inc
WBTN
$1.21B
| $238K | ﹤0.01% |
+25,879
| New | +$290K |
|
2208
Meridian
MRBK
$234M
| $237K | ﹤0.01% |
12,525
-3,075
| -20% | -$58.4K |
|
2209
Trustmark
TRMK
$2.75B
| $236K | ﹤0.01% |
+5,601
| New | +$236K |
|
2210
First Merchants
FRME
$2.67B
| $236K | ﹤0.01% |
+6,090
| New | +$238K |
|
2211
Enanta Pharmaceuticals
ENTA
$400M
| $235K | ﹤0.01% |
18,608
| – | – |
|
2212
MoonLake Immunotherapeutics
MLTX
$1.55B
| $235K | ﹤0.01% |
12,598
+160
| +1% | +$2.65K |
|
2213
FIGS
FIGS
$2.38B
| $235K | ﹤0.01% |
15,898
-6,266
| -28% | -$80.3K |
|
2214
Immersion
IMMR
$252M
| $234K | ﹤0.01% |
42,900
-55,600
| -56% | -$350K |
|
2215
InvenTrust Properties
IVT
$2.59B
| $234K | ﹤0.01% |
+7,677
| New | +$231K |
|
2216
WaFd
WAFD
$2.75B
| $234K | ﹤0.01% |
+7,442
| New | +$239K |
|
2217
BancFirst
BANF
$3.8B
| $233K | ﹤0.01% |
+2,152
| New | +$239K |
|
|
GME.WS
2218
GameStop Corp Warrants
GME.WS
| $233K | ﹤0.01% |
60,324
-3,984
| -6% | -$15.6K |
|
2219
US Gold Corp
USAU
$258M
| $232K | ﹤0.01% |
+15,292
| New | +$274K |
|
2220
LeMaitre Vascular
LMAT
$1.86B
| $232K | ﹤0.01% |
+2,127
| New | +$203K |
|
|
MPT
2221
Medical Properties Trust
MPT
$2.81B
| $232K | ﹤0.01% |
50,021
+23,119
| +86% | +$121K |
|
|
BETA
2222
Beta Technologies Inc
BETA
$5.43B
| $230K | ﹤0.01% |
15,651
+8,226
| +111% | +$169K |
|
|
WW
2223
WW International
WW
$181M
| $229K | ﹤0.01% |
16,631
-52,369
| -76% | -$1.17M |
|
2224
ABM Industries
ABM
$2.84B
| $227K | ﹤0.01% |
+5,893
| New | +$255K |
|
2225
NETSCOUT
NTCT
$2.79B
| $227K | ﹤0.01% |
+7,125
| New | +$207K |
|
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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.