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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 | |
|---|---|---|---|---|---|---|
2126
Centrus Energy
LEU
$3.76B
| $296K | ﹤0.01% |
1,706
+728
| +74% | +$176K |
|
2127
Quanterix
QTRX
$190M
| $296K | ﹤0.01% |
84,124
-63,700
| -43% | -$372K |
|
2128
LCI Industries
LCII
$2.65B
| $294K | ﹤0.01% |
+2,388
| New | +$327K |
|
2129
Plug Power
PLUG
$3.04B
| $293K | ﹤0.01% |
129,668
+68,048
| +110% | +$148K |
|
2130
AXT Inc
AXTI
$5.8B
| $292K | ﹤0.01% |
+5,118
| New | +$170K |
|
2131
Seacoast Banking Corp of Florida
SBCF
$3.35B
| $291K | ﹤0.01% |
+9,597
| New | +$309K |
|
2132
SGHC Ltd
SGHC
$6.63B
| $290K | ﹤0.01% |
26,875
+3,500
| +15% | +$35.7K |
|
2133
The Joint Corp
JYNT
$119M
| $290K | ﹤0.01% |
32,760
-9,840
| -23% | -$89.5K |
|
2134
Penske Automotive Group
PAG
$14.2B
| $287K | ﹤0.01% |
+1,922
| New | +$304K |
|
2135
Towne Bank
TOWN
$3.42B
| $287K | ﹤0.01% |
+8,534
| New | +$296K |
|
2136
Bank of Hawaii
BOH
$3.13B
| $287K | ﹤0.01% |
+3,867
| New | +$288K |
|
2137
Neogen
NEOG
$2.5B
| $286K | ﹤0.01% |
30,821
-9,943
| -24% | -$97.8K |
|
2138
Sana Biotechnology
SANA
$980M
| $286K | ﹤0.01% |
99,258
-29,598
| -23% | -$117K |
|
2139
Choice Hotels
CHH
$4.8B
| $285K | ﹤0.01% |
+2,750
| New | +$286K |
|
2140
First Interstate BancSystem
FIBK
$3.58B
| $284K | ﹤0.01% |
+8,506
| New | +$304K |
|
2141
Upbound Group
UPBD
$1.16B
| $284K | ﹤0.01% |
+15,739
| New | +$307K |
|
2142
IPG Photonics
IPGP
$3.84B
| $283K | ﹤0.01% |
+2,466
| New | +$268K |
|
2143
Frontline
FRO
$8.85B
| $282K | ﹤0.01% |
+8,091
| New | +$247K |
|
2144
First Financial Bancorp
FFBC
$3.53B
| $282K | ﹤0.01% |
+10,114
| New | +$282K |
|
2145
Red Violet
RDVT
$924M
| $282K | ﹤0.01% |
8,148
+367
| +5% | +$16.1K |
|
2146
NMI Holdings
NMIH
$3.36B
| $281K | ﹤0.01% |
+7,490
| New | +$290K |
|
2147
DNOW Inc
DNOW
$3.02B
| $281K | ﹤0.01% |
23,574
+6,883
| +41% | +$93.2K |
|
2148
Domo
DOMO
$184M
| $281K | ﹤0.01% |
91,750
+35,366
| +63% | +$179K |
|
2149
WIX.com
WIX
$2.52B
| $279K | ﹤0.01% |
3,097
-16,281
| -84% | -$1.36M |
|
2150
Victory Capital Holdings
VCTR
$6.66B
| $277K | ﹤0.01% |
+4,236
| New | +$295K |
|
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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.