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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
-2.67%
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
$38.7B
AUM Growth
-$490M
Cap. Flow
+$1.41B
Cap. Flow %
3.64%
Top 10 Hldgs %
25.43%
Holding
2,386
New
123
Increased
1,235
Reduced
836
Closed
145

Top Buys

Rank Stock Value
1
RSP icon
Invesco S&P 500 Equal Weight ETF
RSP
+$795M
2
GOOGL icon
Alphabet (Google) Class A
GOOGL
+$386M
3
EFFE
Harbor Osmosis Emerging Markets Resource Efficient ETF
EFFE
+$105M
4
BRK.A icon
Berkshire Hathaway Class A
BRK.A
+$90.4M
5
EFFI
Harbor Osmosis International Resource Efficient ETF
EFFI
+$58.1M

Top Sells

Rank Stock Value
1
IBIT icon
iShares Bitcoin Trust
IBIT
+$322M
2
USHY icon
iShares Broad USD High Yield Corporate Bond ETF
USHY
+$85.2M
3
HEI.A icon
HEICO Corp Class A
HEI.A
+$34.6M
4
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$26.5M
5
ALTR
Altair Engineering Inc
ALTR
+$21.6M

Sector Composition

Rank Sector Weight
1 Technology 24.98%
2 Financials 13.13%
3 Communication Services 10.56%
4 Healthcare 10.1%
5 Consumer Discretionary 9.45%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
INCY icon
626
Incyte
INCY
$24.4B
$10M 0.03%
165,900
-57,925
-26% -$4.04M
EPR icon
627
EPR Properties
EPR
$4.73B
$10M 0.03%
190,918
+21,562
+13% +$1.06M
NTAP icon
628
NetApp
NTAP
$40.2B
$10M 0.03%
114,290
-21,198
-16% -$2.34M
WSO icon
629
Watsco Inc
WSO
$12.9B
$10M 0.03%
19,717
-6,092
-24% -$3M
PXH icon
630
Invesco FTSE RAFI Emerging Markets ETF
PXH
$1.96B
$10M 0.03%
+460,425
New +$9.86M
LOPE icon
631
Grand Canyon Education
LOPE
$3.79B
$10M 0.03%
57,784
+12,627
+28% +$2.19M
NPO icon
632
Enpro
NPO
$7.12B
$10M 0.03%
61,779
-670
-1% -$120K
MGY icon
633
Magnolia Oil & Gas
MGY
$6.13B
$9.99M 0.03%
395,399
+3,034
+0.8% +$73.5K
NTRA icon
634
Natera
NTRA
$44.8B
$9.96M 0.03%
70,411
-10,286
-13% -$1.65M
EPAM icon
635
EPAM Systems
EPAM
$5.24B
$9.95M 0.03%
58,911
-492
-0.8% -$109K
AES icon
636
AES
AES
$10.5B
$9.93M 0.03%
799,875
+272,493
+52% +$3.15M
EWY icon
637
iShares MSCI South Korea ETF
EWY
$27.6B
$9.93M 0.03%
183,800
+146,300
+390% +$8.11M
BLDR icon
638
Builders FirstSource
BLDR
$7.91B
$9.93M 0.03%
79,459
+5,745
+8% +$836K
WWD icon
639
Woodward
WWD
$21.2B
$9.88M 0.03%
54,150
-2,087
-4% -$386K
IRT icon
640
Independence Realty Trust
IRT
$4.01B
$9.86M 0.03%
464,540
-21,860
-4% -$440K
SFM icon
641
Sprouts Farmers Market
SFM
$7.71B
$9.85M 0.03%
64,541
-2,545
-4% -$379K
COHR icon
642
Coherent
COHR
$64B
$9.78M 0.03%
150,598
-2,270
-1% -$188K
STEP icon
643
StepStone Group
STEP
$4.28B
$9.78M 0.03%
187,181
+4,519
+2% +$266K
AXS icon
644
AXIS Capital
AXS
$7.3B
$9.76M 0.03%
97,357
+121
+0.1% +$11.2K
OKTA icon
645
Okta
OKTA
$26.9B
$9.74M 0.03%
92,573
-7,933
-8% -$775K
TW icon
646
Tradeweb Markets
TW
$22.3B
$9.73M 0.03%
65,560
+1,377
+2% +$183K
RHP icon
647
Ryman Hospitality Properties
RHP
$7.87B
$9.7M 0.03%
106,103
+2,420
+2% +$243K
CCB icon
648
Coastal Financial
CCB
$774M
$9.69M 0.03%
107,216
+3,847
+4% +$336K
WST icon
649
West Pharmaceutical
WST
$24.4B
$9.67M 0.03%
43,188
-2,173
-5% -$599K
FTAI icon
650
FTAI Aviation
FTAI
$22.2B
$9.63M 0.02%
86,717
+106
+0.1% +$12.5K
24 25
26
27 28

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State of Wisconsin Investment Board's Q1 2025 Portfolio in Review

As of Q1 2025, State of Wisconsin Investment Board held 2,386 positions worth $38.7B, down 1.2% from $39.2B the previous quarter. Its ten largest holdings account for 25% of the portfolio.

State of Wisconsin Investment Board deployed $1.41B of net new capital in Q1 2025, opening 123 new positions and adding to 1,235 existing holdings. Its largest new stake was Harbor Osmosis Emerging Markets Resource Efficient ETF: 5,140,000 shares worth $106M.

By sector, the portfolio is most concentrated in Technology at 25% of assets, down from 28% a quarter earlier, followed by Financials and Communication Services.

On the sell side, the largest reduction was HEICO Corp Class A, an estimated $34.6M trimmed.

  • State of Wisconsin Investment Board's largest Q1 2025 buy was Harbor Osmosis Emerging Markets Resource Efficient ETF: 5,140,000 shares worth $106M.
  • State of Wisconsin Investment Board added most to Invesco S&P 500 Equal Weight ETF in Q1 2025, an estimated $795M increase.
  • State of Wisconsin Investment Board's biggest Q1 2025 reduction was HEICO Corp Class A, cutting an estimated $34.6M.
  • State of Wisconsin Investment Board fully exited iShares Bitcoin Trust in Q1 2025, selling an estimated $322M.
  • State of Wisconsin Investment Board's ten largest holdings make up 25% of its $38.7B portfolio in Q1 2025.
  • State of Wisconsin Investment Board opened 123 new positions and closed 145 in Q1 2025.
  • State of Wisconsin Investment Board's portfolio value fell 1.2% quarter-over-quarter to $38.7B.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2025, filed 15 May 2025.