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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
+486.42%
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
ESI icon
376
Element Solutions
ESI
$9.39B
$18.4M 0.04%
539,846
-57,345
-10% -$1.8M
PHM icon
377
Pultegroup
PHM
$25.4B
$18.3M 0.04%
155,474
-7,658
-5% -$981K
MFC icon
378
Manulife Financial
MFC
$73.9B
$18.2M 0.04%
529,140
-65,800
-11% -$2.37M
ES icon
379
Eversource Energy
ES
$27.3B
$18.1M 0.04%
261,721
+3,973
+2% +$281K
PFG icon
380
Principal Financial Group
PFG
$24.5B
$18.1M 0.04%
200,708
-16,503
-8% -$1.51M
IRM icon
381
Iron Mountain
IRM
$37.3B
$18M 0.04%
176,520
+3,383
+2% +$337K
EIX icon
382
Edison International
EIX
$26.3B
$18M 0.04%
245,874
+46,535
+23% +$3.14M
KVUE icon
383
Kenvue
KVUE
$37.4B
$17.9M 0.04%
1,040,747
+35,903
+4% +$639K
EME icon
384
Emcor
EME
$36.5B
$17.9M 0.04%
24,273
+170
+0.7% +$124K
CCJ icon
385
Cameco
CCJ
$41.2B
$17.9M 0.04%
164,833
-28,700
-15% -$3.28M
XYZ
386
Block Inc
XYZ
$50B
$17.8M 0.04%
295,661
+10,986
+4% +$668K
RL icon
387
Ralph Lauren
RL
$22.8B
$17.8M 0.04%
51,650
-3,004
-5% -$1.07M
APTV icon
388
Aptiv
APTV
$10B
$17.6M 0.04%
253,964
+67,195
+36% +$5.18M
DLTR icon
389
Dollar Tree
DLTR
$24.7B
$17.6M 0.04%
160,812
+60,583
+60% +$7.4M
CPRT icon
390
Copart
CPRT
$26.6B
$17.5M 0.04%
528,569
+44,907
+9% +$1.69M
RMD icon
391
ResMed
RMD
$32.2B
$17.5M 0.04%
78,169
-1,247
-2% -$311K
PAA icon
392
Plains All American Pipeline
PAA
$16.4B
$17.5M 0.04%
785,079
+432,710
+123% +$8.8M
MTB icon
393
M&T Bank
MTB
$36.5B
$17.5M 0.04%
84,577
-3,571
-4% -$769K
WAL icon
394
Western Alliance Bancorporation
WAL
$9.1B
$17.4M 0.04%
245,458
-29,512
-11% -$2.46M
CLH icon
395
Clean Harbors
CLH
$16.4B
$17.4M 0.04%
60,636
-2,377
-4% -$649K
RBLX icon
396
Roblox
RBLX
$25.6B
$17.4M 0.04%
307,297
+14,222
+5% +$955K
KHC icon
397
Kraft Heinz
KHC
$30.4B
$17.3M 0.04%
771,008
+113,175
+17% +$2.66M
RF icon
398
Regions Financial
RF
$27.3B
$17.3M 0.04%
663,210
+39,804
+6% +$1.11M
FTAI icon
399
FTAI Aviation
FTAI
$23.3B
$17.3M 0.04%
70,656
-6,938
-9% -$1.84M
HPE icon
400
Hewlett Packard
HPE
$71.9B
$17.3M 0.04%
726,989
-68,592
-9% -$1.52M
14 15
16
17 18

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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.