STATE OF WISCONSIN INVESTMENT BOARD

CIK
854157
City
MADISON
State / Country
WI

Top Portfolio Positions

2,288 positions · $37,287,500,173 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio
NVDA
Nvidia Corp
Technology
13,031,252 $2,272,650,348 6.09%
AAPL
Apple Inc.
Technology
7,905,859 $2,006,427,955 5.38%
MSFT
Microsoft Corp
Technology
3,801,033 $1,407,028,385 3.77%
AMZN
Amazon Com Inc
Consumer Cyclical
5,170,390 $1,076,837,125 2.89%
GOOGL
Alphabet Inc.
Communication Services
3,128,058 $899,504,358 2.41%
AVGO
Broadcom Inc.
Technology
2,456,462 $760,299,553 2.04%
META
Meta Platforms, Inc.
Communication Services
1,167,125 $667,747,226 1.79%
TSLA
Tesla, Inc.
Consumer Cyclical
1,514,635 $563,065,561 1.51%
JPM
Jpmorgan Chase & Co
Financial Services
1,457,420 $428,714,667 1.15%
LLY
ELI LILLY & Co
Healthcare
431,162 $396,569,872 1.06%

Portfolio Trend

52 quarters · across all stocks

Holdings in PRIM

Export CSV

Shares Held

Position Value (USD)

18 of 18 shown
Report Date Value (USD) Shares
2026-03-31 $22,124,282 154,672
2025-12-31 $21,928,958 176,647
2025-09-30 $25,002,437 182,061
2025-06-30 $15,072,660 193,388
2025-03-31 $13,558,290 236,166
2024-12-31 $18,132,776 237,340
2024-09-30 $14,843,970 255,578
2024-06-30 $11,528,481 231,078
2024-03-31 $9,411,631 221,086
2023-12-31 $8,269,588 249,009
2023-09-30 $6,035,673 184,408
2023-06-30 $6,258,720 205,406
2023-03-31 $5,116,555 207,484
2022-12-31 $5,402,373 246,234
2022-09-30 $4,055,138 249,547
2022-06-30 $5,332,984 245,082
2022-03-31 $4,775,910 200,500
2021-03-31 $308,109 9,300