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STATE OF WISCONSIN INVESTMENT BOARD

CIK
854157
City
MADISON
State / Country
WI

Top Portfolio Positions

2,300 positions · $37,635,577,189 total · as of Mar 31, 2026
Ticker Company Shares Value (USD) % of Portfolio Open

Portfolio Trend

25 quarters · across all stocks

Holdings in MRX

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Shares Held

Position Value (USD)

8 quarters on record
Report Date Value (USD) Shares
2026-03-31 $6,466,195 145,047
2025-12-31 $6,119,455 159,527
2025-09-30 $4,970,985 147,858
2025-06-30 $5,835,955 147,858
2025-03-31 $5,222,344 147,858
2024-12-31 $4,511,982 144,754
2024-09-30 $3,082,410 130,500
2024-06-30 $2,610,000 130,500