State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Vanguard S&P 500 ETF VOO Stock Holding History

State of Wisconsin Investment Board’s Portfolio VOO Stock Details VOO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-550
Closed -$345K – 2610
2025
Q4 		$345K Buy
+550
New +$342K ﹤0.01% 2113
2018
Q3 		– Sell
-193,000
Closed -$48.2M – 1560
2018
Q2 		$48.2M Buy
+193,000
New +$47.9M 0.14% 152

Other funds holding VOO

VGA
Vanguard Global Advisers Malvern, Pennsylvania $187B AUM
California Public Employees Retirement System
California Public Employees Retirement System Sacramento, California $162B AUM 25.78% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Jones Financial Companies
Jones Financial Companies Des Peres, Missouri $208B AUM 16.12% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return
AA
Acorns Advisers Irvine, California $13.5B AUM 15.15% 1-Year Est. Return

State of Wisconsin Investment Board's VOO Position: Q1 2026 in Review

State of Wisconsin Investment Board sold out of Vanguard S&P 500 ETF (VOO) in Q1 2026, closing a stake of 550 shares — an estimated $345K sold.

State of Wisconsin Investment Board first reported a position in VOO in Q2 2018 and held it in 2 quarters. The position peaked at $48.2M in Q2 2018. 3,842 funds tracked by Wall St. Rank hold VOO as of Q1 2026.

  • State of Wisconsin Investment Board reported no remaining Vanguard S&P 500 ETF position as of Q1 2026 after selling out during the quarter.
  • State of Wisconsin Investment Board sold 550 Vanguard S&P 500 ETF shares in Q1 2026, an estimated $345K.
  • State of Wisconsin Investment Board first reported a position in Vanguard S&P 500 ETF in Q2 2018 and held it in 2 quarters.
  • State of Wisconsin Investment Board's Vanguard S&P 500 ETF position peaked at $48.2M in Q2 2018.
  • 3,842 funds tracked by Wall St. Rank held Vanguard S&P 500 ETF as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.