State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s State Street SPDR S&P 500 ETF Trust SPY Stock Holding History

State of Wisconsin Investment Board’s Portfolio SPY Stock Details SPY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q3 		– Sell
-100,000
Closed -$54.4M – 2358
2024
Q2 		$54.4M Buy
+100,000
New +$52.3M 0.14% 124
2020
Q1 		– Sell
-36,000
Closed -$11.6M – 1731
2019
Q4 		$11.6M Buy
+36,000
New +$11.1M 0.03% 606

Other funds holding SPY

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
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

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

State of Wisconsin Investment Board increased its State Street SPDR S&P 500 ETF Trust (SPY) stake by 21% in Q1 2026, buying an estimated $8.31M and bringing the position to 71,576 shares worth $46.5M. The position accounts for 0.11% of the portfolio, ranked #158.

State of Wisconsin Investment Board first reported a position in SPY in Q1 2017 and has held it in 37 quarters since. The position peaked at $504M in Q4 2020. 4,568 funds tracked by Wall St. Rank hold SPY as of Q1 2026.

  • State of Wisconsin Investment Board held 71,576 shares of State Street SPDR S&P 500 ETF Trust worth $46.5M as of Q1 2026.
  • State of Wisconsin Investment Board bought 12,226 State Street SPDR S&P 500 ETF Trust shares in Q1 2026, an estimated $8.31M.
  • State Street SPDR S&P 500 ETF Trust made up 0.11% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #158 holding.
  • State of Wisconsin Investment Board first reported a position in State Street SPDR S&P 500 ETF Trust in Q1 2017 and has held it in 37 quarters since.
  • State of Wisconsin Investment Board's State Street SPDR S&P 500 ETF Trust position peaked at $504M in Q4 2020.
  • 4,568 funds tracked by Wall St. Rank held State Street SPDR S&P 500 ETF Trust as of Q1 2026.

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