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Boston Partners

SEC CIK
0001386060
Latest filing
Aug 4, 2026

SPG holding history

Simon Property Group Inc. in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SPG overviewAll 13F holders of SPGFull Q2 2026 holdings

Shares (Q2 2026)
2,372,645
Value
$530.6M
% of portfolio
0.5%
Quarters held
22
Since Q1 2021
Holdings of SPG by Boston Partners, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20262,372,645$530.6M0.5%+70,574+3.1%AddedHolders
Q1 20262,302,071$429.4M0.4%−100,970−4.2%ReducedHolders
Q4 20252,403,041$444.8M0.5%−43,231−1.8%ReducedHolders
Q3 20252,446,272$459.0M0.5%+51,748+2.2%AddedHolders
Q2 20252,394,524$385.0M0.4%−47,331−1.9%ReducedHolders
Q1 20252,441,855$405.4M0.5%−62,645−2.5%ReducedHolders
Q4 20242,504,500$431.3M0.5%+162,764+7.0%AddedHolders
Q3 20242,341,736$395.8M0.5%+37,379+1.6%AddedHolders
Q2 20242,304,357$349.8M0.4%−16,871−0.7%ReducedHolders
Q1 20242,321,228$363.2M0.4%+92,648+4.2%AddedHolders
Q4 20232,228,580$317.9M0.4%+183,702+9.0%AddedHolders
Q3 20232,044,878$220.9M0.3%+1,890+0.1%AddedHolders
Q2 20232,042,988$235.9M0.3%+14,100+0.7%AddedHolders
Q1 20232,028,888$227.2M0.3%+2,022,530+31,810.8%AddedHolders
Q4 20226,358$746.9K<0.1%+147+2.4%AddedHolders
Q3 20226,211$557.0K<0.1%−11−0.2%ReducedHolders
Q2 20226,222$592.0K<0.1%+135+2.2%AddedHolders
Q1 20226,087$801.0K<0.1%+177+3.0%AddedHolders
Q4 20215,910$944.0K<0.1%−507−7.9%ReducedHolders
Q3 20216,417$834.0K<0.1%−925−12.6%ReducedHolders
Q2 20217,342$958.0K<0.1%−4,180−36.3%ReducedHolders
Q1 202111,522$1.31M<0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.