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Arizona State Retirement System

SEC CIK
0001558481
Latest filing
Aug 7, 2026

SUM holding history

Summit Materials, Inc. in every 13F filed by Arizona State Retirement System, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

SUM overviewAll 13F holders of SUMFull Q2 2026 holdings

Shares (Q1 2025)
0
Sold out in Q1 2025
Value
$0
% of portfolio
0.0%
Quarters held
16
Since Q1 2021
Holdings of SUM by Arizona State Retirement System, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20250$00.0%−35,671−100.0%Sold outHolders
Q4 202435,671$1.80M<0.1%+304+0.9%AddedHolders
Q3 202435,367$1.38M<0.1%+985+2.9%AddedHolders
Q2 202434,382$1.26M<0.1%+1,540+4.7%AddedHolders
Q1 202432,842$1.46M<0.1%−404−1.2%ReducedHolders
Q4 202333,246$1.28M<0.1%−588−1.7%ReducedHolders
Q3 202333,834$1.05M<0.1%+460+1.4%AddedHolders
Q2 202333,374$1.26M<0.1%−933−2.7%ReducedHolders
Q1 202334,307$977.4K<0.1%+359+1.1%AddedHolders
Q4 202233,948$963.8K<0.1%+1,855+5.8%AddedHolders
Q3 202232,093$769.0K<0.1%−83−0.3%ReducedHolders
Q2 202232,176$749.0K<0.1%+126+0.4%AddedHolders
Q1 202232,050$995.0K<0.1%+285+0.9%AddedHolders
Q4 202131,765$1.27M<0.1%−204−0.6%ReducedHolders
Q3 202131,969$1.02M<0.1%+764+2.4%AddedHolders
Q2 202131,205$1.09M<0.1%−2,018−6.1%ReducedHolders
Q1 202133,223$931.0K<0.1%––Holders

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