ALGOMA STEEL GROUP INC (ASTL) Stock Institutional Trading Activity


ALGOMA STEEL GROUP INC (ASTL) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q3 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC and Donald Smith & Co.. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2025Donald Smith & Co.Sell-103,1485,937,020$21,106,106
Q3 2025Renaissance Technologies LLCBuy158,933216,333$769,064
Q2 2025Donald Smith & Co.Sell-2,047,9526,040,168$41,616,758
Q2 2025Renaissance Technologies LLCSell-170,20557,400$395,486
Q1 2025Donald Smith & Co.Buy20,5178,088,120$43,837,610
Q1 2025Renaissance Technologies LLCBuy138,231227,605$1,233,619
Q4 2024Donald Smith & Co.Buy4,7368,067,603$78,901,157
Q4 2024Renaissance Technologies LLCBuy8,97489,374$874,078
Q3 2024Donald Smith & Co.Sell-784,5848,062,867$82,483,129
Q3 2024Renaissance Technologies LLCSell-45,73380,400$822,492
Q2 2024Donald Smith & Co.Sell-910,9478,847,451$61,578,259
Q2 2024Renaissance Technologies LLCBuy65,133126,133$877,886
Q1 2024Donald Smith & Co.Buy134,9199,758,398$82,848,799
Q1 2024Renaissance Technologies LLCSell-30,20061,000$518
Q4 2023Donald Smith & Co.Buy1,959,5309,623,479$96,523,494
Q4 2023Renaissance Technologies LLCSell-114,27891,200$915
Q3 2023Donald Smith & Co.Buy173,3687,663,949$52,114,853
Q3 2023Renaissance Technologies LLCSell-278,422205,478$1,397
Q2 2023Donald Smith & Co.Buy195,9167,490,581$53,183,125
Q2 2023Renaissance Technologies LLCSell-611,700483,900$3,436
Q1 2023Donald Smith & Co.Buy960,9777,294,665$58,940,893
Q1 2023Renaissance Technologies LLCSell-1,143,7001,095,600$8,852
Q4 2022Donald Smith & Co.Buy3,123,6626,333,688$40,155,582
Q4 2022Renaissance Technologies LLCBuy347,4832,239,300$14,197
Q3 2022Donald Smith & Co.Buy3,210,0263,210,026$20,673
Q3 2022Renaissance Technologies LLCBuy1,377,8241,891,817$12,183
Q2 2022Renaissance Technologies LLCBuy449,093513,993$4,616
Q1 2022Renaissance Technologies LLCBuy64,90064,900$730

Frequently asked questions about ASTL activity

  • Which institutional owners are buying ASTL?

    Institutional owners buying ASTL include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ASTL activity?

    "Buy" means an investor increased their reported position in ASTL compared to the prior reporting period. This reflects growing exposure to ALGOMA STEEL GROUP INC (ASTL) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ASTL increasing?

    Institutional interest in ASTL can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.