(ALE) Stock Institutional Trading Activity


(ALE) 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 Mairs & Power Growth Fund. 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 2025Mairs & Power Growth FundSell-1,0003,288$218,323
Q3 2025Renaissance Technologies LLCSell-185,200111,999$7,436,734
Q2 2025Mairs & Power Growth FundSell-6504,288$274,732
Q2 2025Renaissance Technologies LLCBuy236,400297,199$19,041,540
Q1 2025Mairs & Power Growth FundSell-1,8304,938$324,427
Q1 2025Renaissance Technologies LLCBuy39,90060,799$3,994,494
Q4 2024Mairs & Power Growth FundSell-2,9206,768$438,566
Q4 2024Renaissance Technologies LLCSell-61,80020,899$1,354,255
Q3 2024Mairs & Power Growth FundSell-6509,688$621,873
Q3 2024Renaissance Technologies LLCBuy23,40082,699$5,308,449
Q2 2024Mairs & Power Growth FundSell-50010,338$644,574
Q2 2024Renaissance Technologies LLCBuy17,20059,299$3,697,293
Q1 2024Renaissance Technologies LLCBuy50042,099$2,511
Q1 2024Mairs & Power Growth FundSell-1,35010,838$646,378
Q4 2023Mairs & Power Growth FundSell-1,42012,188$745,418
Q3 2023Renaissance Technologies LLCBuy3,00041,599$2,196
Q3 2023Mairs & Power Growth FundSell-2,64613,608$718,502
Q2 2023Renaissance Technologies LLCSell-49,60038,599$2,238
Q2 2023Mairs & Power Growth FundSell-1,90016,254$942,244
Q1 2023Mairs & Power Growth FundSell-31718,154$1,168,573
Q4 2022Mairs & Power Growth FundSell-10018,471$1,191,564
Q3 2022Mairs & Power Growth FundBuy1,43318,571$929
Q2 2022Mairs & Power Growth FundSell-1,20017,138$1,007
Q2 2022Renaissance Technologies LLCBuy77,59988,199$5,184
Q1 2022Renaissance Technologies LLCSell-119,89910,600$710
Q1 2022Mairs & Power Growth FundSell-1,75018,338$1,228
Q4 2021Mairs & Power Growth FundSell-2,90920,088$1,333
Q3 2021Mairs & Power Growth FundSell-1,86622,997$1,369
Q2 2021Mairs & Power Growth FundSell-7,51524,863$1,740
Q1 2021Mairs & Power Growth FundSell-1,38532,378$2,175

Frequently asked questions about ALE activity

  • Which institutional owners are buying ALE?

    Institutional owners buying ALE 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 ALE activity?

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

  • Is institutional interest in ALE increasing?

    Institutional interest in ALE 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.