ALERUS FINANCIAL CORP (ALRS) Stock Institutional Trading Activity


ALERUS FINANCIAL CORP (ALRS) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 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
Q4 2025Mairs & Power Growth FundSell-7,38779,436$1,788,899
Q4 2025Renaissance Technologies LLCBuy29,933119,012$2,680,150
Q3 2025Mairs & Power Growth FundSell-11,04486,823$1,922,261
Q3 2025Renaissance Technologies LLCSell-40,89689,079$1,972,209
Q2 2025Mairs & Power Growth FundBuy20397,867$2,117,842
Q2 2025Renaissance Technologies LLCBuy3,315129,975$2,812,659
Q1 2025Mairs & Power Growth FundSell-1097,664$1,802,877
Q1 2025Renaissance Technologies LLCBuy21,781126,660$2,338,144
Q4 2024Mairs & Power Growth FundSell-5597,674$1,879,248
Q4 2024Renaissance Technologies LLCBuy93,879104,879$2,017,872
Q3 2024Mairs & Power Growth FundSell-23597,729$2,236,040
Q2 2024Mairs & Power Growth FundSell-26,33097,964$1,921,074
Q1 2024Renaissance Technologies LLCSell-2,80011,000$240
Q4 2023Renaissance Technologies LLCBuy2,10013,800$309
Q4 2023Mairs & Power Growth FundSell-17,025124,294$2,782,943
Q3 2023Renaissance Technologies LLCSell-40011,700$213
Q3 2023Mairs & Power Growth FundBuy120141,319$2,569,179
Q2 2023Renaissance Technologies LLCSell-20,10012,100$218
Q3 2022Mairs & Power Growth FundSell-97141,199$3,120
Q1 2022Renaissance Technologies LLCBuy16,20032,200$890
Q1 2022Mairs & Power Growth FundBuy83,196141,296$3,905
Q4 2021Renaissance Technologies LLCSell-76516,000$468
Q4 2021Mairs & Power Growth FundBuy58,10058,100$1,701
Q2 2020Renaissance Technologies LLCBuy2,80016,765$331
Q1 2020Renaissance Technologies LLCBuy13,96513,965$231

Frequently asked questions about ALRS activity

  • Which institutional owners are buying ALRS?

    Institutional owners buying ALRS 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 ALRS activity?

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

  • Is institutional interest in ALRS increasing?

    Institutional interest in ALRS 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.