GLACIER BANCORP INC (GBCI) Stock Institutional Trading Activity


GLACIER BANCORP INC (GBCI) 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 Mairs & Power Growth Fund, Renaissance Technologies LLC, and Kahn Brothers Group. 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-1,80997,354$4,288,444
Q3 2025Renaissance Technologies LLCSell-395,99261,600$2,998,072
Q3 2025Mairs & Power Growth FundBuy19299,163$4,826,263
Q2 2025Mairs & Power Growth FundSell-29,83498,971$4,263,671
Q2 2025Renaissance Technologies LLCBuy119,800457,592$19,713,063
Q1 2025Mairs & Power Growth FundSell-23,075128,805$5,695,757
Q1 2025Renaissance Technologies LLCBuy270,200337,792$14,937,162
Q4 2024Mairs & Power Growth FundSell-75151,880$7,627,414
Q3 2024Mairs & Power Growth FundSell-43,485151,955$6,944,344
Q2 2024Renaissance Technologies LLCBuy25,70067,592$2,522,533
Q2 2024Mairs & Power Growth FundSell-19,640195,440$7,293,821
Q1 2024Kahn Brothers GroupBuy1,9446,264$252,000
Q1 2024Mairs & Power Growth FundBuy350215,080$8,663,422
Q4 2023Mairs & Power Growth FundSell-14,495214,730$8,872,644
Q3 2023Mairs & Power Growth FundSell-200229,225$6,532,913
Q2 2023Mairs & Power Growth FundBuy65229,425$7,151,177
Q1 2023Mairs & Power Growth FundSell-12229,360$9,635,414
Q4 2022Mairs & Power Growth FundSell-41,540229,372$11,335,564
Q3 2022Kahn Brothers GroupSell-1,9454,320$212,000
Q3 2022Renaissance Technologies LLCBuy5,30041,892$2,058
Q3 2022Mairs & Power Growth FundSell-6,477270,912$13,310
Q2 2022Renaissance Technologies LLCSell-75,76836,592$1,735
Q2 2022Mairs & Power Growth FundSell-148277,389$13,154
Q1 2022Mairs & Power Growth FundBuy9,241277,537$13,955
Q4 2021Mairs & Power Growth FundSell-136268,296$15,212
Q3 2021Renaissance Technologies LLCBuy61,300112,360$6,219
Q3 2021Mairs & Power Growth FundBuy19,963268,432$14,858
Q2 2021Mairs & Power Growth FundSell-9,402248,469$13,686
Q1 2021Mairs & Power Growth FundSell-21,563257,871$14,719
Q4 2020Mairs & Power Growth FundSell-101279,434$12,857

Frequently asked questions about GBCI activity

  • Which institutional owners are buying GBCI?

    Institutional owners buying GBCI 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 GBCI activity?

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

  • Is institutional interest in GBCI increasing?

    Institutional interest in GBCI 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.