FIRST INTERSTATE BANCSYS-A (FIBK) Stock Institutional Trading Activity


FIRST INTERSTATE BANCSYS-A (FIBK) 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 Tweedy, Browne Co All Funds (US), 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 2017Renaissance Technologies LLCSell-114,400489,519$18,724
Q2 2017Renaissance Technologies LLCBuy239,219603,919$22,466
Q1 2017Renaissance Technologies LLCSell-103,200364,700$14,460
Q4 2016Renaissance Technologies LLCSell-15,100467,900$19,909
Q3 2016Renaissance Technologies LLCBuy17,300483,000$15,219
Q2 2016Renaissance Technologies LLCBuy4,000465,700$13,086
Q1 2016Renaissance Technologies LLCBuy109,800461,700$12,988
Q4 2015Renaissance Technologies LLCBuy50,400351,900$10,230
Q3 2015Renaissance Technologies LLCBuy12,800301,500$8,394
Q2 2015Renaissance Technologies LLCSell-8,400288,700$8,009
Q1 2015Renaissance Technologies LLCBuy1,500297,100$8,265
Q4 2014Renaissance Technologies LLCSell-15,477295,600$8,224
Q3 2014Renaissance Technologies LLCSell-223311,077$8,265
Q2 2014Renaissance Technologies LLCSell-72,303311,300$8,461
Q1 2014Renaissance Technologies LLCBuy196,203383,603$10,825
Q4 2013Renaissance Technologies LLCBuy54,300187,400$5,317
Q3 2013Renaissance Technologies LLCSell-8,500133,100$3,214
Q2 2013Renaissance Technologies LLCBuy141,600141,600$2,935

Frequently asked questions about FIBK activity

  • Which institutional owners are buying FIBK?

    Institutional owners buying FIBK 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 FIBK activity?

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

  • Is institutional interest in FIBK increasing?

    Institutional interest in FIBK 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.