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Filing Flows › First Interstate Bancsystem (FIBK) › Who owns the stock

Who owns First Interstate Bancsystem (FIBK) stock

285 funds reported First Interstate Bancsystem (FIBK) shares in their latest 13F filings, worth $3.7B in all. The largest holder is BlackRock ($530M). Last quarter 126 funds added to their stakes and 115 cut them.

Largest holders of FIBK (13F)Largest holders of FIBK (13F)BlackRock$530MVanguard Group$348MState Street$241MDimensional Fund Advisors LP$223MVanguard Portfolio Management LLC$212MFirst Interstate Bank$164MHoldCo Asset Management, LP$152MWellington Management Group LLP$145MVanguard Capital Management LLC$144MFMR LLC$95.0M

Largest holders (13F)

FundSharesValueChangeQuarter
BlackRock13,732,702$530Mincrease2026-06-30
Vanguard Group10,048,419$348Mincrease2025-12-31
State Street6,250,817$241Mincrease2026-06-30
Dimensional Fund Advisors LP5,783,231$223Mincrease2026-06-30
Vanguard Portfolio Management LLC5,506,456$212Mincrease2026-06-30
First Interstate Bank4,591,104$164Mdecrease2026-09-30
HoldCo Asset Management, LP3,950,107$152Munchanged2026-06-30
Wellington Management Group LLP3,768,343$145Mdecrease2026-06-30
Vanguard Capital Management LLC3,738,371$144Mdecrease2026-06-30
FMR LLC2,463,971$95.0Mdecrease2026-06-30
Geode Capital Management, LLC2,387,561$92.1Mincrease2026-06-30
Capital International Investors2,341,826$90.3Mincrease2026-06-30
Victory Capital Management2,149,403$82.9Mincrease2026-06-30
Nomura Asset Management International2,018,138$77.8Mincrease2026-06-30
Morgan Stanley1,639,233$63.2Mincrease2026-06-30

First Interstate Bancsystem's latest quarter

First Interstate Bancsystem, Q3 2026: revenue $250M (-0.4% year over year), operating margin 32.8%, net earnings $62.2M, operating cash flow $106M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most FIBK stock?

By the latest 13F filings: BlackRock ($530M); Vanguard Group ($348M); State Street ($241M); Dimensional Fund Advisors LP ($223M); Vanguard Portfolio Management LLC ($212M).

What is the short interest in FIBK?

8,716,847 shares were sold short at the 2026-10-15 settlement, 0.97% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.