First Interstate Bancsystem Inc (FIBK) Institutional Ownership

Ownership Summary

First Interstate Bancsystem Inc (NASDAQ:FIBK) currently has 20 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

• The percentage of First Interstate Bancsystem owned by institutions changed from 84.7% in September 2025 to 0.5% in December 2025, marking a slight down trend.
• In percentage terms, this reflects as a holdings change of 2.09% quarter on quarter, and a decrease of 91.53% year over year.
• A review of institutional activity for First Interstate Bancsystem shows 10 of 20 filers increasing their positions, while 4 reduced their stake, and 6 remained unchanged.
• The aggregate institutional position in First Interstate Bancsystem now stands at 561.24K shares as of December 2025, after investors increased their holdings (up by 11.51K shares quarter on quarter which is down 83.14Mn shares year over year).
• As of December 31, 2025, HARBOR CAPITAL ADVISORS, INC. held First Interstate Bancsystem's largest shareholding position with over 110.31K shares, representing 0.11% of total outstanding shares.
• Among the most significant buyers of First Interstate Bancsystem during December 2025 were SG Americas Securities, LLC (48.65K), Louisiana State Employees Retirement System (41.00K), EXCHANGE TRADED CONCEPTS, LLC (4.54K), Hoese & Co LLP (3.00K), NISA INVESTMENT ADVISORS, LLC (1.68K).
• Leading sellers of First Interstate Bancsystem stock in December 2025 included Allspring Global Investments Holdings, LLC (71.96K), HARBOR CAPITAL ADVISORS, INC. (10.43K), Hennion & Walsh Asset Management, Inc. (5.14K), WEDGE CAPITAL MANAGEMENT L L P/NC (1.81K).
• The top 10 institutional holders of First Interstate Bancsystem for the quarter ending December 2025 included HARBOR CAPITAL ADVISORS, INC. (110.31K), Stockman Wealth Management, Inc. (95.87K), Allspring Global Investments Holdings, LLC (92.93K), WEDGE CAPITAL MANAGEMENT L L P/NC (77.23K), SG Americas Securities, LLC (75.58K), Louisiana State Employees Retirement System (41.00K), EXCHANGE TRADED CONCEPTS, LLC (31.77K), Hennion & Walsh Asset Management, Inc. (17.45K), SIGNATUREFD, LLC (6.85K), NISA INVESTMENT ADVISORS, LLC (4.38K).