First Interstate BancSystem, Inc. (FIBK) Institutional Ownership & Insider Trading

298 institutions reported holding First Interstate BancSystem, Inc. shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 29 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

FIBKFirst Interstate BancSystem, Inc.Follow FIBK — free

Banks - Regional · Financials

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Market cap: 3.5B
P/E TTM: 11.4
Dividend yield: 5.1%
52-week: —
Next earnings: 26 Jan, in 94 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

298 institutions held 95.8% of the shares. Across filers that reported both quarters, shares held changed -2.1%.

Largest moves, shares (millions)

Institutional flow by quarter

net shares added or trimmed, millions · filers in both quarters

Quarter	Holders	Shares held, M	Change	Increased	New	Decreased	Closed
Jun 26	298	91	-2.1%	95	26	91	17
Mar 26	287	92	-4.7%	87	34	98	29
Dec 25	274	97	+5.4%	79	48	61	19
Sep 25	233	89	+4.8%	72	21	73	20
Jun 25	228	86	-3.7%	97	21	67	34
Mar 25	245	85	+2.6%	83	25	71	19
Dec 24	236	84	-1.2%	70	17	75	24
Sep 24	235	81	-1.2%	69	34	65	15

First Interstate BancSystem, Inc. — questions

Who owns First Interstate BancSystem, Inc. stock?: 298 institutions reported First Interstate BancSystem, Inc. shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (14.4%), STATE STREET CORP (6.6%), DIMENSIONAL FUND ADVISORS LP (6.1%).
Are First Interstate BancSystem, Inc. insiders buying or selling?: 29 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.

Every figure on this page comes from First Interstate BancSystem, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.

Important information. Figures on this page are taken from filings submitted to the U.S. Securities and Exchange Commission (SEC) and processed automatically by EquiReason. They may contain errors, omissions or delays, and EquiReason makes no representation or warranty as to their accuracy, completeness or timeliness. Always verify figures against the original filing on SEC EDGAR before relying on them.

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