September 17, 2025 · Form 4 insider transaction
HEYNEMAN JOHN M JR bought 67,482 shares of First Interstate BancSystem, Inc. at $0.00 per share, a transaction worth N/A. The trade was recorded as w and disclosed on an SEC Form 4, filed 56 days after the transaction.
As a result of certain agreements entered into by and among the reporting persons, the Issuer, and certain other stockholders of the Issuer, the reporting persons may be deemed members of a group with the other signatories thereto and may be deemed to share beneficial ownership of the securities reported herein. Each of the reporting persons disclaims beneficial ownership of any such securities, except to the extent of its pecuniary interest therein. The reporting persons expect to file future Forms 4 and 5, if any, together with John Heyneman, Jr. with the indication of direct or indirect ownership in Table I being made from John Heyneman, Jr.'s perspective. The nature of beneficial ownership is described in detail by footnote for all reporting persons.