First Interstate BancSystem, Inc. filings document the regulatory disclosures of a bank holding company and the parent of First Interstate Bank. Recent Form 8-K reports furnish quarterly operating results, Regulation FD corporate presentations, dividend declarations, and other material events related to the company’s financial condition and capital actions.
Proxy materials cover board elections, executive compensation, shareholder voting matters, and governance practices. Additional current-report disclosures address leadership and compensatory arrangements, material agreements, capital-structure matters, and other events affecting the company’s common stockholder and corporate reporting profile.
First Interstate BancSystem Inc. (FIBK) reporting persons James R. Scott and James R Scott Trust, James R Scott & First Interstate Wealth Management Co-TTEEs, each identified as a ten-percent owner, reported an indirect bona fide gift transfer of 6,990 shares on October 5, 2026. The reported resulting position was 2,038,296 shares. The reported holdings composition included 1,982,892 shares held of record by the trust, 14,534 shares held in Scott’s 401(k) plan, and 40,870 shares held of record by Scott’s spouse. The reporting persons disclaim beneficial ownership except to the extent of their pecuniary interest.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) reported that Chief Banking Officer Christopher L. Shepler had 222 shares of common stock disposed on September 10, 2026 to cover minimum required withholding taxes upon vesting of previously unvested shares, at a reference price of $36.88 per share. After this tax-withholding disposition, he holds 13,018 shares of common stock directly. No Rule 10b5-1 trading plan is reported.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) reported an insider transaction in which an entity associated with ten percent owners linked to Julie A. Scott sold 2,700 shares of common stock on September 16, 2026 at $37.64 per share in an indirect transaction effected by the Julie A Scott Rose Trust. Following this sale, entities associated with the reporting persons held an aggregate of 484,309 indirect shares across several trusts and an LLC, with shared voting and dispositive power noted and certain beneficial ownership expressly disclaimed. No Rule 10b5-1 trading plan is reported.
First Interstate BancSystem, Inc. (FIBK) has executed an employment agreement with Jeff Lee, under which his previously announced appointment as Executive Vice President and Chief Operations Officer of the company and its wholly owned subsidiary First Interstate Bank became effective on September 14, 2026.
The agreement provides severance if his employment is terminated without cause or for “good reason,” including cash payments equal to up to two times Base Salary plus incentive components and continued insurance coverage for up to 24 months, with enhanced benefits if a qualifying termination occurs in connection with a “change in control.” It also includes 12–18 month non-competition and non-solicitation restrictions and contains provisions addressing potential “excess parachute payments” under Section 280G of the Internal Revenue Code.
FIRST INTERSTATE BANCSYSTEM INC (symbol: FIBK) is the issuer of record for a Form 4 filing submitted to the SEC. Lee Jeffery D. reported acquisition or exercise transactions in this Form 4 filing.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) granted Chief Operations Officer Jeffery D. Lee 5,417 restricted stock units of common stock on September 14, 2026 under its 2023 Equity and Incentive Plan. These RSUs vest in three equal annual installments starting September 14, 2027, conditioned on his continued employment through each vesting date.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) reported an initial ownership filing for officer Jeffery D. Lee, who serves as Chief Operations Officer. The filing states that he did not beneficially own any shares of the company’s Common Stock at the time this Form 3 was filed.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) reported that entities associated with ten percent owner Jonathan R. Scott sold 8,071 shares of common stock on September 14, 2026 at a weighted average price of $37.29, with individual sale prices ranging from $37.10 to $37.44.
After this transaction, the reporting persons indirectly hold 817,738 shares of FIBK common stock through several trusts, an LLC, and shares held by Jonathan Scott’s spouse. The reporting persons state they may be deemed part of a group with other stockholders and disclaim beneficial ownership beyond their pecuniary interests. No Rule 10b5-1 trading plan is indicated.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) had an insider group associated with Jonathan R. Scott report the sale of 16,929 shares of Common Stock on September 11, 2026, in open-market or private transactions at a weighted average price of $37.03 per share, with prices ranging from $37.00 to $37.23. After this transaction, entities and persons associated with Jonathan R. Scott indirectly held 825,809 shares, including shares held by a trust for Jonathan R. Scott, IXL Limited Liability Company, several Scott family trusts, and Jonathan Scott’s spouse, with beneficial ownership of some securities disclaimed except to the extent of pecuniary interest. No Rule 10b5-1 trading plan is reported for these sales.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) is the issuer for a planned Rule 144 sale of common stock by the Jonathan R. Scott Trust dated November 13, 2004, which is associated with a former director.
The trust has filed to sell 15,000 shares of FIBK common stock through Goldman Sachs & Co. LLC, with an aggregate market value of $553,800, in a transaction dated September 11, 2026 on the NASD market. The filing also lists prior Rule 144 sales of FIBK common stock by the trust over the past three months.
FIRST INTERSTATE BANCSYSTEM INC (FIBK) reported the appointment of Jeff Lee as Executive Vice President and Chief Operations Officer of the company and its wholly owned subsidiary, First Interstate Bank. His employment is expected to begin formally on September 14, 2026.
Under an Employment Agreement expected to be finalized by the Effective Date, Mr. Lee’s initial annual base salary is set at $480,000, with participation in incentive, bonus, and long-term incentive plans available to similarly situated executives. He is also expected to receive time-based restricted stock units with a grant date value of $200,000, vesting in three equal annual installments beginning on September 14, 2027, subject to continued employment. The Employment Agreement is expected to have an initial one-year term with automatic one-year renewals unless terminated or non-renewed with at least 90 days’ notice.