{"transactions":[{"id":1126426,"issuer":{"id":4141,"kind":"organization","name":"FIRST INTERSTATE BANCSYSTEM INC","symbol":"FIBK"},"owners":[{"id":42028,"kind":"person","name":"Scott Jeremy","position":1,"cik":"0001803925","reported_name":"Scott Jeremy","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":66334,"kind":"organization","name":"Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15","position":2,"cik":"0001909124","reported_name":"Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":78967,"kind":"organization","name":"NBAR5 S, LP","position":3,"cik":"0001908842","reported_name":"NBAR5 S, LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Stock","published_at":"2025-06-03T18:54:01.000Z","date":"2025-06-01","kind":"grant","planned":false,"acquired":true,"shares":2946,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Shares issuable upon vesting of restricted stock units granted to the reporting person pursuant to the Registrant's 2023 Equity and Incentive Plan. The restricted stock units vest on June 1, 2026, subject to the reporting person's provision of continuous service to the Registrant through the earlier of the applicable vesting date or the date of the Registrant's [next] annual stockholder meeting."}],"balance_after":2946,"source":{"system":"sec-edgar","filing":"0000860413-25-000096","document":"wk-form4_1748976834.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/860413/000086041325000096/wk-form4_1748976834.xml","form_type":"4"}},{"id":2315967,"issuer":{"id":4141,"kind":"organization","name":"FIRST INTERSTATE BANCSYSTEM INC","symbol":"FIBK"},"owners":[{"id":42028,"kind":"person","name":"Scott Jeremy","position":1,"cik":"0001803925","reported_name":"Scott Jeremy","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":66334,"kind":"organization","name":"Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 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March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to the Issuer's articles of incorporation, because the aggregate number of shares of Class B Common Stock constituted less than twenty percent (20%) of the aggregate number of shares of the Issuer's issued and outstanding common stock as of March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Pursuant to the Issuer's articles of incorporation, because the aggregate number of shares of Class B Common Stock constituted less than twenty percent (20%) of the aggregate number of shares of the Issuer's issued and outstanding common stock as of March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Pursuant to the Issuer's articles of incorporation, because the aggregate number of shares of Class B Common Stock constituted less than twenty percent (20%) of the aggregate number of shares of the Issuer's issued and outstanding common stock as of March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Composed of 68,942 shares held of record by Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15, 3,416,108 shares held of record by NBAR5 Limited Partnership."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Class A Common Stock","underlying_shares":3485050},"source":{"system":"sec-edgar","filing":"0000899243-22-012691","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/860413/000089924322012691/doc4.xml","form_type":"4"}},{"id":2315966,"issuer":{"id":4141,"kind":"organization","name":"FIRST INTERSTATE BANCSYSTEM INC","symbol":"FIBK"},"owners":[{"id":42028,"kind":"person","name":"Scott Jeremy","position":1,"cik":"0001803925","reported_name":"Scott Jeremy","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":66334,"kind":"organization","name":"Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15","position":2,"cik":"0001909124","reported_name":"Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":78967,"kind":"organization","name":"NBAR5 S, LP","position":3,"cik":"0001908842","reported_name":"NBAR5 S, LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Class A Common Stock","published_at":"2022-03-29T21:29:38.000Z","date":"2022-03-25","kind":"exercise","acquired":true,"shares":3485050,"ownership":{"direct":false,"nature":"see footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Pursuant to the Issuer's articles of incorporation, because the aggregate number of shares of Class B Common Stock constituted less than twenty percent (20%) of the aggregate number of shares of the Issuer's issued and outstanding common stock as of March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Pursuant to the Issuer's articles of incorporation, because the aggregate number of shares of Class B Common Stock constituted less than twenty percent (20%) of the aggregate number of shares of the Issuer's issued and outstanding common stock as of March 25, 2022, the record date of the Issuer's annual meeting of shareholders, each outstanding share of Class B Common Stock was automatically converted into one share of Class A Common Stock.."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"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 Jeremy Scott."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"Composed of 68,942 shares held of record by Jeremy Scott TTEE, Jeremy Scott Revocable Trust Dtd 6/25/15, 3,416,108 shares held of record by NBAR5 Limited Partnership."}],"balance_after":3485050,"source":{"system":"sec-edgar","filing":"0000899243-22-012691","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/860413/000089924322012691/doc4.xml","form_type":"4"}}]}