{"transactions":[{"id":4521210,"issuer":{"id":4141,"kind":"organization","name":"FIRST INTERSTATE BANCSYSTEM INC","symbol":"FIBK"},"owners":[{"id":180378,"kind":"person","name":"Heyneman Charles M","position":1,"cik":"0001289724","reported_name":"Heyneman Charles M","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class B Common Stock","published_at":"2016-12-15T22:19:04.000Z","date":"2016-12-13","kind":"other","acquired":true,"shares":16737,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"By Trust"},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The Class B Common Stock is convertible at any time into Class A Common Stock on a share for share basis at the descretion of the holder.  The conversion feature of the Class B common stock does not expire."},{"field":"kind","element":"transactionCoding","label":"F2","text":"Pro rata distribution from Towanda Investments Limited Partnership, of which reporting person is a limited partner."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The Class B Common Stock is convertible at any time into Class A Common Stock on a share for share basis at the descretion of the holder.  The conversion feature of the Class B common stock does not expire."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The Class B Common Stock is convertible at any time into Class A Common Stock on a share for share basis at the descretion of the holder.  The conversion feature of the Class B common stock does not expire."}],"balance_after":152969,"derivative":{"exercise_price":0,"exercise_date":"2010-03-05","expiration_date":"2029-12-31","underlying":"Class A Common Stock","underlying_shares":16737},"source":{"system":"sec-edgar","filing":"0001209191-16-155464","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/860413/000120919116155464/doc4.xml","form_type":"4"}}]}