Documents

SEC Filings

Other Filings
Filing Description Filing Type Filing Date Event Date  
Prospectus 424B3 7/9/2018
13-D SC 13D/A 7/2/2018
Registration Statement S-4/A 7/2/2018
Abstract: Registrant filed amendment No. 1 to its registration statement to file additional information in connection with its offer for 3,982,842 shares of class A common stock in an offering valued at approximately $168.6 million in connection with its proposed acquisition of Northwest Bancorp. Inc.
Merger App Y-3 6/21/2018 6/14/2018
Abstract: Registrant filed an application with the FRB to seek approval to acquire Northwest Bancorporation, Inc./Inland Northwest Bank. The agreement and plan of merger was included with the filing.
Registration Statement S-4 6/8/2018
Abstract: Registrant filed a registration statement for 3,982,842 shares of class A common stock in an offering valued at approximately $168.6 million in connection with its proposed acquisition of Northwest Bancorporation Inc.
10-Q 10-Q 5/9/2018 3/31/2018
8-K 8-K 5/4/2018 5/2/2018
Abstract: 8-K filed by First Interstate BancSystem Inc. (FIBK) covering Submission of Matters to a Vote of Security Holder.
Prospectus 425 5/3/2018
8-K 8-K 4/27/2018 4/27/2018
Abstract: 8-K filed by First Interstate BancSystem Inc. (FIBK) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers and Financial Statements and Exhibits.
8-K 8-K 4/26/2018 4/25/2018
Abstract: On April 25, registrant and Northwest Bancorporation Inc. announced that they entered into a definitive agreement under which the registrant to acquire Northwest Bancorporation Inc. in an all-stock transaction. The agreement and plan of merger, and investor presentation were included by exhibit.
Prospectus 425 4/26/2018
Investor Presentation MP 4/25/2018
Abstract: Presentation made by First Interstate BancSystem on April 25 regarding its proposed acquisition of Northwest Bancorporation, Inc.
8-K 8-K 4/25/2018 4/25/2018
Abstract: On April 25, registrant reported its net income for the quarter ended March 31. Registrant declared a dividend of 28 cents per share, payable May 24 to shareholders as of May 14.
8-K 8-K 4/5/2018 4/3/2018
Abstract: 8-K filed by First Interstate BancSystem Inc. (FIBK) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers and Financial Statements and Exhibits.
Proxy DEF 14A 3/16/2018 5/2/2018
8-K 8-K 3/15/2018 3/12/2018
Abstract: 8-K filed by First Interstate BancSystem Inc. (FIBK) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers.
8-K 8-K 3/8/2018 3/5/2018
Abstract: 8-K filed by First Interstate BancSystem Inc. (FIBK) covering Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers.
13-D SC 13G/A 3/8/2018
10-K 10-K 2/28/2018 12/31/2017
13-D SC 13D/A 2/14/2018

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