| SC 13G/A | 2021-03-10 | BlackRock Inc. | FIRST INTERSTATE BANCSYSTEM INC | 4,340,772 | 10.6% | EDGAR |
| SC 13D/A | 2021-02-16 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 495,342 | 1.2% | EDGAR |
| SC 13G/A | 2021-02-12 | MACQUARIE GROUP LTD | FIRST INTERSTATE BANCSYSTEM INC | 2,975,745 | 7.2% | EDGAR |
| SC 13G/A | 2021-02-10 | VANGUARD GROUP INC | FIRST INTERSTATE BANCSYSTEM INC | 3,528,602 | 8.6% | EDGAR |
| SC 13G/A | 2021-02-05 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANK | 4,498,015 | 10.2% | EDGAR |
| SC 13G/A | 2021-01-29 | BlackRock Inc. | FIRST INTERSTATE BANCSYSTEM INC | 3,175,613 | 7.7% | EDGAR |
| SC 13D/A | 2020-10-08 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 495,342 | 1.1% | EDGAR |
| SC 13D/A | 2020-07-02 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 4,291,018 | 9.2% | EDGAR |
| SC 13D/A | 2020-03-12 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 4,303,561 | 9.1% | EDGAR |
| SC 13D/A | 2020-02-21 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 4,303,561 | 9.1% | EDGAR |
| SC 13G/A | 2020-02-13 | MACQUARIE GROUP LTD | FIRST INTERSTATE BANCSYSTEM INC | 2,584,749 | 6.0% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | FIRST INTERSTATE BANCSYSTEM INC | 3,777,075 | 8.8% | EDGAR |
| SC 13G/A | 2020-02-05 | BlackRock Inc. | FIRST INTERSTATE BANCSYSTEM INC | 2,775,018 | 6.4% | EDGAR |
| SC 13G/A | 2020-02-04 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANK | 4,467,837 | 9.5% | EDGAR |
| SC 13D/A | 2020-01-30 | FIRST INTERSTATE BANCSYSTEM INC | N BAR 5 LIMITED PARTNERSHIP | 4,303,561 | 9.1% | EDGAR |
| SC 13D/A | 2019-10-25 | FIRST INTERSTATE BANCSYSTEM INC | FIRST INTERSTATE BANCSYSTEM INC | 4,757,058 | 10.0% | EDGAR |
| SC 13G/A | 2019-02-14 | MACQUARIE GROUP LTD | FIRST INTERSTATE BANCSYSTEM INC | 2,719,902 | 7.1% | EDGAR |
| SC 13G/A | 2019-02-11 | VANGUARD GROUP INC | FIRST INTERSTATE BANCSYSTEM INC | 3,167,921 | 8.3% | EDGAR |
| SC 13G/A | 2019-02-08 | DIMENSIONAL FUND ADVISORS LP | FIRST INTERSTATE BANCSYSTEM INC | 1,818,699 | 4.8% | EDGAR |
| SC 13G | 2019-02-08 | BlackRock Inc. | FIRST INTERSTATE BANCSYSTEM INC | 2,472,238 | 6.5% | EDGAR |