First Interstate BancSystem, Inc

The annual 10-K, the quarterly 10-Q and the 8-K filed between them when something material happens.

1. Sep 168-KOfficer or director change5.029.01
2. Aug 218-KOfficer or director change5.029.01
3. Aug 713GPassive stake of 5% or more (13G)
4. Aug 310-QQuarterly report
5. Jul 238-KResults of operations and Regulation FD disclosure2.027.018.019.01
6. Jul 168-KOfficer or director change5.029.01
7. Jul 98-KOfficer or director change5.029.01
8. May 298-KOfficer or director change and bylaws or fiscal year changed5.025.035.079.01
9. May 138-KOfficer or director change5.029.01
10. May 710-QQuarterly report
11. Apr 298-KResults of operations and Regulation FD disclosure2.027.018.019.01
12. Feb 2610-KAnnual report
13. Jan 288-KResults of operations and Regulation FD disclosure2.027.018.019.01
14. Nov 18, 20258-KOfficer or director change5.029.01
15. Nov 6, 202510-QQuarterly report
16. Oct 29, 20258-KResults of operations and Regulation FD disclosure2.027.018.01
17. Oct 16, 20258-KRegulation FD disclosure7.019.01
18. Oct 14, 20258-KRegulation FD disclosure7.019.01
19. Sep 9, 20258-KOfficer or director change and Regulation FD disclosure5.027.019.01
20. Sep 2, 20258-KOfficer or director change5.029.01
21. Aug 29, 20258-K/AOfficer or director change (amended)5.02
22. Aug 28, 20258-KOther events8.019.01
23. Aug 18, 20258-KOther events and end of a material agreement1.028.019.01
24. Aug 15, 20258-KOfficer or director change5.029.01
25. Aug 6, 202510-QQuarterly report
26. Jul 29, 20258-KResults of operations and Regulation FD disclosure2.027.018.019.01
27. Jul 3, 20258-KOther events8.019.01
28. Jun 10, 20258-KMaterial agreement and new debt or obligation1.012.039.01
29. Jun 6, 2025424B5Prospectus for an offering
30. Jun 6, 20258-KRegulation FD disclosure and other events7.018.019.01
31. Jun 5, 2025424B5Prospectus for an offering
32. Jun 2, 20258-KRegulation FD disclosure7.019.01
33. Jun 2, 20258-KOfficer or director change and Regulation FD disclosure5.027.019.01