Third Coast Bancshares, Inc. SEC filings

Filings

1. 425Third Coast Bancshares, Inc.TCBX5d

   Third Coast Bancshares to merge with Great Plains

   • Entered into merger agreement on Oct 6, 2026
   • Great Plains shareholders must approve the deal
   • Exchange ratio based on 5,570,352 shares
2. 8-KThird Coast Bancshares, Inc.TCBX5d

   Third Coast Bancshares to merge with Great Plains

   • Merger with Great Plains Bancshares, Inc.
   • Exchange ratio of 5,570,352 shares for Great Plains stock
   • Closing conditions include regulatory approvals and shareholder votes
3. 425Third Coast Bancshares, Inc.TCBXOct 9

   Third Coast Bancshares acquires Great Plains

   • Pays $239.6M in stock for Great Plains
   • Expected to close Q1 2027
   • Projects 14% EPS accretion in 2028
4. 425Third Coast Bancshares, Inc.TCBXOct 9

   Third Coast Bancshares acquires Great Plains

   • $239 million all-stock deal
   • Expected to close Q1 2027
   • Combined assets of $9 billion
5. 425Third Coast Bancshares, Inc.TCBXOct 8

   Third Coast Bancshares announces merger with Great Plains

   • Merger agreement signed on October 6, 2026
   • Third Coast to acquire Great Plains in all-stock transaction valued at $239.6 million
   • Combined assets expected to exceed $9 billion
6. 8-KThird Coast Bancshares, Inc.TCBXOct 8

   Third Coast Bancshares announces merger with Great Plains

   • Merger agreement signed on Oct 6, 2026
   • Third Coast to acquire Great Plains in all-stock deal
   • Combined assets expected to exceed $9 billion
7. 8-KThird Coast Bancshares, Inc.TCBXSep 18

   Current report

8. 8-KThird Coast Bancshares, Inc.TCBXSep 17

   Current report

9. 10-QThird Coast Bancshares, Inc.TCBXAug 4

   Quarterly report

10. SCHEDULE 13G/AThird Coast Bancshares, Inc.TCBXJul 30

    Ownership stake disclosure by BlackRock, Inc. (amended)

    BlackRock, Inc., filed by

11. 8-KThird Coast Bancshares, Inc.TCBXJul 22

    Current report

12. 8-KThird Coast Bancshares, Inc.TCBXJul 13

    Current report

13. 8-KThird Coast Bancshares, Inc.TCBXJul 2

    Current report

14. S-8Third Coast Bancshares, Inc.TCBXJun 23

    Employee stock plan registration

15. 8-KThird Coast Bancshares, Inc.TCBXJun 18

    Current report

16. 4Third Coast Bancshares, Inc.TCBXJun 16

    Troy Andrew Glander, insider filing for TCBX

    Troy Andrew Glander, reporting

17. 144Third Coast Bancshares, Inc.TCBXJun 12

    Troy Andrew Glander, planned sale of TCBX shares

    Troy Andrew Glander, reporting

18. 4Third Coast Bancshares, Inc.TCBXMay 26

    11 insider filings

    Carolyn Bailey, insider filing for TCBX

    Show all 11

    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26
    • 4Insider filing for TCBXMay 26

    Carolyn Bailey, reporting

19. 8-KThird Coast Bancshares, Inc.TCBXMay 21

    Current report

20. 4Third Coast Bancshares, Inc.TCBXMay 8

    Shelton McDonald, insider filing for TCBX

    Shelton McDonald, reporting

21. 10-QThird Coast Bancshares, Inc.TCBXMay 5

    Quarterly report

22. 8-KThird Coast Bancshares, Inc.TCBXMay 1

    Current report

23. 11-KThird Coast Bancshares, Inc.TCBXApr 30

    Employee plan annual report

24. SCHEDULE 13G/AThird Coast Bancshares, Inc.TCBXApr 27

    Ownership stake disclosure by BlackRock, Inc. (amended)

    BlackRock, Inc., filed by

25. 8-KThird Coast Bancshares, Inc.TCBXApr 22

    Current report

26. 8-K/AThird Coast Bancshares, Inc.TCBXApr 17

    Current report (amended)

27. ARSThird Coast Bancshares, Inc.TCBXApr 16

    Annual report to shareholders

28. DEF 14AThird Coast Bancshares, Inc.TCBXApr 16

    Proxy statement

29. 8-KThird Coast Bancshares, Inc.TCBXMar 19

    Current report

30. 4/AThird Coast Bancshares, Inc.TCBXMar 18

    2 insider filings

    Clint Tuxberry Greenleaf, insider filing for TCBX (amended)

    Show all 2

    • 4/AInsider filing for TCBX (amended)Mar 18
    • 4/AInsider filing for TCBX (amended)Mar 18

    Clint Tuxberry Greenleaf, reporting

31. 4Third Coast Bancshares, Inc.TCBXMar 18

    William Bobbora, insider filing for TCBX

    William Bobbora, reporting

32. 4Third Coast Bancshares, Inc.TCBXMar 17

    8 insider filings

    Bart Caraway, insider filing for TCBX

    Show all 8

    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17
    • 4Insider filing for TCBXMar 17

    Bart Caraway, reporting

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