Laura Rau - 19 Feb 2026 Form 3 Insider Report for Third Coast Bancshares, Inc. (TCBX)

Role: Executive Vice President and Chief Risk Officer Exhibit 24 - Power of Attorney
Signature: /s/ R. John McWhorter, attorney-in-fact
Issuer symbol: TCBX
Transactions as of: 19 Feb 2026
Net transactions value: $0
Form type: 3
Filing time: 20 Feb 2026, 16:30:04 UTC
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Rau Laura	Executive Vice President and Chief Risk Officer Exhibit 24 - Power of Attorney	20202 HIGHWAY 59 NORTH, SUITE 190, HUMBLE	/s/ R. John McWhorter, attorney-in-fact	20 Feb 2026	0002111828

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	TCBX	Common Stock						4,000	19 Feb 2026	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Includes 4,000 shares of restricted stock that will vest in equal increments on an annual basis over a three-year period beginning on February 1, 2027.

Remarks:

Executive Vice President and Chief Risk Officer Exhibit 24 - Power of Attorney