Third Coast Bancshares' Bobbora buys 1,000 shares

The executive vice president and chief banking officer’s reported holdings also include shares held through an ESOP and an IRA.

Rhea-AI Filing Summary

Third Coast Bancshares, Inc. (TCBX) Executive Vice President and Chief Banking Officer William Bobbora purchased 1,000 common shares on October 26, 2026, at $40.3398 per share. His reported direct holdings afterward were 52,855 shares; additional holdings included 2,310 shares by ESOP and 11,750 shares by IRA. No Rule 10b5-1 plan is reported.

Insider Trade Summary

Net Buyer: 1,000 shares

Net Buy 3 txns

Insider Bobbora William

Role See Remarks

Bought 1,000 shs ($40K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,000	$40.3398	$40K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 52,855 shares (Direct); Common Stock — 2,310 shares (Indirect, By ESOP); Common Stock — 11,750 shares (Indirect, By IRA)

Key Figures

Purchased common shares: 1,000 shares Purchase price per share: $40.3398 per share Direct common shares after purchase: 52,855 shares +2 more

5 metrics

Purchased common shares 1,000 shares Purchase on October 26, 2026

Purchase price per share $40.3398 per share Purchase on October 26, 2026

Direct common shares after purchase 52,855 shares Reported after the October 26, 2026 purchase

Common shares held by ESOP 2,310 shares Reported indirect holding

Common shares held by IRA 11,750 shares Reported indirect holding

Key Terms

ESOP, IRA, Rule 10b5-1 plan

3 terms

ESOP financial

"shares held by ESOP"

An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.

IRA financial

"shares held by IRA"

An individual retirement account (IRA) is a savings account designed to help people put aside money for their retirement, often with tax advantages that encourage long-term savings. It matters to investors because it can grow over time, providing financial security later in life, and offers benefits that can reduce current taxes or allow investments to compound more effectively.

Rule 10b5-1 plan regulatory

"No Rule 10b5-1 plan is reported"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many TCBX shares did William Bobbora buy, and at what price?

William Bobbora purchased 1,000 common shares at $40.3398 per share on October 26, 2026. No Rule 10b5-1 plan is reported, and his reported direct holdings afterward were 52,855 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/26/2026 - 04:30 PM EDT Accepted by SEC EDGAR 10/26/2026 - 04:30 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Bobbora William

(Last) (First) (Middle)

20202 HIGHWAY 59 NORTH, SUITE 190

(Street)

HUMBLE TEXAS 77338

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Third Coast Bancshares, Inc. [ TCBX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/26/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	10/26/2026		P		1,000	A	$40.3398	52,855	D
Common Stock								2,310	I	By ESOP
Common Stock								11,750	I	By IRA

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Executive Vice President and Chief Banking Officer

	/s/ R. John McWhorter, attorney-in-fact	10/26/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)