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  4. [Form 4] Third Coast Bancshares, Inc. Insider Trading Activity

Restricted stock grant boosts Third Coast (TCBX) director holdings

Filing Impact
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Filing Sentiment
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Form Type
4

Rhea-AI Filing Summary

Stunja Joseph reported acquisition or exercise transactions in this Form 4 filing.

Third Coast Bancshares director Joseph Stunja received a grant of 1,318 shares of restricted common stock, awarded at $0.00 per share. These restricted shares vest on the anniversary of the grant date, subject to the terms of the award.

Following this award, Stunja directly holds 1,968 common shares. In addition, 144,600 common shares are held indirectly through The Stunja Family Trust, reflecting prior transfers that were previously reported as directly owned.

Positive

  • None.

Negative

  • None.
Insider Stunja Joseph
Role null
Type Security Shares Price Value
Grant/Award Common Stock 1,318 $0.00 --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 1,968 shares (Direct, null); Common Stock — 144,600 shares (Indirect, By: The Stunja Family Trust)
Footnotes (1)
  1. Represents shares of restricted common stock, which vest on the anniversary of the grant date, subject to the terms of the award. Includes 7,632 shares transferred from the reporting person to The Stunja Family Trust (the "Trust") on April 2, 2024, 6,350 shares transferred from the reporting person to the Trust on January 9, 2025, and 1,594 shares transferred from the reporting person to the Trust on July 11, 2025. In prior reports, the reporting person reported beneficial ownership of all such 15,576 shares held directly.
Restricted stock grant 1,318 shares Common Stock granted as restricted stock award
Grant price $0.00 per share Price for restricted common stock grant
Direct holdings after grant 1,968 shares Total common shares held directly following transaction
Indirect trust holdings 144,600 shares Common shares held via The Stunja Family Trust
Transaction date May 21, 2026 Date of reported transactions
restricted common stock financial
"Represents shares of restricted common stock, which vest on the anniversary of the grant date"
Restricted common stock is company shares that carry limits on selling or transferring for a set period or until certain conditions are met, like time-based vesting or regulatory clearance. Think of them as shares in a locked box that gradually open; they can become freely tradable later but initially reduce the number of shares available on the market. Investors watch restricted stock because its eventual release can change a company’s share supply, affect stock price, and influence control and dilution.
grant, award, or other acquisition financial
"transaction_code_description: Grant, award, or other acquisition"
indirect financial
"ownership_type: indirect"
The Stunja Family Trust financial
"By: The Stunja Family Trust"
beneficial ownership financial
"In prior reports, the reporting person reported beneficial ownership of all such 15,576 shares held directly."
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Form 4 Insider Transactions: What Each Field Means →
SEC Form 4
FORM 4UNITED 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*
Stunja Joseph
(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/21/2026		6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock05/21/2026A1,318(1)A$01,968D
Common Stock144,600(2)IBy: The Stunja Family Trust
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. Represents shares of restricted common stock, which vest on the anniversary of the grant date, subject to the terms of the award.
2. Includes 7,632 shares transferred from the reporting person to The Stunja Family Trust (the "Trust") on April 2, 2024, 6,350 shares transferred from the reporting person to the Trust on January 9, 2025, and 1,594 shares transferred from the reporting person to the Trust on July 11, 2025. In prior reports, the reporting person reported beneficial ownership of all such 15,576 shares held directly.
/s/ R. John McWhorter, attorney-in-fact05/26/2026
** Signature of Reporting PersonDate
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)

Source: View Original Filing on SEC EDGAR

FAQ

What did Joseph Stunja report in this Form 4 for TCBX?

Joseph Stunja reported receiving 1,318 shares of restricted common stock in Third Coast Bancshares as a grant. These shares are compensation-related, issued at $0.00 per share, and vest on the anniversary of the grant date under the award terms.

How many Third Coast Bancshares (TCBX) shares does Joseph Stunja now hold directly?

After the reported grant, Joseph Stunja directly holds 1,968 shares of Third Coast Bancshares common stock. This direct position includes the 1,318 newly granted restricted shares that vest on the anniversary of the grant date, assuming all vesting conditions are satisfied.

What are the terms of the restricted stock granted to Joseph Stunja at TCBX?

The 1,318 restricted common shares granted to Joseph Stunja vest on the anniversary of the grant date. Vesting is subject to the terms of the award, meaning the shares become fully owned over time rather than immediately upon grant.

How many Third Coast Bancshares shares are held through The Stunja Family Trust?

The filing shows 144,600 Third Coast Bancshares common shares held indirectly through The Stunja Family Trust. These trust-held shares reflect prior transfers that were previously reported as directly owned by Joseph Stunja in earlier filings.

Was the TCBX restricted stock grant to Joseph Stunja an open-market purchase?

No, the transaction was a grant or award, not an open-market purchase. The Form 4 uses transaction code "A" and reports a price of $0.00 per share, indicating compensation-related restricted stock rather than a market transaction.

Does this Form 4 for TCBX report any insider share sales by Joseph Stunja?

The Form 4 does not report any sale transactions for Joseph Stunja. It records an acquisition of 1,318 restricted shares as a grant and shows indirect holdings of 144,600 shares through The Stunja Family Trust, without listing any disposals.