Comparable stake leader
BlackRock, Inc.
SEC ownership of Third Coast Bancshares, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001781730.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
30 Jun 2026
- Public ticker
- TCBX on NYSE
- Parsed ownership sources
-
13F, 13D/G, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
BlackRock, Inc.
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
BlackRock, Inc.
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
30 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001781730
- Issuer location
- Humble, TX
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of Third Coast Bancshares, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
30 Jun 2026
13F
13D/G
3/4/5
Lead comparable stake: 6.7%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 6.7%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
6.7%
ALLIANCEBERNSTEIN L.P.
4.4%
Richard J. Mcwhorter
1.7%
Bart Caraway
1%
Jeffrey A. Wilkinson
0.53%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
6.7%
from 13D/G
|
$46,829,459
1,159,145 shares
|
— | 30 Jun 2026 |
| ALLIANCEBERNSTEIN L.P. |
13D/G
13F
Company
|
4.4%
|
$17,477,202
607,269 shares
|
-$2,335,727 | 31 Mar 2025 |
| Richard J. Mcwhorter |
3/4/5
Chief Financial Officer
|
1.7%
|
$11,279,299
283,542 shares
|
— | 15 Mar 2026 |
| Bart Caraway |
3/4/5
Chairman, President and Chief Executive Officer, Director
|
1%
|
$6,819,881
171,440 shares
|
— | 15 Mar 2026 |
| Jeffrey A. Wilkinson |
3/4/5
Director
|
0.53%
|
$3,367,190
88,587 shares
|
— | 16 Mar 2026 |
| William Bobbora |
3/4/5
Executive Vice President and Chief Banking Officer
|
0.4%
|
$2,614,818
65,732 shares
|
+$38,644 | 15 Mar 2026 |
| Clint Tuxberry Greenleaf |
3/4/5
Director
|
0.13%
|
$799,007
21,121 shares
|
— | 21 May 2026 |
| Audrey Spaulding |
3/4/5
Senior Executive Vice President and Chief Credit Officer
|
0.12%
|
$792,655
19,926 shares
|
— | 15 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$178,034.
Buys
$52,463
Insiders: 2
Sells
$230,497
Insiders: 3
Net
-$178,034
Shares: -4,616
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 1,335
Shares: 5,951
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 2,500 | $0 | $100,728 | -$100,728 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 1,200 | 0 | $47,538 | $0 | +$47,538 |
| 9-12 | 135 | 3,451 | $4,925 | $129,769 | -$124,844 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 26 reporting-owner rows connected to Third Coast Bancshares, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
26
Largest Forms 3/4/5 holder
Richard J. Mcwhorter
Net 12M change
-$178,034
Latest report
15 Jun 2026
Recent insider transactions for Third Coast Bancshares, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Troy Andrew Glander | TCBX | Common Stock | Sale | -8.29% | $100,728 | $40.29 | -2,500 | 27,651 | 15 Jun 2026 | Direct |
| David R. Phelps | TCBX | Common Stock | Award | 15.6% | 1,318 | 9,757 | 21 May 2026 | Direct | ||
| Joseph Stunja | TCBX | Common Stock | Award | 202.8% | 1,318 | 1,968 | 21 May 2026 | Direct | ||
| Lynn Eisenhart | TCBX | Common Stock | Award | 81.8% | 1,318 | 2,930 | 21 May 2026 | Direct | ||
| Carolyn Bailey | TCBX | Common Stock | Award | 13.6% | 1,318 | 11,034 | 21 May 2026 | Direct | ||
| Mary Stich | TCBX | Common Stock | Award | 45.2% | 1,318 | 4,237 | 21 May 2026 | Direct | ||
| Reagan Swinbank | TCBX | Common Stock | Award | 3.1% | 1,318 | 43,875 | 21 May 2026 | Direct | ||
| Clint Tuxberry Greenleaf | TCBX | Common Stock | Award | 6.66% | 1,318 | 21,121 | 21 May 2026 | Direct | ||
| Troy Andrew Glander | TCBX | Common Stock | Award | 4.57% | 1,318 | 30,151 | 21 May 2026 | Direct | ||
| Dennis Bonnen | TCBX | Common Stock | Award | 0.87% | 1,318 | 153,377 | 21 May 2026 | Direct | ||
| Greg Bonnen | TCBX | Common Stock | Award | 27.1% | 1,318 | 6,189 | 21 May 2026 | Direct | ||
| Martin Basaldua | TCBX | Common Stock | Award | 3.48% | 1,318 | 39,235 | 21 May 2026 | Direct | ||
| Shelton McDonald | TCBX | Common Stock | Options Exercise | 80.3% | 6,000 | 13,476 | 07 May 2026 | Direct | ||
| Shelton McDonald | TCBX | Stock Option (right to buy) | Options Exercise | -100% | -6,000 | 0 | 07 May 2026 | Direct | ||
| Shelton McDonald | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Joseph Stunja | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Mary Stich | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Dennis Bonnen | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Martin Basaldua | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Carolyn Bailey | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| David R. Phelps | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Troy Andrew Glander | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Reagan Swinbank | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Greg Bonnen | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| W. Donald Brunson | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| Lynn Eisenhart | TCBX | Stock Option (right to buy) | Award | 3,600 | 3,600 | 16 Mar 2026 | Direct | |||
| William Bobbora | TCBX | Common Stock | Award | 7.35% | 3,549 | 51,855 | 15 Mar 2026 | Direct | ||
| Bart Caraway | TCBX | Common Stock | Award | 24.3% | 32,136 | 164,160 | 15 Mar 2026 | Direct | ||
| Richard J. Mcwhorter | TCBX | Common Stock | Award | 2.55% | 3,180 | 128,061 | 15 Mar 2026 | Direct | ||
| Liz Eber | TCBX | Common Stock | Award | 204.9% | 1,338 | 1,991 | 15 Mar 2026 | Direct | ||
| Christopher Seay Peacock | TCBX | Common Stock | Award | 44.9% | 669 | 2,158 | 15 Mar 2026 | Direct | ||
| Audrey Duncan | TCBX | Common Stock | Award | 8.96% | 1,338 | 16,279 | 15 Mar 2026 | Direct | ||
| Liz Eber | TCBX | Common Stock | Tax liability | -3.69% | -25 | 653 | 15 Mar 2026 | Direct | ||
| Christopher Seay Peacock | TCBX | Common Stock | Tax liability | -4.06% | -63 | 1,489 | 15 Mar 2026 | Direct | ||
| Bart Caraway | TCBX | Common Stock | Tax liability | -2.24% | -3,023 | 132,024 | 15 Mar 2026 | Direct | ||
| Jeffrey A. Wilkinson | TCBX | Common Stock | Options Exercise | 85.5% | 14,776 | 32,055 | 03 Mar 2026 | Direct | ||
| Jeffrey A. Wilkinson | TCBX | Stock Option (right to buy) | Options Exercise | -33.6% | -14,776 | 29,225 | 03 Mar 2026 | Direct | ||
| William Bobbora | TCBX | Common Stock | Purchase | 2.55% | $47,538 | $39.62 | 1,200 | 48,306 | 24 Feb 2026 | Direct |
| Carolyn Bailey | TCBX | Common Stock | Tax liability | -7.25% | -760 | 9,716 | 09 Feb 2026 | Direct | ||
| Carolyn Bailey | TCBX | Common Stock | Options Exercise | 23.6% | 2,000 | 10,476 | 09 Feb 2026 | Direct | ||
| Carolyn Bailey | TCBX | Stock Option (right to buy) | Options Exercise | -33.3% | -2,000 | 4,000 | 09 Feb 2026 | Direct | ||
| Christopher Seay Peacock | TCBX | Common Stock | Tax liability | -4.61% | -75 | 1,552 | 02 Feb 2026 | Direct | ||
| W. Donald Brunson | TCBX | Common Stock | Sale | -3.87% | $57,818 | $38.55 | -1,500 | 37,268 | 01 Dec 2025 | Direct |
| Liz Eber | TCBX | Common Stock | Purchase | 24.9% | $4,925 | $36.48 | 135 | 678 | 19 Nov 2025 | Direct |
| William Bobbora | TCBX | Common Stock | Sale | -0.52% | $8,894 | $36.30 | -245 | 47,106 | 17 Nov 2025 | Direct |
| Troy Andrew Glander | TCBX | Common Stock | Sale | -5.59% | $63,057 | $36.96 | -1,706 | 28,833 | 30 Oct 2025 | Direct |
* marks a reported price that did not pass the local price check.