[144] Prosperity Bancshares Inc SEC Filing

Rhea-AI Filing Summary

Prosperity Bancshares, Inc. (PB) Form 144 notifies a proposed sale of 15,400 common shares through UBS Financial Services on the NYSE with an aggregate market value of $1,064,294. The shares were originally acquired as restricted stock on 09/06/2001 (7,000), 05/22/2001 (7,000) and 12/17/2002 (1,400), matching the 15,400 shares offered for sale. The filing also discloses frequent open-market dispositions by the reporting parties during the prior three months: recurring weekly sales from 05/28/2025 through 08/20/2025 that total 14,300 shares across the filer and related entities. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information.

Positive

• Full disclosure of acquisition history showing restricted-stock origins and dates for all 15,400 shares
• Sales executed through a registered broker (UBS Financial Services) on the NYSE, indicating orderly market transactions
• Consistent historical sales totaling 14,300 shares in the past three months, providing transparency into the seller's recent activity

Negative

• Insider selling activity of 15,400 shares valued at $1,064,294 may be viewed negatively by some investors as liquidation of holdings

Insights

Securities Analyst

TL;DR: Insider plans to sell 15,400 restricted shares; recent pattern shows steady monetization of holdings.

The Form 144 indicates an insider sale of 15,400 common shares valued at approximately $1.06 million, with the lots derived from long-standing restricted stock grants dated 2001 and 2002. The disclosure of 14,300 shares sold in the prior three months demonstrates a consistent pattern of systematic sales by the filer and related accounts. For investors, this is a liquidity event by an insider rather than an operational disclosure by the company; the filing itself does not disclose any change in company performance or corporate actions.

Corporate Governance Expert

TL;DR: Routine regulatory notice of insider sale; raises governance transparency but shows no material company change.

The filing meets Rule 144 notification requirements and identifies the securities as previously issued restricted stock, which explains the need for a Form 144 when disposing. The repeated small sales reported over several weeks suggest the filer is liquidating holdings over time, likely under Rule 144 or trading plans. There is no indication in this document of any governance issue, related-party transaction, or undisclosed material information.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	UBS Financial Services, Inc. 1000 Harbor Blvd 3rd Floor Weehawken NJ 07086	15400	1064294.00	95000432	08/27/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	09/06/2001	Restricted Stock	Issuer			7000	09/06/2001	N/A
Common	05/22/2001	Restricted Stock	Issuer			7000	05/22/2001	N/A
Common	12/17/2002	Restricted Stock	Issuer			1400	12/17/2002	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	05/28/2025	500	35156.35
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	05/28/2025	500	35152.35
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	05/28/2025	100	7028.11
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/04/2025	500	34660.60
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	06/04/2025	500	34659.45
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/04/2025	100	6932.51
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/11/2025	500	35149.10
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	06/11/2025	500	35166.65
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/11/2025	100	7029.61
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/18/2025	500	33854.15
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	06/18/2025	500	33853.55
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/18/2025	100	6771.61
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/25/2025	500	34546.35
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	06/25/2025	500	34544.30
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	06/25/2025	100	6908.22
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/02/2025	500	36482.55
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	07/02/2025	500	36468.50
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/02/2025	100	7299.23
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/09/2025	500	37063.55
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	07/09/2025	500	37055.35
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/09/2025	100	7414.94
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/16/2025	500	35984.70
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	07/16/2025	500	35998.05
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/16/2025	100	7197.95
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/23/2025	500	35121.90
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	07/23/2025	500	35124.75
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/23/2025	100	7021.18
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/30/2025	500	33646.45
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	07/30/2025	500	33664.45
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	07/30/2025	100	6730.55
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/06/2025	500	33166.05
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	08/06/2025	500	33166.45
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/06/2025	100	6634.96
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/13/2025	500	33938.55
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	08/13/2025	500	33958.25
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/13/2025	100	6790.60
Ned S Holmes Profit Sharing Plan 4295 SAN FELIPE HOUSTON TX 77027	Common	08/20/2025	500	33680.30
Ned S Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/20/2025	500	33676.45
The Sherrill S Holmes Child's Trust FBO Allison Holmes 4295 SAN FELIPE HOUSTON TX 77027	Common	08/20/2025	100	6733.58

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does Prosperity Bancshares (PB) Form 144 disclose?

The filing announces a proposed sale of 15,400 common shares through UBS on the NYSE with an aggregate market value of $1,064,294 and shows the shares were originally restricted stock acquired in 2001 and 2002.

Who is selling the shares in this Form 144 for PB?

The filer and related accounts (including Ned S Holmes and affiliated trust/plan accounts) are identified in the past-sales table as the selling parties.

How many shares were sold by the filer and related accounts in the past three months?

A total of 14,300 shares were reported sold from 05/28/2025 through 08/20/2025 across recurring weekly transactions.

What is the origin of the 15,400 shares being offered?

All 15,400 shares were acquired as restricted stock from the issuer on 09/06/2001 (7,000), 05/22/2001 (7,000) and 12/17/2002 (1,400).

When is the approximate date of the proposed sale?

The approximate sale date listed is 08/27/2025 and the exchange named is the NYSE.