[Form 4] PROSPERITY BANCSHARES INC Insider Trading Activity

Prosperity Bancshares (PB) reported insider transactions by a director on 11/05/2025.

Rhea-AI Filing Summary

Prosperity Bancshares (PB) reported insider transactions by a director on 11/05/2025. The director sold 1,100 common shares across multiple trades, including 500 shares at $66.8322, 500 shares at $66.841 (indirect via a profit sharing plan), 5 shares at $66.04, and 95 shares at $66.8846. Footnotes state these are weighted-average prices for trades executed within disclosed ranges.

Following these sales, holdings were reported as: 89,415 shares direct; 106,693 shares indirect by profit sharing plan; 43,300 shares indirect as trustee for an adult daughter; plus additional indirect holdings of 2,000 shares by spouse, 8,820 shares as trustee of grandchildren's trust, 3,720 shares by trust, and 70,070 shares by limited partnership.

Insider Trade Summary

Net Seller: 1,100 shares

Net Sell 8 txns

Insider HOLMES NED S

Role Director

Sold 1,100 shs ($74K)

Type	Security	Shares	Price	Value
Sale	Common Stock	500	$66.8322	$33K
Sale	Common Stock	500	$66.841	$33K
Sale	Common Stock	5	$66.04	$330.20
Sale	Common Stock	95	$66.8846	$6K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 89,415 shares (Direct); Common Stock — 106,693 shares (Indirect, By profit sharing plan); Common Stock — 43,300 shares (Indirect, As trustee of SSH trust for adult daughter); Common Stock — 2,000 shares (Indirect, By spouse); Common Stock — 8,820 shares (Indirect, As trustee of granchildren's trust); Common Stock — 3,720 shares (Indirect, By trust); Common Stock — 70,070 shares (Indirect, By limited partnership)

Footnotes (3)

1. F1. The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.25 to $67.135 inclusive. The reporting person undertakes to provide Prosperity Bancshares, any security holder of Prosperity Bancshares or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4.
2. F2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.25 to $67.135 inclusive.
3. F3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.35 to $67.24 inclusive.

FAQ

What did Prosperity Bancshares (PB) disclose in this Form 4?

A director reported selling 1,100 common shares on 11/05/2025 across multiple transactions with weighted-average prices.

How many PB shares were sold and at what prices?

Sales included 500 at $66.8322, 500 at $66.841 (profit sharing plan), 5 at $66.04, and 95 at $66.8846.

What are the director’s PB holdings after the transactions?

Reported holdings: 89,415 direct; 106,693 by profit sharing plan; 43,300 as trustee for an adult daughter; plus other indirect positions listed.

What other indirect PB holdings were reported?

Additional indirect holdings: 2,000 by spouse; 8,820 as trustee of grandchildren's trust; 3,720 by trust; 70,070 by limited partnership.

What does the filing say about pricing methodology?

Footnotes state prices are weighted averages, with trades occurring within ranges disclosed in the footnotes.

What is the reporting person’s relationship to PB?

The reporting person is a Director of Prosperity Bancshares.

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Accepted by SEC EDGAR 11/05/2025 - 04:52 PM 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).

X

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^*

HOLMES NED S

(Last) (First) (Middle)

80 SUGAR CREEK CENTER BLVD.

(Street)

SUGAR LAND TX 77478

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PROSPERITY BANCSHARES INC [ PB ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/05/2025

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

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

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

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	11/05/2025		S		500	D	$66.8322(1)	89,415	D
Common Stock	11/05/2025		S		500	D	$66.841(2)	106,693	I	By profit sharing plan
Common Stock	11/05/2025		S		5	D	$66.04	43,395	I	As trustee of SSH trust for adult daughter
Common Stock	11/05/2025		S		95	D	$66.8846(3)	43,300	I	As trustee of SSH trust for adult daughter
Common Stock								2,000	I	By spouse
Common Stock								8,820	I	As trustee of granchildren's trust
Common Stock								3,720	I	By trust
Common Stock								70,070	I	By limited partnership

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:

1. The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.25 to $67.135 inclusive. The reporting person undertakes to provide Prosperity Bancshares, any security holder of Prosperity Bancshares or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4.

2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.25 to $67.135 inclusive.

3. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $66.35 to $67.24 inclusive.

	/s/ Charlotte M. Rasche, Attorney in Fact	11/05/2025
	** 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.