SEC Form 4 · accession 0001193125-26-357251

PROSPERITY BANCSHARES INC · PB

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Director

Period of report

Aug 19, 2026

Accepted (ET)

Aug 19, 2026 · 6:30 pm EDT

Rule 10b5-1 plan

yes — trade under a plan

Issuer CIK

0001068851

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock^F1	Aug 19, 2026	S	387	$73.465	D	70,728	D
Common Stock^F2	Aug 19, 2026	S	113	$74.2525	D	70,615	D
Common Stock^F3	Aug 19, 2026	S	365	$73.495	D	86,328	I	By profit sharing plan
Common Stock^F4	Aug 19, 2026	S	135	$74.2075	D	86,193	I	By profit sharing plan
Common Stock^F5	Aug 19, 2026	S	77	$73.4146	D	39,223	I	As trustee of SSH trust for adult daughter
Common Stock^F6	Aug 19, 2026	S	23	$74.1958	D	39,200	I	As trustee of SSH trust for adult daughter
Common Stock	holding	—	—		—	2,000	I	By spouse
Common Stock	holding	—	—		—	8,820	I	As trustee of granchildren's trust
Common Stock	holding	—	—		—	3,720	I	By trust
Common Stock	holding	—	—		—	70,070	I	By limited partnership

No Table II lines on this filing.

F1The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $72.85 to $73.82 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) through (6) to this Form 4.
F2The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $74.14 to $74.50 inclusive.
F3The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $72.86 to $73.85 inclusive.
F4The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $73.965 to $74.50 inclusive.
F5The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $72.85 to $73.815 inclusive.
F6The price reported in Column 4 of is a weighted average price. The shares were sold in multiple transactions at prices ranging from $74.01 to $74.535 inclusive.