Ned S. Holmes - 19 Aug 2026 Form 4 Insider Report for PROSPERITY BANCSHARES INC (PB)

Reporting relationship: Director
Issuer ticker: PB
Reported as of: 19 Aug 2026
Net transaction value: -$81,025
SEC form: 4
Accepted by SEC: 19 Aug 2026, 18:30:28 UTC
Prior SEC filing: 13 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Charlotte M. Rasche, Attorney in Fact

Key filing fact

Ned S. Holmes filed Form 4 for PROSPERITY BANCSHARES INC (PB) on 19 Aug 2026.

Key facts

This page summarizes Ned S. Holmes's Form 4 filing for PROSPERITY BANCSHARES INC (PB).
6 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 19 Aug 2026, 18:30.

Change

Previous filing in this sequence was filed on 13 Aug 2026.
Current net transaction value: -$81,025.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001136856 Primary reporting owner

HOLMES NED S

Relationship: Director
Address: 80 SUGAR CREEK CENTER BLVD., SUGAR LAND
Signature: /s/ Charlotte M. Rasche, Attorney in Fact
Signature date: 19 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PB transaction

Common Stock

Sale

Transaction value: $28,431
Shares: -387
Change %: -0.54%
Price: $73.46
Shares after: 70,728
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F1

PB transaction

Common Stock

Sale

Transaction value: $8,391
Shares: -113
Change %: -0.16%
Price: $74.25
Shares after: 70,615
Date: 19 Aug 2026
Ownership: Direct
Footnotes: F2

PB transaction

Common Stock

Sale

Transaction value: $26,826
Shares: -365
Change %: -0.42%
Price: $73.50
Shares after: 86,328
Date: 19 Aug 2026
Ownership: By profit sharing plan
Footnotes: F3

PB transaction

Common Stock

Sale

Transaction value: $10,018
Shares: -135
Change %: -0.16%
Price: $74.21
Shares after: 86,193
Date: 19 Aug 2026
Ownership: By profit sharing plan
Footnotes: F4

PB transaction

Common Stock

Sale

Transaction value: $5,653
Shares: -77
Change %: -0.2%
Price: $73.41
Shares after: 39,223
Date: 19 Aug 2026
Ownership: As trustee of SSH trust for adult daughter
Footnotes: F5

PB transaction

Common Stock

Sale

Transaction value: $1,707
Shares: -23
Change %: -0.06%
Price: $74.20
Shares after: 39,200
Date: 19 Aug 2026
Ownership: As trustee of SSH trust for adult daughter
Footnotes: F6

PB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,000
Date: 19 Aug 2026
Ownership: By spouse

PB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 8,820
Date: 19 Aug 2026
Ownership: As trustee of granchildren's trust

PB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,720
Date: 19 Aug 2026
Ownership: By trust

PB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 70,070
Date: 19 Aug 2026
Ownership: By limited partnership

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 6 footnotes

Footnote F1

The 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.

Footnote F2

The 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.

Footnote F3

The 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.

Footnote F4

The 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.

Footnote F5

The 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.

Footnote F6

The 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.