Form 4: Prosperity Bancshares Director Sells Shares Under Pre-Arranged Trading Plan

Ned S. Holmes, a Director at Prosperity Bancshares Inc., sold a total of 1,100 shares of common stock on July 9, 2025, through direct and indirect holdings, as part of a Rule 10b5-1 trading plan.

Summary

• Ned S. Holmes, a Director of Prosperity Bancshares Inc. (PB), reported sales of common stock on July 9, 2025.
• A total of 1,100 shares were sold across three transactions.
• 500 shares were sold directly at a weighted average price of $74.1271 per share, with prices ranging from $73.90 to $74.68.
• An additional 500 shares were sold indirectly through a profit sharing plan at a weighted average price of $74.1107 per share, with prices ranging from $73.915 to $74.68.
• 100 shares were sold indirectly as trustee of an SSH trust for an adult daughter at a weighted average price of $74.1494 per share, with prices ranging from $73.79 to $74.395.
• The transactions were conducted pursuant to a Rule 10b5-1(c) contract, instruction, or written plan.
• Following these transactions, Ned S. Holmes beneficially owns 97,915 shares directly.
• Indirect beneficial ownership includes 115,193 shares by a profit sharing plan, 45,000 shares as trustee of an SSH trust for an adult daughter, 2,000 shares by a spouse, 8,820 shares as trustee of a grandchildren's trust, 3,720 shares by a trust, and 70,070 shares by a limited partnership.

Sentiment

Score: 5

Explanation: The document is a factual disclosure of an insider stock sale. While insider sales can sometimes be perceived negatively, the transaction was conducted under a Rule 10b5-1 plan, which indicates a pre-arranged, non-discretionary sale, mitigating potential negative sentiment.

Positives

• The stock sales were executed pursuant to a Rule 10b5-1(c) plan, indicating a pre-arranged, non-discretionary transaction, which often mitigates concerns about insider selling.

Negatives

• A Director selling shares, even under a pre-arranged plan, can sometimes be perceived by the market as a signal, though the context of a 10b5-1 plan often lessens this impact.

Future Outlook

No forward-looking statements or guidance are provided in this Form 4 filing.

Industry Context

This filing is a routine disclosure of an insider transaction and does not provide broader industry context or trends.

Stakeholder Impact

• Shareholders: The sale by a director, even under a 10b5-1 plan, provides transparency regarding insider holdings and transactions, which can influence investor sentiment.

Key Dates

Keywords

Prosperity Bancshares, PB, SEC Form 4, Insider Trading, Stock Sale, Director, Equity Transaction, Rule 10b5-1, Beneficial Ownership