$PB

HOLMES NED S sold $43K of PB (indirect holdings)

HOLMES NED S sold 600 indirectly-held shares of PROSPERITY BANCSHARES INC (PB) at an average of $71.74 ($71.51–$72.09) across 4 trades on 2026-09-02 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · HOLMES NED S
Published Sep 3, 2026, 9:01 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 3, 2026, 11:23 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$PB
Neutral
medium confidence
Mentioned
$PB
Relevance
2/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$PBNeutralLow
01

Why it matters

The disclosure confirms the sale occurred and provides price range and post-transaction holdings, but it does not indicate new company performance, guidance, or regulatory developments.

02

Market read

Traders may monitor insider activity for sentiment, but this appears to be a routine, pre-planned sale with small disclosed proceeds.

03

What to watch

The filing notes indirect holdings and multiple small trades; without context on total holdings or future scheduled sales, the signal is limited.

Relevance 2/10Novelty 3/10Timing: Filed 2026-09-03 after the 2026-09-02 sale; reflects completed insider activity.

Background

This is an SEC Form 4 insider transaction for Prosperity Bancshares (PB) by director Ned S Holmes, coded as an open-market sale under a pre-arranged Rule 10b5-1 plan.

Company-level read

Ticker impact

$PBNeutralMedium confidence
Context

Prosperity Bancshares director Ned S Holmes sold $43,046 of PB shares via an open-market sale under a pre-arranged 10b5-1 plan on 2026-09-02.

Expected impact

Low likelihood of a sustained price move; any reaction is likely limited to short-term sentiment around insider activity.

Evidence & confidence

The filing is a Form 4 insider transaction, explicitly tied to a pre-arranged 10b5-1 plan, and the disclosed sale size ($43k) is small relative to typical market-moving thresholds.

Market effects

Minimal. Insider selling at a single regional bank does not materially change sector fundamentals.

Minimal. No geographic or macro linkage beyond the issuer-specific transaction.

None.

Counterpoint

Because the sale is under a 10b5-1 plan, it may be less informative than discretionary selling, so traders should avoid over-weighting it.

Key entities

  • PROSPERITY BANCSHARES INC

    US-listed bank whose director filed a Form 4 reporting an open-market sale under a 10b5-1 plan.

  • HOLMES NED S

    Director who sold 600 shares of PB on 2026-09-02 (indirect holdings) for about $43,046.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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PROSPERITY BANCSHARES INC (PB) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 c PRESS RELEASE For more information contact: Prosperity Bancshares, Inc. ® Cullen Zalman Prosperity Bank Plaza SEVP – Banking and Corporate Activities 4295 San Felipe 281.269.7199 Houston, Texas 77027 cullen.zalman@prosperitybankusa.com FOR IMMEDIATE RELEASE PROSPER