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SEC EDGARSEP 181 min read$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 $70.93 ($69.89–$71.03) across 4 trades on 2026-09-16 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · HOLMES NED S
Published Sep 18, 2026, 3:40 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 18, 2026, 3:45 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.
About AlphAI AI DeskScoring methodologyReport an issue
AlphAI market briefInsider activity
Primary signal
$PB
Neutral
high 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 disclosed sale is routine and modest; investors typically view such small director sales as non‑material.

02

Market read

Low relevance; the filing provides a factual update but no actionable trading signal.

03

What to watch

Potential upcoming earnings or regulatory news could amplify the impact of this sale.

Relevance 2/10Novelty 4/10Timing: filed today

Background

Prosperity Bancshares (PB) is a regional bank holding company listed on the NYSE. Insider transactions are regularly disclosed via Form 4.

Company-level read

Ticker impact

$PBNeutralHigh confidence
Context

Director Ned Holmes sold 600 shares of Prosperity Bancshares for $42.5K via a 10b5‑1 plan, reducing his holding to 38,800 shares.

Expected impact

No significant impact; price likely unchanged.

Evidence & confidence

The sale size is small relative to market cap and typical daily volume; director sales of this magnitude rarely affect market perception.

Market effects

Sector

None; insider transaction does not signal sector‑wide trends.

Regional

None; limited to the company.

Global

None

Counterpoint

What could challenge this read

If the director is offloading shares ahead of undisclosed concerns, a short‑term dip could occur.

Key entities

  • Director
    Ned Holmes

    Director of Prosperity Bancshares who executed the sale.

Read at source← All news

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.

PB insider trading history →

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