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Stocks/PB/SEC Filings/10-Q Nov 9, 2026

PB 10-Q: SEC filing

Prosperity Bancshares

Filed with the SEC on Nov 9, 2026 · accession 0001193125-26-453359

PB filed a 10-Q (quarterly report) with the SEC on Nov 9, 2026. The quarterly report: unaudited results for the quarter plus management’s comments. The stock moved +1.4% by the first close after the filing.

Summary of the filing

Prosperity Bancshares filed its quarterly 10-Q report for the period ending September 30, 2026, disclosing routine financial and operational information including loan portfolio details, acquisitions, and fair value measurements.

For details, click here →How to read a 10-Q →

Key details

FilerProsperity Bancshares Inc
Acquired entityStellar Bancorp Inc
Acquired entitySouthwest Bancshares Inc
Acquired entityAmerican Bank Holding Corporation

How PB stock reacted

Close before

$71.87

Nov 6, 2026

First close after

+1.36%

$72.85

5 trading days

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Since filing

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Frequently asked questions

What did PB file with the SEC on Nov 9, 2026?

PB filed a 10-Q (SEC filing). Prosperity Bancshares filed its quarterly 10-Q report for the period ending September 30, 2026, disclosing routine financial and operational information including loan portfolio details, acquisitions, and fair value measurements.

How do I read a 10-Q?

The quarterly report: unaudited results for the quarter plus management’s comments. Compare revenue, margins and cash flow with the same quarter last year. Check MD&A for guidance changes and what drove the quarter.

Why are SEC filings important?

Public companies must tell the SEC about anything that can change their value — results, leadership changes, big deals, new shares, bankruptcy. Filings are the official source, often before the news. A 10-Q (quarterly report): The quarterly report: unaudited results for the quarter plus management’s comments.

How did PB stock react to this filing?

PB closed at $71.87 before the filing and $72.85 on Nov 9, 2026 (+1.36%).

Other PB SEC filings

  • 8-K · SEC filingOct 28, 2026
  • 8-K · AcquisitionAug 31, 2026
  • 10-Q · SEC filingAug 6, 2026
  • 8-K · SEC filingJul 29, 2026
  • 8-K · AcquisitionJul 1, 2026
  • 10-Q · SEC filingMay 11, 2026
  • 8-K · SEC filingApr 29, 2026
  • 8-K · Board changeApr 23, 2026
  • 8-K · AcquisitionApr 22, 2026

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Source: SEC EDGAR filing 0001193125-26-453359. The summary and key details are extracted by SEPT from the filing and may contain errors. Price reaction uses daily closing prices. Not financial advice.