secwatch.observer — SEC 8-K summary
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Issuer:     PROSPERITY BANCSHARES INC (PB)
CIK:        0001068851
Form:       8-K
Filed at:   2025-10-01T23:59:59+00:00
Accession:  0001193125-25-225797
Event type: m_and_a
Sentiment:  positive
Materiality: 0.80
Item codes: 7.01, 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Prosperity Bancshares to acquire Southwest Bancshares for ~$269M in stock
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- Prosperity will issue 4,062,520 shares valued at ~$268.9M based on $65.97 closing price.
- Southwest has $2.4B assets, $1.9B loans, and $2.1B deposits as of June 30, 2025.
- Transaction expected to close Q1 2026; subject to Southwest shareholder and regulatory approvals.
- Brent Given to become San Antonio Area Chairman; Tom Moreno senior operations role.
- Adds 11 Texas branches in San Antonio, Austin, and Hill Country; expands Prosperity's Texas footprint.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1068851/000119312525225797/0001193125-25-225797-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1068851/000119312525225797/pb-20251001.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-225797

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer