---
schema_version: "secwatch.filing_event.v1"
accession: "0000879635-25-000051"
form_type: "8-K"
ticker: "MPB"
cik: "0000879635"
company_name: "MID PENN BANCORP INC"
filed_at: "2025-04-02T23:59:59+00:00"
generated_at: "2026-05-24T00:12:52.753051+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Mid Penn holds special meeting for William Penn acquisition; highlights growth in Philly/NJ

## Summary
- Special Meeting held April 2, 2025 to consider acquisition of William Penn Bancorporation.
- Philadelphia MSA targeted with $738B total deposits; Central/Southern NJ also in focus.
- MPB average branch size in MPB County grew from $87M (2019) to $168M (2024).
- Target markets show median household income of $90K-$116K, above Pennsylvania average.
- Important Information section references S-4 registration filed with SEC for joint proxy/prospectus.

## SEC filing metadata
- accession: 0000879635-25-000051
- form_type: 8-K
- ticker: MPB
- cik: 0000879635
- company_name: MID PENN BANCORP INC
- filed_at: 2025-04-02T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/879635/000087963525000051/0000879635-25-000051-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/879635/000087963525000051/mpb-20250402.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000879635-25-000051
- JSON: https://secwatch.observer/filing/0000879635-25-000051.json
- Plain text: https://secwatch.observer/filing/0000879635-25-000051.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.