---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-25-017344"
form_type: "8-K"
ticker: "NBTB"
cik: "0000790359"
company_name: "NBT BANCORP INC"
filed_at: "2025-05-05T23:59:59+00:00"
generated_at: "2026-05-22T19:52:05.780603+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# NBT Bancorp completes acquisition of Evans Bancorp, adds 18 branches in Western NY

## Summary
- Merger closed May 2, 2025; each Evans share converted to 0.91 NBT shares.
- Added 14 branches in Buffalo area and 4 in Rochester, total 175 branches across 7 states.
- Over 200 Evans employees and 40,000 customers join NBT.
- Three Evans executives assume leadership roles: Ken Pawlak, Tim Brown, Audrey Meyers.
- David J. Nasca, former Evans CEO, to join NBT board after annual meeting.

## SEC filing metadata
- accession: 0001140361-25-017344
- form_type: 8-K
- ticker: NBTB
- cik: 0000790359
- company_name: NBT BANCORP INC
- filed_at: 2025-05-05T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/790359/000114036125017344/0001140361-25-017344-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/790359/000114036125017344/ef20048443_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-25-017344
- JSON: https://secwatch.observer/filing/0001140361-25-017344.json
- Plain text: https://secwatch.observer/filing/0001140361-25-017344.txt

## Key facts
- M&A Transactions
  NBT BANCORP INC completed an acquisition involving Evans Bancorp, Inc. for 0.91 shares of NBT common stock (closed 2025-05-02).
  - Action: acquisition
  - Counterparty: Evans Bancorp, Inc.
  - Consideration: 0.91 shares of NBT common stock
  - Closing: 2025-05-02
  source text: Subject to the terms and conditions of the Merger Agreement, at the effective time of the Merger , each share of Evans common stock was converted into the right to receive 0.91 shares of NBT common stock, with cash payable in lieu of any fractional shares. A copy of NBT’s press release dated May 5, 2025, announcing the completion of the Merger, is
  evidence_url: https://www.sec.gov/Archives/edgar/data/790359/000114036125017344/0001140361-25-017344-index.htm

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