---
schema_version: "secwatch.filing_event.v1"
accession: "0001751783-26-000029"
form_type: "8-K"
ticker: "RBKB"
cik: "0001751783"
company_name: "Rhinebeck Bancorp, Inc."
filed_at: "2026-07-17T18:13:10+00:00"
generated_at: "2026-07-17T18:14:03.704966+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Rhinebeck Bancorp subscription offering oversubscribed; conversion closes July 21

## Summary
- Subscription offering oversubscribed in first tier by eligible depositors; no other priority group will have orders filled.
- Existing shareholders to receive 1.3978 new shares per old share; cash in lieu of fractional shares at $10.00/share.
- Post-transaction shares outstanding: 15,638,237, subject to fractional share adjustment.
- Employee stock ownership plan unable to purchase in offering; expected to buy up to 4% in open market post-closing.
- Conversion and offering expected to close July 21, 2026; shares to trade under RBKB symbol on Nasdaq.

## SEC filing metadata
- accession: 0001751783-26-000029
- form_type: 8-K
- ticker: RBKB
- cik: 0001751783
- company_name: Rhinebeck Bancorp, Inc.
- filed_at: 2026-07-17T18:13:10+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1751783/000175178326000029/0001751783-26-000029-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1751783/000175178326000029/rbkb-20260717x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001751783-26-000029
- JSON: https://secwatch.observer/filing/0001751783-26-000029.json
- Plain text: https://secwatch.observer/filing/0001751783-26-000029.txt

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