---
schema_version: "secwatch.filing_event.v1"
accession: "0000842517-25-000101"
form_type: "8-K"
ticker: "ISBA"
cik: "0000842517"
company_name: "ISABELLA BANK CORP"
filed_at: "2025-05-08T23:59:59+00:00"
generated_at: "2026-05-22T06:10:50.066626+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Isabella Bank Corp common stock approved for Nasdaq listing starting May 12, 2025

## Summary
- Shares will trade on Nasdaq Capital Market under symbol ISBA beginning May 12, 2025.
- Stock continues on OTCQX through May 9, 2025; CEO expects improved liquidity and visibility.
- Listing approved by Nasdaq; company had previously traded on OTCQX.
- CEO Jerome Schwind and Board Chair Sarah Opperman highlight milestone for franchise value.

## SEC filing metadata
- accession: 0000842517-25-000101
- form_type: 8-K
- ticker: ISBA
- cik: 0000842517
- company_name: ISABELLA BANK CORP
- filed_at: 2025-05-08T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/842517/000084251725000101/0000842517-25-000101-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/842517/000084251725000101/isba-20250508.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000842517-25-000101
- JSON: https://secwatch.observer/filing/0000842517-25-000101.json
- Plain text: https://secwatch.observer/filing/0000842517-25-000101.txt

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