---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-22-009807"
form_type: "8-K"
ticker: "JMSB"
cik: "0001710482"
company_name: "John Marshall Bancorp, Inc."
filed_at: "2022-06-08T23:59:59+00:00"
generated_at: "2026-06-25T03:33:59.332091+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# John Marshall Bancorp to join Russell 2000 Index on June 24, 2022

## Summary
- Selected for inclusion in the Russell 2000 Index based on preliminary additions list posted June 3.
- Index membership becomes effective after U.S. equity markets close on June 24, 2022.
- CEO Christopher Bergstrom cited increased visibility, trading volume, and stock attractiveness.
- Russell 2000 measures the small-capitalization segment of U.S. equities, ranking companies 1,001-3,000.

## SEC filing metadata
- accession: 0001558370-22-009807
- form_type: 8-K
- ticker: JMSB
- cik: 0001710482
- company_name: John Marshall Bancorp, Inc.
- filed_at: 2022-06-08T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1710482/000155837022009807/0001558370-22-009807-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1710482/000155837022009807/jmsb-20220606x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-22-009807
- JSON: https://secwatch.observer/filing/0001558370-22-009807.json
- Plain text: https://secwatch.observer/filing/0001558370-22-009807.txt

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