---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-031668"
form_type: "8-K"
ticker: "CING"
cik: "0001862150"
company_name: "Cingulate Inc."
filed_at: "2026-07-02T12:40:16+00:00"
generated_at: "2026-07-02T12:45:14.920582+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Cingulate joins Russell 3000E Index; CMO trial period extended to Sept 30

## Summary
- Added to Russell 3000E Index, effective after June 2026 reconstitution; semi-annual reconstitution begins Dec 2026.
- CEO Shane Schaffer says inclusion enhances visibility with institutional investors and supports long-term growth.
- Employment agreement amendment extends CMO Matthew N. Brams' trial period from June 30 to September 30, 2026.

## SEC filing metadata
- accession: 0001493152-26-031668
- form_type: 8-K
- ticker: CING
- cik: 0001862150
- company_name: Cingulate Inc.
- filed_at: 2026-07-02T12:40:16+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1862150/000149315226031668/0001493152-26-031668-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1862150/000149315226031668/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-031668
- JSON: https://secwatch.observer/filing/0001493152-26-031668.json
- Plain text: https://secwatch.observer/filing/0001493152-26-031668.txt

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