---
schema_version: "secwatch.filing_event.v1"
accession: "0000764065-23-000143"
form_type: "8-K"
ticker: "CLF"
cik: "0000764065"
company_name: "CLEVELAND-CLIFFS INC."
filed_at: "2023-08-22T23:59:59+00:00"
generated_at: "2026-06-11T05:52:28.775283+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Cleveland-Cliffs demands U.S. Steel comply with right-to-bid clause in labor agreement

## Summary
- Cliffs sent letter to U.S. Steel on Aug 22, 2023 demanding compliance with Right to Bid provisions under Basic Labor Agreement.
- United Steelworkers assigned these rights to Cliffs in connection with its offer to acquire U.S. Steel.
- This escalates Cliffs' hostile bid, pressuring U.S. Steel to engage in acquisition discussions.

## SEC filing metadata
- accession: 0000764065-23-000143
- form_type: 8-K
- ticker: CLF
- cik: 0000764065
- company_name: CLEVELAND-CLIFFS INC.
- filed_at: 2023-08-22T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/764065/000076406523000143/0000764065-23-000143-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/764065/000076406523000143/clf-20230822.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000764065-23-000143
- JSON: https://secwatch.observer/filing/0000764065-23-000143.json
- Plain text: https://secwatch.observer/filing/0000764065-23-000143.txt

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