---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-316089"
form_type: "8-K"
ticker: "GTLS"
cik: "0000892553"
company_name: "CHART INDUSTRIES INC"
filed_at: "2025-12-11T23:59:59+00:00"
generated_at: "2026-05-16T13:36:28.015190+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# Chart Industries sets mandatory conversion rate for Series B Preferred: 7.0520 common shares per preferred share

## Summary
- Each share of 6.75% Series B Mandatory Convertible Preferred Stock will convert into 7.0520 shares of common stock.
- Each depositary share (GTLS.PRB) will convert into 0.3526 shares of common stock.
- Conversion effective December 15, 2025; trading in depositary shares expected to be suspended and delisted.
- No fractional shares issued; fractional interests settled in cash per certificate of designations.

## SEC filing metadata
- accession: 0001193125-25-316089
- form_type: 8-K
- ticker: GTLS
- cik: 0000892553
- company_name: CHART INDUSTRIES INC
- filed_at: 2025-12-11T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/892553/000119312525316089/0001193125-25-316089-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/892553/000119312525316089/d933293d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-316089
- JSON: https://secwatch.observer/filing/0001193125-25-316089.json
- Plain text: https://secwatch.observer/filing/0001193125-25-316089.txt

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