---
schema_version: "secwatch.filing_event.v1"
accession: "0001759631-23-000004"
form_type: "8-K"
ticker: "HYLN"
cik: "0001759631"
company_name: "Hyliion Holdings Corp."
filed_at: "2023-02-21T23:59:59+00:00"
generated_at: "2026-06-19T07:10:30.718962+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Hyliion files Section 205 petition to validate stock authorization; hearing set for March 6, 2023

## Summary
- Petition filed Feb 13, 2023 in Delaware Court of Chancery under DGCL Section 205.
- Seeks validation of amendment increasing authorized common stock and restated certificate of incorporation.
- Court granted motion to expedite on Feb 14; hearing scheduled for March 6, 2023 at 10:00 a.m. ET.
- Matter relates to the October 2020 business combination with Hyliion Inc. (formerly Tortoise Acquisition Corp.).
- Stockholders may appear at hearing or file written submissions with the Register in Chancery by March 6.

## SEC filing metadata
- accession: 0001759631-23-000004
- form_type: 8-K
- ticker: HYLN
- cik: 0001759631
- company_name: Hyliion Holdings Corp.
- filed_at: 2023-02-21T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1759631/000175963123000004/0001759631-23-000004-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1759631/000175963123000004/hyln-20230217.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001759631-23-000004
- JSON: https://secwatch.observer/filing/0001759631-23-000004.json
- Plain text: https://secwatch.observer/filing/0001759631-23-000004.txt

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