---
schema_version: "secwatch.filing_event.v1"
accession: "0001759631-21-000027"
form_type: "8-K"
ticker: "HYLN"
cik: "0001759631"
company_name: "Hyliion Holdings Corp."
filed_at: "2021-08-11T23:59:59+00:00"
generated_at: "2026-06-29T15:24:13.381560+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Hyliion reports Q2 2021 with $617M liquidity; reduces FY2021 OPEX guidance to $130-140M

## Summary
- Cash and investments total over $617M; no revenue yet, expects FY2021 revenue immaterial.
- Hired Dennis M. Gallagher as COO; previously President of Jacobs Vehicle Systems.
- Detmar Logistics reserved 300 Hypertruck ERX units; subject to final agreement.
- Long-range ERX variant qualifies for California ACT Rule ZEV credits (75-mile range).
- Improved Hybrid on track for late 2021 launch; OPEX guidance reduced from ~$140M.

## SEC filing metadata
- accession: 0001759631-21-000027
- form_type: 8-K
- ticker: HYLN
- cik: 0001759631
- company_name: Hyliion Holdings Corp.
- filed_at: 2021-08-11T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1759631/000175963121000027/0001759631-21-000027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1759631/000175963121000027/hyln-20210810.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001759631-21-000027
- JSON: https://secwatch.observer/filing/0001759631-21-000027.json
- Plain text: https://secwatch.observer/filing/0001759631-21-000027.txt

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