---
schema_version: "secwatch.filing_event.v1"
accession: "0001759631-22-000021"
form_type: "8-K"
ticker: "HYLN"
cik: "0001759631"
company_name: "Hyliion Holdings Corp."
filed_at: "2022-05-09T23:59:59+00:00"
generated_at: "2026-06-25T22:33:21.830071+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Hyliion reports Q1 rev $0.3M (+70% QoQ); Hypertruck ERX orders of 170 units backed by deposits

## Summary
- Revenue of $0.3M, up 70% from Q4 2021; operating expenses $25.6M driven by R&D.
- Hypertruck ERX order backlog grows to 170 units with deposits; nearly 2,000 reservations to date.
- Hypertruck ERX expected to qualify for full credit under CARB's Advanced Clean Fleet mandate.
- Cash and investments total $527M; reaffirms FY2022 revenue guidance $2M-$3M, opEx $135M-$145M.
- Design verification units complete; production start on track for late 2023.

## SEC filing metadata
- accession: 0001759631-22-000021
- form_type: 8-K
- ticker: HYLN
- cik: 0001759631
- company_name: Hyliion Holdings Corp.
- filed_at: 2022-05-09T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1759631/000175963122000021/0001759631-22-000021-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1759631/000175963122000021/hyln-20220509.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001759631-22-000021
- JSON: https://secwatch.observer/filing/0001759631-22-000021.json
- Plain text: https://secwatch.observer/filing/0001759631-22-000021.txt

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