---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-22-008258"
form_type: "8-K"
ticker: "ACFN"
cik: "0000880984"
company_name: "ACORN ENERGY, INC."
filed_at: "2022-03-31T23:59:59+00:00"
generated_at: "2026-06-26T12:54:01.256406+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Acorn Energy FY2021 cash-basis sales up 27% YoY to $7.6M; GAAP revenue up 14%

## Summary
- GAAP revenue $6.8M (+14% YoY); cash-basis revenue $7.6M (+27%); gross margin 72.3% vs 69.8%.
- OmniMetrix operating income $925K (+59%); consolidated operating loss improved to $8K from $310K.
- Hardware revenue +30.6% driven by 3G replacements; monitoring revenue +5.5% to $4.0M.
- Net loss $21K vs prior-year net income $69K (Q4'20 PPP gain); Q4'21 net loss $66K.
- Cash $1.72M; NOL carryforwards >$70M shield taxes; $381K inventory investment for supply chains.

## SEC filing metadata
- accession: 0001493152-22-008258
- form_type: 8-K
- ticker: ACFN
- cik: 0000880984
- company_name: ACORN ENERGY, INC.
- filed_at: 2022-03-31T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/880984/000149315222008258/0001493152-22-008258-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/880984/000149315222008258/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-22-008258
- JSON: https://secwatch.observer/filing/0001493152-22-008258.json
- Plain text: https://secwatch.observer/filing/0001493152-22-008258.txt

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