---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-22-003018"
form_type: "8-K"
ticker: "BLZE"
cik: "0001462056"
company_name: "Backblaze, Inc."
filed_at: "2022-02-17T23:59:59+00:00"
generated_at: "2026-06-27T07:00:26.213501+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Backblaze Q4 revenue up 28% to $18.7M; net loss widens to $9.6M, guides Q1 rev $19.0-19.5M

## Summary
- Revenue $18.7M (+28% YoY); full-year $67.5M (+25%). B2 Cloud Storage revenue $6.6M (+56%), Computer Backup $11.9M (+16%).
- Net loss $9.6M ($0.38/shr) vs $3.4M ($0.18) in Q4 2020; adjusted EBITDA -$1.3M vs +$2.0M.
- ARR $75.4M (+27% YoY); B2 ARR $26.8M (+57%); NRR 110% (B2 130%, Backup 102%).
- Q1 2022 guidance: revenue $19.0-19.5M, adjusted EBITDA margin -20% to -16%.
- Full-year 2022 revenue guidance $83-86M with adjusted EBITDA margin -18% to -14%.

## SEC filing metadata
- accession: 0001628280-22-003018
- form_type: 8-K
- ticker: BLZE
- cik: 0001462056
- company_name: Backblaze, Inc.
- filed_at: 2022-02-17T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- 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/1462056/000162828022003018/0001628280-22-003018-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1462056/000162828022003018/blze-20220217.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-22-003018
- JSON: https://secwatch.observer/filing/0001628280-22-003018.json
- Plain text: https://secwatch.observer/filing/0001628280-22-003018.txt

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