---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-049848"
form_type: "8-K"
ticker: "BLZE"
cik: "0001462056"
company_name: "Backblaze, Inc."
filed_at: "2025-11-06T23:59:59+00:00"
generated_at: "2026-05-16T23:36:41.972837+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Backblaze Q3 beats revenue guidance; margins expand, but announces restructuring charges of $4.4-6.0M

## Summary
- Q3 revenue $37.2M (+14% YoY); B2 storage revenue $20.7M (+28%); net loss narrowed to $3.8M from $12.8M.
- Adjusted EBITDA $8.4M (23% margin) vs $3.7M (12%); non-GAAP net income $1.9M vs loss $4.1M.
- Full-year revenue guidance narrowed to $145.4-146.0M; Adj. EBITDA margin raised to 18-20%; Q4 rev $37.3-37.9M.
- Restructuring plan: total charges of $4.4-6.0M in Q4 2025, incl. facility impairment of $0.9-1.2M and employee costs.
- B2 ARR $81.8M (+26% YoY); signed 7-figure expansion with AI video customer; gross margin expanded ~700 bps to 62%.

## SEC filing metadata
- accession: 0001628280-25-049848
- form_type: 8-K
- ticker: BLZE
- cik: 0001462056
- company_name: Backblaze, Inc.
- filed_at: 2025-11-06T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1462056/000162828025049848/0001628280-25-049848-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1462056/000162828025049848/blze-20251106.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-049848
- JSON: https://secwatch.observer/filing/0001628280-25-049848.json
- Plain text: https://secwatch.observer/filing/0001628280-25-049848.txt

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