---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-22-009098"
form_type: "8-K"
ticker: "BLZE"
cik: "0001462056"
company_name: "Backblaze, Inc."
filed_at: "2022-04-13T23:59:59+00:00"
generated_at: "2026-06-26T07:38:49.499108+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Backblaze founders convert limited Class B shares, adopt 10b5-1 trading plans for daily sales starting May 10

## Summary
- Founders converted portion of Class B to Class A shares in conjunction with pre-arranged 10b5-1 trading plans adopted in late Feb 2022.
- Each founder plans to sell 2,000 Class A shares per trading day beginning after IPO lock-up release on May 10, 2022.
- After sales, founders will retain approximately 80% of their shares and remain significant stockholders.
- Founders cite 15 years without monetization opportunity and desire for portfolio diversification as reasons.
- Sales will be disclosed via Form 4 filings with the SEC.

## SEC filing metadata
- accession: 0001628280-22-009098
- form_type: 8-K
- ticker: BLZE
- cik: 0001462056
- company_name: Backblaze, Inc.
- filed_at: 2022-04-13T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1462056/000162828022009098/0001628280-22-009098-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1462056/000162828022009098/blze-20220413.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-22-009098
- JSON: https://secwatch.observer/filing/0001628280-22-009098.json
- Plain text: https://secwatch.observer/filing/0001628280-22-009098.txt

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