---
schema_version: "secwatch.filing_event.v1"
accession: "0001907982-26-000146"
form_type: "8-K"
ticker: "QBTS"
cik: "0001907982"
company_name: "D-Wave Quantum Inc."
filed_at: "2026-09-10T20:36:39+00:00"
generated_at: "2026-09-10T20:38:07.522749+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# D-Wave files prospectus supplement for resale of 7.1M shares by US Commerce Dept

## Summary
- Filed prospectus supplement on Sept 10, 2026 for resale of 7,095,721 common shares by US Department of Commerce.
- Shares covered under existing S-3ASR registration statement filed Jan 20, 2026.
- Legal opinion from Paul, Weiss attached as Exhibit 5.1.
- No new shares issued; resale by shareholder only.

## SEC filing metadata
- accession: 0001907982-26-000146
- form_type: 8-K
- ticker: QBTS
- cik: 0001907982
- company_name: D-Wave Quantum Inc.
- filed_at: 2026-09-10T20:36:39+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1907982/000190798226000146/0001907982-26-000146-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1907982/000190798226000146/qbts-20260910.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001907982-26-000146
- JSON: https://secwatch.observer/filing/0001907982-26-000146.json
- Plain text: https://secwatch.observer/filing/0001907982-26-000146.txt

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