---
schema_version: "secwatch.filing_event.v1"
accession: "0001299130-23-000022"
form_type: "8-K"
ticker: "PACB"
cik: "0001299130"
company_name: "PACIFIC BIOSCIENCES OF CALIFORNIA, INC."
filed_at: "2023-02-16T23:59:59+00:00"
generated_at: "2026-06-19T08:53:34.239209+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# PacBio Q4 revenue down 24% YoY to $27.4M; net loss $84.4M; record Revio orders

## Summary
- Q4 2022 GAAP net loss $84.4M ($0.37 EPS) vs $69.3M loss ($0.31 EPS) a year ago.
- Revenue $27.4M, down 24% YoY; instrument revenue fell 62% to $6.1M.
- Record orders for 96 instruments, including 76 Revio systems from 43 customers.
- Gross margin fell to 19% from 47%, impacted by $7.1M loss on purchase commitments.
- Raised ~$201M in January 2023 public offering; Revio commercial shipments begin March 2023.

## SEC filing metadata
- accession: 0001299130-23-000022
- form_type: 8-K
- ticker: PACB
- cik: 0001299130
- company_name: PACIFIC BIOSCIENCES OF CALIFORNIA, INC.
- filed_at: 2023-02-16T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000022/0001299130-23-000022-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000022/pacb-20230216x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001299130-23-000022
- JSON: https://secwatch.observer/filing/0001299130-23-000022.json
- Plain text: https://secwatch.observer/filing/0001299130-23-000022.txt

## Key facts
- Earnings Releases
  PACIFIC BIOSCIENCES OF CALIFORNIA, INC. reported financial results for fourth fiscal quarter and year ended December 31, 2022.
  - Period: fourth fiscal quarter and year ended December 31, 2022
  - Result: reported results
  source text: On February 16, 2023, Pacific Biosciences of California, Inc. (the “Company”) announced its financial results for its fourth fiscal quarter and year ended December 31, 2022. A copy of the press release containing the announcement is attached as Exhibit 99.1 hereto and is incorporated herein by reference.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1299130/000129913023000022/0001299130-23-000022-index.htm

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