---
schema_version: "secwatch.filing_event.v1"
accession: "0001127537-23-000032"
form_type: "8-K"
ticker: "LUNG"
cik: "0001127537"
company_name: "Pulmonx Corp"
filed_at: "2023-08-02T23:59:59+00:00"
generated_at: "2026-06-12T11:34:35.121186+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Pulmonx Q2 revenue $17.2M (+23% YoY), raises FY2023 guidance to $64-66M

## Summary
- Record worldwide revenue $17.2M, up 23% YoY; US revenue $11.0M up 28% YoY.
- Gross margin 74% (vs 75% prior year); net loss $16.2M ($0.43/share).
- Raised 2023 revenue guidance to $64-66M (from $63-65M); operating expenses maintained at $112-114M.
- Added 15 new US Zephyr Valve treatment centers in Q2.

## SEC filing metadata
- accession: 0001127537-23-000032
- form_type: 8-K
- ticker: LUNG
- cik: 0001127537
- company_name: Pulmonx Corp
- filed_at: 2023-08-02T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1127537/000112753723000032/0001127537-23-000032-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1127537/000112753723000032/lung-20230802.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001127537-23-000032
- JSON: https://secwatch.observer/filing/0001127537-23-000032.json
- Plain text: https://secwatch.observer/filing/0001127537-23-000032.txt

## Key facts
- Earnings Releases
  Pulmonx Corp reported second quarter of 2023 ended June 30, 2023 results: revenue $17.2 million, net income $16.2 million, EPS $0.43 per share. Guidance raised.
  - Period: second quarter of 2023 ended June 30, 2023
  - Revenue: $17.2 million
  - Net income: $16.2 million
  - EPS: $0.43 per share
  - Guidance: raised
  - Result: reported results
  source text: treatments for lung disease, today reported financial results for the second quarter of 2023 ended June 30, 2023. Recent Highlights • Achieved record worldwide revenue of $17.2 million in the second quarter of 2023, a 23% increase over the same period last year • Delivered a new high of $11.0 million in U.S. revenue in the second quarter of 2023, representing
  evidence_url: https://www.sec.gov/Archives/edgar/data/1127537/000112753723000032/0001127537-23-000032-index.htm

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